|
AToBToC
|
07 Apr 2006 - 00:29 - r1.2
|
NoelWelsh
|
| |
STARTINCLUDE Circular Links with Continuations Problem You have a number of pages that all link to each other this is, the links form a cycle. You want to implement ... |
|
AdminAnnotationProposal
|
19 May 2004 - 04:15 - r1.3
|
AntonVanStraaten
|
| |
Adding an Annotation Mechanism to TWiki The following outlines a possible way of implementing an annotation-based approach to maintaining cookbook content with TWiki ... |
|
AdminCookbookViews
|
09 Jun 2004 - 15:40 - r1.9
|
NoelWelsh
|
| |
Supporting Multiple Views of the Cookbook At a minimum, we want to be able to support two "views" of the cookbook one which supports online browsing well, and another ... |
|
AdminOverview
|
23 Aug 2004 - 08:17 - r1.6
|
AntonVanStraaten
|
| |
Cookbook Administration Issues This is a laundry list of things to think about, plan for, and/or do. Expand any significant points below into their own topics, as ... |
|
AdminSourceHighlighting
|
22 Apr 2004 - 23:48 - NEW
|
AntonVanStraaten
|
| |
Source Highlighting Integration The following diff documents the change made to TWiki.SyntaxHighlightingPlugin, to integrate the Sandbox.ScmToXexpr Scheme source ... |
|
AdminTopics
|
19 May 2004 - 04:10 - NEW
|
AntonVanStraaten
|
| |
Administration Topics These are topics related to Cookbook administration or site design. To appear in this list, a topic must have a TopicType of Admin on its CookbookForm ... |
|
AligningStrings
|
08 Sep 2004 - 17:48 - r1.12
|
GordonWeakliem
|
| |
STARTINCLUDE Aligning Strings Problem You want to align a string, left, right, or center. You might use this when generating reports, for example. Solution The easiest ... |
|
AllRecipes
|
19 May 2004 - 16:48 - r1.2
|
AntonVanStraaten
|
| |
List of All Recipes These are all topics which have a CookbookForm with a TopicType of Recipe . See also ParentTopics. This list is generated automatically. SEARCH ... |
|
ApplicableHashTables
|
05 Feb 2008 - 16:47 - NEW
|
DanielSilva
|
| |
STARTINCLUDE Applicable Hash Tables Problem You want to apply hash-table objects directly to look up or associate keys with values. Solution You can rely on structures ... |
|
AtExpandTime
|
01 Oct 2005 - 07:51 - r1.3
|
NoelWelsh
|
| |
STARTINCLUDE A Macro Similar to CL's Eval-When Problem Often times it is useful to preload a table of data at compile-time. Scheme, however, has no construct similar ... |
|
AuthorChapter
|
16 Aug 2004 - 14:37 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Author Guide TMPL:P{"chapterquery"} STOPINCLUDE TMPL:P{"chaptercommentlink"} INCLUDE{"AuthorChapterComments"} Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup ... |
|
AuthorChapterComments
|
16 Aug 2004 - 14:42 - NEW
|
NoelWelsh
|
| |
TMPL:P{"chaptercommenttip"} STARTINCLUDE Comments STOPINCLUDE Main.NoelWelsh 16 Aug 2004 |
|
AuthorCreatingChapters
|
16 Jul 2007 - 07:53 - r1.3
|
NoelWelsh
|
| |
STARTINCLUDE Creating Chapters Problem You want to create a new Chapter in the Cookbook Solution Creating a new Chapter is not as simple as creating a recipe, as ... |
|
AuthorEditingExistingText
|
20 Aug 2004 - 16:38 - r1.3
|
NoelWelsh
|
| |
Editing Existing Text There are many different types of editing, from fixing typos through adding comments to wholescale restructuring of pages. Always think about ... |
|
AuthorFAQ
|
20 Aug 2004 - 19:00 - r1.3
|
GordonWeakliem
|
| |
Author FAQ TOC How do I rename or move a topic? Select the More link at the top of the topic you want to rename. The page that comes up has an option to "Rename/Move ... |
|
AuthorGuide
|
20 Aug 2004 - 16:38 - r1.18
|
NoelWelsh
|
| |
Cookbook Authoring Guide This topic is under construction, now that we have a good sense of how the cookbook should be structured with Twiki. Topics that will be ... |
|
AuthorIncludingRecipesInSections
|
16 Aug 2004 - 14:52 - r1.2
|
NoelWelsh
|
| |
Including Recipes in Sections At the bottom of every page is a form called the CookbookForm. The organisation of the site depends on the values in this form, so take ... |
|
AuthorIntroduction
|
19 Aug 2004 - 15:55 - r1.2
|
NoelWelsh
|
| |
STARTINCLUDE Introduction This chapter covers the practices and conventions of contributing to the Cookbook. For ease of editing it is laid out like any other chapter ... |
|
AuthorRecipes
|
16 Aug 2004 - 14:41 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Recipes TMPL:P{"recipequery"} STOPINCLUDE Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup |
|
AuthorYouHavePermission
|
20 Aug 2004 - 12:41 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE You Have Permission Problem You want to make a change but your aren't sure if you'll offend someone by doing it. Solution Make the change. Change is ... |
|
BecomingAnAuthor
|
16 Aug 2004 - 14:46 - r1.3
|
NoelWelsh
|
| |
Becoming An Author To become an author. visit TWiki.TWikiRegistration and fill out the registration form. Anyone can become a cookbook author, and contribute to the ... |
|
BeingPltSpecific
|
10 Sep 2004 - 01:00 - r1.5
|
AntonVanStraaten
|
| |
TOC STARTINCLUDE Being PLT Specific The reality of Scheme today is that many of the kinds of tasks which the Cookbook is intended to address cannot easily be implemented ... |
|
BookIntroduction
|
08 Sep 2004 - 05:14 - r1.9
|
AntonVanStraaten
|
| |
Introduction The Scheme Cookbook's primary aim is show how common programming problems can be solved in Scheme via short programming "recipes". Parts of the Cookbook ... |
|
BugIESourceWrapping
|
17 May 2004 - 02:50 - NEW
|
AntonVanStraaten
|
| |
Bug: Source code wrapping in IE There is a bug in IE which ruins the layout of receipes containing code with very long lines. An example is: AligningStrings. Previously ... |
|
CGI
|
16 May 2004 - 21:13 - NEW
|
JensAxelSoegaard
|
| |
CGI Scripts http://www.htus.org/Book/2001-11-13/howto-Z-H-17.html# part VI "CGI Scripts" in "How To Use Scheme" |
|
CaseSensitivity
|
31 May 2007 - 23:14 - r1.4
|
MichalKwiatkowski
|
| |
STARTINCLUDE Case Sensitivity Problem This recipe gives solutions for dealing with case insensitive code in a case sensitive language and vice versa. Introduction ... |
|
ChainedComparisons
|
03 Feb 2006 - 11:07 - r1.2
|
NoelWelsh
|
| |
STARTINCLUDE Chained Comparisons Problem We might like to use syntax to describe a sequence of "chained" comparisons like 3 which can be expressed in Scheme as: begin ... |
|
ChapterStructure
|
14 Jun 2004 - 02:17 - NEW
|
AntonVanStraaten
|
| |
Cookbook Chapter Structure TOC Introduction This is technical documentation of the Cookbook chapter structure. Documentation for authors will be based on the automated ... |
|
CoRoutines
|
27 Jul 2008 - 14:21 - r1.29
|
JosKoot
|
| |
STARTINCLUDE Coroutines Problem In some cases it is desirable to transform a procedure that returns a table (a list, vector or list of lists and so on) into a procedure ... |
|
CommonLispCookbook
|
16 Jul 2004 - 19:19 - NEW
|
NoelWelsh
|
| |
A cookbook for Common Lisp, online at http://cl-cookbook.sourceforge.net/ Main.NoelWelsh 16 Jul 2004 |
|
CompilationCopyright
|
08 Sep 2004 - 09:07 - r1.3
|
AntonVanStraaten
|
| |
STARTINCLUDE Compilation Copyright As described in ContributorAgreement, while contributors retain the copyright to their own original material which is submitted ... |
|
ContributorAgreement
|
08 Sep 2004 - 09:05 - r1.7
|
AntonVanStraaten
|
| |
STARTINCLUDE Contributor Agreement By submitting material to this Cookbook web site ("the Cookbook"), you are agreeing to the following terms: Material that you submit ... |
|
CookBook
|
07 Jul 2004 - 10:15 - r1.14
|
NoelWelsh
|
| |
PLT Scheme Cookbook This page is temporarily out of service. See the TOC page instead. Main.AntonVanStraaten 03 May 2004 TOC{depth "2"} INCLUDE{"BookIntroduction ... |
|
CookbookBrainStorm
|
16 Jul 2004 - 19:15 - r1.34
|
NoelWelsh
|
| |
Cookbook BrainStorm What should a cookbook contain? Add your ideas the list below. 1 Intro to (PLT) Scheme Link to Sitaram's FixnumDays Philosophy of the cookbook ... |
|
CookbookFAQ
|
08 Sep 2004 - 07:11 - r1.9
|
AntonVanStraaten
|
| |
FAQ TOC Scheme portability Is the Cookbook PLT-specific? As little as possible. If we had the technology to support multiple Scheme implementations without making ... |
|
CookbookForm
|
31 May 2004 - 01:13 - r1.4
|
AntonVanStraaten
|
| |
Cookbook Topic Classification Form Name Type Size Values Tooltip message TopicType select 1 Specifies the type of a topic that belongs in the Cookbook ParentTopic ... |
|
CookbookStructure
|
14 Jun 2004 - 02:16 - r1.10
|
AntonVanStraaten
|
| |
Cookbook Structure Proposal TOC Note Below is the proposal for the new cookbook structure, written prior to implementation. The technical details of the final design ... |
|
CreatingAiffs
|
15 Aug 2006 - 14:29 - NEW
|
RitchieSmith
|
| |
STARTINCLUDE Creating simple AIFF audio files Problem DrScheme seems to have little support for sound. Solution Presented here, sample code for writing 16 bit monophonic ... |
|
CreatingJpegWithMzScheme
|
29 Sep 2007 - 18:01 - NEW
|
AustinKing
|
| |
STARTINCLUDE Creating Jpeg from scratch using MzScheme Problem You are using PLT DrScheme and you want to draw graphs, generate graphics, or process images from scratch ... |
|
CreatingRecipes
|
16 Aug 2004 - 14:45 - r1.5
|
NoelWelsh
|
| |
STARTINCLUDE Creating Recipes This page discusses both reasons for creating recipes and provides guidance on creating recipes. area. How To Create Recipes Use the ... |
|
DataStructureChapter
|
16 Aug 2004 - 02:22 - r1.2
|
GordonWeakliem
|
| |
STARTINCLUDE Data Structures TMPL:P{"chapterquery"} STOPINCLUDE TMPL:P{"chaptercommentlink"} INCLUDE{"DataStructureChapterComments"} Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup ... |
|
DataStructureChapterComments
|
04 Nov 2005 - 17:22 - r1.4
|
AntonVanStraaten
|
| |
TMPL:P{"chaptercommenttip"} STARTINCLUDE Comments A good library of data structures for Scheme is the Galore library (the link is to its entry in the PLT PLaneT package ... |
|
DataStructureRecipes
|
16 Jun 2004 - 15:39 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Recipes TMPL:P{"recipequery"} STOPINCLUDE Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup |
|
DataStructuresIntroduction
|
16 Jun 2004 - 15:38 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Introduction There are many advanced data structures that have been implemented in Scheme. There datastructures have properties that sometimes make them ... |
|
DatabaseChapter
|
20 Aug 2004 - 00:32 - r1.4
|
GordonWeakliem
|
| |
STARTINCLUDE Databases TMPL:P{"chapterquery"} STOPINCLUDE TMPL:P{"chaptercommentlink"} INCLUDE{"DatabaseChapterComments"} Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup ... |
|
DatabaseChapterComments
|
01 Jul 2008 - 05:36 - r1.3
|
AntonVanStraaten
|
| |
TMPL:P{"chaptercommenttip"} STARTINCLUDE Comments WriteSqlInSchemeLikeSyntax: belongs here, but I did something wrong Main.HiSeeComments Fixed the parent topic ... |
|
DatabaseIntroduction
|
19 Aug 2004 - 16:55 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Introduction Relational databases, along with the file system and structured markup, are one of the primary means of storing and exchanging data between ... |
|
DatabaseRecipes
|
19 Aug 2004 - 23:38 - r1.2
|
GordonWeakliem
|
| |
STARTINCLUDE Recipes TMPL:P{"recipequery"} STOPINCLUDE Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup |
|
DefaultArgumentsClassInitialization
|
05 Sep 2006 - 03:13 - NEW
|
DannyYoo
|
| |
STARTINCLUDE Default field values for class initialization Problem You want to provide a set of reasonable default values for some fields in a class. Solution Use ... |
|
DefaultChapterTemplate
|
14 Jun 2004 - 01:50 - r1.2
|
AntonVanStraaten
|
| |
STARTINCLUDE URLPARAM{"title"} TMPL:P{"chapterquery"} STOPINCLUDE TMPL:P{"chaptercommentlink"} INCLUDE{"DefaultChapterTemplateComments"} Set ALLOWTOPICCHANGE Main ... |
|
DefaultLibraryTemplate
|
01 Jul 2004 - 14:42 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE URLPARAM{"heading"} Location Description Discussion STOPINCLUDE Contributors WIKIUSERNAME DATE |
|
DefaultRecipeTemplate
|
01 Jun 2004 - 21:13 - r1.4
|
AntonVanStraaten
|
| |
STARTINCLUDE URLPARAM{"heading"} Problem Solution Discussion STOPINCLUDE Comments about this recipe Contributors WIKIUSERNAME DATE |
|
DisallowOneArmedIf
|
16 Nov 2006 - 11:38 - r1.2
|
NoelWelsh
|
| |
STARTINCLUDE Disallow One-Armed If with a Custom Language Problem It's idiomatic PLT Scheme to use WHEN and UNLESS if one wants to do a side-effect conditional. But ... |
|
DrScheme
|
30 Mar 2004 - 00:48 - NEW
|
AntonVanStraaten
|
| |
DrScheme DrScheme is a sophisticated graphical programming environment for Scheme. In addition to unrivalled program analysis tools, DrScheme includes a HelpDesk ... |
|
DrawStairCaseGraphs
|
24 Jan 2007 - 22:55 - NEW
|
DannyYoo
|
| |
STARTINCLUDE Draw staircase graphs with PLT's PLoT Problem It's not completely obvious how to draw staircase graphs in PLoT. Solution The idea is to turn the data ... |
|
DynamicChapter
|
15 Apr 2005 - 14:20 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Dynamic Programming TMPL:P{"chapterquery"} STOPINCLUDE TMPL:P{"chaptercommentlink"} INCLUDE{"DynamicChapterComments"} Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup ... |
|
DynamicChapterComments
|
02 Aug 2007 - 09:57 - r1.2
|
NoelWelsh
|
| |
TMPL:P{"chaptercommenttip"} STARTINCLUDE Comments See StringEval in StringChapter for how to evaluate code stored in a string. STOPINCLUDE |
|
DynamicEvalCustomNamespace
|
07 Jun 2006 - 15:26 - r1.5
|
DannyYoo
|
| |
STARTINCLUDE Evaluating Code in a Custom Namespace Problem You want to eval code that: Doesn't have access to anything declared or loaded by the code that calls eval ... |
|
DynamicIntroduction
|
15 Apr 2005 - 14:34 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Introduction Dynamic programming is a family of algorithms used to solve optimisation problems. Except in this case it isn't. We use the term dynamic ... |
|
DynamicRecipes
|
15 Apr 2005 - 14:35 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Recipes TMPL:P{"recipequery"} STOPINCLUDE Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup |
|
DynamicUntrustedEval
|
21 Nov 2005 - 12:45 - r1.5
|
JepriJepri
|
| |
STARTINCLUDE Evaluating untrusted code Problem We want to evaluate code outside our control (e.g., deserializing s-expressions in data files). Solution Restrict the ... |
|
EnginesUsingThreads
|
19 May 2004 - 07:15 - r1.3
|
AntonVanStraaten
|
| |
Implementing Engines Using Threads Problem Implementing engines often makes use of complicated uses of call/cc . A thread implementation mirrors the definition of ... |
|
FileAppendFiles
|
05 Jan 2007 - 15:44 - r1.2
|
NoelWelsh
|
| |
STARTINCLUDE Appending Files Together Problem You want to append the contents of several files to a single file. For example you want the contents of the file foo ... |
|
FileChangePLTPath
|
18 Aug 2004 - 23:17 - r1.2
|
GordonWeakliem
|
| |
STARTINCLUDE Dynamically Changing the PLT Search Path Problem You want to change the path where PLT searches for modules at runtime. Solution current-library-collection ... |
|
FileChapter
|
25 Jun 2004 - 10:39 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Files and Directories TMPL:P{"chapterquery"} STOPINCLUDE TMPL:P{"chaptercommentlink"} INCLUDE{"FileChapterComments"} Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup ... |
|
FileChapterComments
|
13 Aug 2004 - 03:53 - r1.2
|
GordonWeakliem
|
| |
TMPL:P{"chaptercommenttip"} STARTINCLUDE Comments STOPINCLUDE |
|
FileCountLines
|
03 Sep 2004 - 07:09 - r1.3
|
BrentAFulgham
|
| |
STARTINCLUDE Counting Lines in a File Problem You need to count how many lines are in a file. Solution begin scheme (define (countlines filename) (call-with-input ... |
|
FileCreateDeepDirectory
|
22 Aug 2004 - 23:25 - r1.2
|
GordonWeakliem
|
| |
STARTINCLUDE Creating Directories Including Parent Directories Problem You want to be able to create a directory with something more convenient than make-directory ... |
|
FileDeletingAFile
|
03 Sep 2004 - 07:16 - r1.3
|
BrentAFulgham
|
| |
STARTINCLUDE Deleting a File Problem You want to delete a file. Solution Use plt scheme's standard function delete-file : Discussion begin scheme (delete-file path ... |
|
FileDirectorySize
|
19 Aug 2004 - 01:56 - r1.2
|
GordonWeakliem
|
| |
STARTINCLUDE Computing the Size of a Directory Problem You want to compute the total size of a directory tree (i.e. the sum of the file sizes in a directory tree ... |
|
FileIntroduction
|
25 Jun 2004 - 10:42 - r1.4
|
NoelWelsh
|
| |
STARTINCLUDE ToDo: Create examples where necessary for this introduction. Introduction This chapter deals with file access, that is opening files, passing files as ... |
|
FileIsADirectory
|
25 Jun 2004 - 11:15 - r1.2
|
NoelWelsh
|
| |
STARTINCLUDE Testing Whether A File Is A Directory Problem You have a list of file names, which includes the names of some directories. You want to test if a name ... |
|
FileMakePlatformIndependentPath
|
25 Jun 2004 - 11:18 - r1.2
|
NoelWelsh
|
| |
STARTINCLUDE Creating a Platform Independent Path Problem You want to create a directory in a platform independent way. The directory is several levels deep and you ... |
|
FileManipulation
|
25 Jun 2004 - 10:42 - r1.8
|
NoelWelsh
|
| |
File Manipulation Introduction Sometimes you gotta interact with the file system and when you do things can get messy. File systems are dependent upon the operating ... |
|
FileMaybeMakeDirectory
|
05 Feb 2006 - 20:19 - r1.4
|
NoelWelsh
|
| |
STARTINCLUDE Making A Directory If It Doesn't Already Exist Problem You want to create a directory only if it doesn't already exist. Solution Use make-directory from ... |
|
FileNameFromPath
|
06 Feb 2006 - 11:49 - r1.2
|
NoelWelsh
|
| |
STARTINCLUDE Extracting the File Name from a Path Problem You want to extract just the file name from a path. For example, given a path such as "foo/bar/baz.ss" you ... |
|
FileNamesMatchingRegularExpression
|
01 Feb 2006 - 16:53 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Finding All Files Whose Name Match a Regular Expression Problem You want to find all files whose names match a traditional shell regular expression ... |
|
FilePLTPath
|
13 Aug 2004 - 03:46 - NEW
|
GordonWeakliem
|
| |
STARTINCLUDE Finding a File on the PLT Scheme Search Path Problem You want to search PLT's module search path for a file. Solution Discussion STOPINCLUDE Comments ... |
|
FileProcessWords
|
22 Jun 2006 - 12:47 - r1.3
|
MichaelBurschik
|
| |
STARTINCLUDE Processing Every Word in a File Problem You need to do something to every word in a file, similar to the foreach function of csh. Solution INCLUDE{"Scm ... |
|
FileProcessingAllFilesInADirectory
|
19 Jul 2005 - 18:36 - r1.4
|
JensAxelSoegaard
|
| |
STARTINCLUDE Processing All Files in a Directory Problem You want to do something to each file in a particular directory. Solution Use PltScheme's standard function ... |
|
FileRandomAccessIO
|
01 Oct 2005 - 08:19 - r1.2
|
NoelWelsh
|
| |
STARTINCLUDE Using Random-Access Input/Output Problem You want to read a binary record from somewhere inside a large file of fixed-length records, without reading ... |
|
FileRandomAccessUpdate
|
13 Aug 2004 - 03:52 - NEW
|
GordonWeakliem
|
| |
STARTINCLUDE Updating a Random-Access File Problem You want to read a binary record from somewhere inside a large file of fixed-length records, change the values ... |
|
FileRead
|
04 Nov 2008 - 15:08 - r1.4
|
StephenDeGabrielle
|
| |
STARTINCLUDE Reading An Entire Text File Problem You want to read the lines from a file and store them in a list. Solution begin scheme (define (readlines filename ... |
|
FileReadIni
|
13 Aug 2004 - 03:37 - NEW
|
GordonWeakliem
|
| |
STARTINCLUDE Reading Configuration Data from a File Problem You want to store configuration data for your program in a file. Solution Discussion STOPINCLUDE Comments ... |
|
FileReadParagraph
|
13 Aug 2004 - 03:25 - NEW
|
GordonWeakliem
|
| |
STARTINCLUDE Reading a Text File by Paragraphs Problem You need to read a file paragraph by paragraph. A paragraph break is marked by an empty line. Solution Discussion ... |
|
FileReadRandomLine
|
18 Dec 2006 - 11:43 - r1.6
|
NoelWelsh
|
| |
STARTINCLUDE Retrieving a Line at Random from a File of Unknown Size Problem You have a file of unknown size, and you need to select one line at random from it. The ... |
|
FileReadSpecificLine
|
13 Aug 2004 - 03:18 - NEW
|
GordonWeakliem
|
| |
STARTINCLUDE Reading a Particular Line from a File Problem You want to extract a single line from a file. Solution Discussion STOPINCLUDE Comments about this recipe ... |
|
FileReadZip
|
22 Feb 2005 - 05:39 - r1.2
|
DaveHerman
|
| |
STARTINCLUDE Reading Data from ZIP Files Problem You have an archive in ZIP format and you want to access the files in the archive. Solution begin scheme (require ... |
|
FileReadingLines
|
25 Jun 2004 - 11:13 - r1.3
|
NoelWelsh
|
| |
STARTINCLUDE Reading Lines from a Text File PLT Scheme offers the read-line procedure for reading lines of text from an input port. The following are some useful ... |
|
FileRecipes
|
25 Jun 2004 - 10:59 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Recipes TMPL:P{"recipequery"} STOPINCLUDE Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup |
|
FileRenameRecursive
|
07 Sep 2004 - 21:53 - r1.2
|
GordonWeakliem
|
| |
STARTINCLUDE Renaming Files Throughout a Directory Tree Problem You need to rename files throughout an entire directory tree, for example, you want to change extension ... |
|
FileSearchPath
|
13 Aug 2004 - 03:45 - NEW
|
GordonWeakliem
|
| |
STARTINCLUDE Finding a File Given an Arbitrary Search Path Problem Given a search path, you need to find the first file along that path with a specified name. Solution ... |
|
FileSearchReplace
|
13 Aug 2004 - 03:17 - NEW
|
GordonWeakliem
|
| |
STARTINCLUDE Searching and Replacing Text in a File Problem You need to change one string into another throughout a file. Solution Discussion STOPINCLUDE Comments ... |
|
FileSplitPath
|
25 Jun 2004 - 11:15 - r1.2
|
NoelWelsh
|
| |
STARTINCLUDE Splitting a Path into All of Its Parts Problem You want to split a path into all of its components. Solution explode-path in mzlib's file.ss will do ... |
|
FileVersion
|
13 Aug 2004 - 03:49 - NEW
|
GordonWeakliem
|
| |
STARTINCLUDE Versioning Filenames Problem You want to make a backup copy of a file, with a protocol of using a 3 digit number to the name of the old file. (VAX, anyone ... |
|
FileWalkDirectoryTree
|
13 Sep 2004 - 15:13 - r1.3
|
JensAxelSoegaard
|
| |
STARTINCLUDE Walking Directory Trees Problem You need to look at every file in a directory, or an entire directory tree, that matches a given pattern. Solution The ... |
|
FileWrite
|
10 Dec 2007 - 10:43 - r1.4
|
NoelWelsh
|
| |
STARTINCLUDE Writing to a File Problem You want to write text or data to a file. Solution If you just have a string s to write to a file with name fname , this will ... |
|
FilesCopyingOrMovingAFile
|
25 Jun 2004 - 11:22 - r1.3
|
NoelWelsh
|
| |
STARTINCLUDE Copying or Moving a File Problem You need to copy a file. Solution Use PltScheme's standard function copy-file : begin scheme (copy-file src-path dest ... |
|
FixnumDays
|
30 Mar 2004 - 00:19 - NEW
|
AntonVanStraaten
|
| |
Teach Yourself Scheme in Fixnum Days http://www.ccs.neu.edu/home/dorai/t-y-scheme/t-y-scheme.html Teach Yourself Scheme in Fixnum Days is an excellent Scheme tutorial ... |
|
ForeignInterfaceBasics
|
07 Apr 2006 - 01:02 - r1.2
|
NoelWelsh
|
| |
STARTINCLUDE Foreign interface basics Problem We want to use C libraries from Scheme without writing C code ourselves. Solution We'll use PLT Scheme's foreign module ... |
|
ForeignInterfaceChapter
|
07 Apr 2006 - 01:02 - r1.3
|
NoelWelsh
|
| |
STARTINCLUDE Foreign Interface TMPL:P{"chapterquery"} STOPINCLUDE TMPL:P{"chaptercommentlink"} INCLUDE{"ForeignInterfaceChapterComments"} Set ALLOWTOPICCHANGE Main ... |
|
ForeignInterfaceChapterComments
|
07 Apr 2006 - 01:00 - NEW
|
NoelWelsh
|
| |
TMPL:P{"chaptercommenttip"} STARTINCLUDE Comments STOPINCLUDE |
|
ForeignInterfaceIntroduction
|
07 Apr 2006 - 01:01 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Introduction MzScheme version 299 introduces the foreign module, allowing us to drive libffi from Scheme to interface with C libraries. The design and ... |
|
ForeignInterfaceRecipes
|
07 Apr 2006 - 01:03 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Recipes TMPL:P{"recipequery"} STOPINCLUDE Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup |
|
FunctionalHeap
|
16 Jun 2004 - 15:38 - r1.5
|
NoelWelsh
|
| |
Functional Heap Problem A heap is data structure that in its basic form supports the operations insert and delete-min . More advanced heaps also support merge . Solution ... |
|
FunctionalQueue
|
16 Jun 2004 - 15:36 - r1.4
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NoelWelsh
|
| |
STARTINCLUDE Functional Queue A queue is a data structure supporting the following operations: empty? , insert , remove and first . Problem The problem is to get ... |
|
GUIChapter
|
14 Jun 2004 - 03:57 - r1.5
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AntonVanStraaten
|
| |
STARTINCLUDE GUI Recipes TMPL:P{"chapterquery"} STOPINCLUDE TMPL:P{"chaptercommentlink"} INCLUDE{"GUIChapterComments"} Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup ... |
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GUIChapterComments
|
04 Aug 2008 - 18:21 - r1.5
|
StephenDeGabrielle
|
| |
TMPL:P{"chaptercommenttip"} STARTINCLUDE Comments See also Corey Sweeney's http://students.depaul.edu/~csweeney/Guibuilder.Tutorial.html GUI-builder Howto . Main ... |
|
GUIHelloWorld
|
04 Aug 2008 - 14:23 - r1.4
|
StephenDeGabrielle
|
| |
STARTINCLUDE Creating a window containing text Problem You want to create a GUI window containing some text. Solution PltScheme provides a cross-platform GUI toolkit ... |
|
GUIHowToUseATimer
|
24 Feb 2006 - 22:54 - NEW
|
JensAxelSoegaard
|
| |
STARTINCLUDE How to use a timer Problem How to use a timer to update elements of a GUI. Solution begin scheme ;;; ;;; Clock ;;; ;; This program demonstrates how to ... |
|
GUIIntroduction
|
14 Jun 2004 - 04:08 - NEW
|
AntonVanStraaten
|
| |
STARTINCLUDE Introduction STOPINCLUDE |
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GUIRecipeAnimation
|
29 Aug 2004 - 23:04 - r1.4
|
JensAxelSoegaard
|
| |
STARTINCLUDE Animation Problem Displaying a window and animating its contents. Solution begin scheme ;;; Jumping PacMan (define PAUSE 0.002) ; determines the speed ... |
|
GUIRecipeImagesInTheInteractionWindow
|
15 May 2004 - 11:27 - r1.6
|
JensAxelSoegaard
|
| |
STARTINCLUDE Displaying an Image in the DrScheme Interaction Window Problem Displaying an image in the DrScheme Interaction Window. Solution The interaction window ... |
|
GUIRecipes
|
14 Jun 2004 - 04:00 - NEW
|
AntonVanStraaten
|
| |
STARTINCLUDE Recipes TMPL:P{"recipequery"} STOPINCLUDE Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup |
|
GUIWidgetAggregation
|
17 Jul 2008 - 08:59 - r1.9
|
StephenDeGabrielle
|
| |
STARTINCLUDE Aggregating Widgets in a Single Widget Problem You would like to deal with many widgets as though they were a single widget. Solution begin scheme #lang ... |
|
GettingCurrentProcessId
|
03 May 2006 - 21:30 - NEW
|
DannyYoo
|
| |
STARTINCLUDE Getting the current process id (PID) using "foreign.ss" Problem We may want to get the current process id (PID) of the current running process. Solution ... |
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GettingStartedAdmin
|
07 Jul 2004 - 10:15 - r1.2
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NoelWelsh
|
| |
Comments ToDo: Using PLT Scheme |
|
GettingStartedChapter
|
07 Jul 2004 - 10:01 - r1.9
|
NoelWelsh
|
| |
STARTINCLUDE Getting Started With PLT Scheme TMPL:P{"chapterquery"} STOPINCLUDE TMPL:P{"chaptercommentlink"} INCLUDE{"GettingStartedChapterAdmin"} Set ALLOWTOPICCHANGE ... |
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GettingStartedCollectionSearchPath
|
21 Apr 2007 - 22:27 - r1.3
|
YinSoChen
|
| |
STARTINCLUDE Changing the Library (Collection) Search Path Problem You want to change the path in which PltScheme searches for library (collection) paths. Solution ... |
|
GettingStartedComments
|
17 Apr 2006 - 09:13 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Commenting Out Code Problem You want to comment out some Scheme code. Solution In addition to the R5RS standard ; comment character, PltScheme also supports ... |
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GettingStartedContracts
|
16 Jul 2004 - 19:13 - r1.2
|
NoelWelsh
|
| |
Contracts http://people.cs.uchicago.edu/~robby/pubs/papers/ho-contracts-techreport.pdf Contracts for Higher Order Functions , Robby BruceFindler and Matthias Felleisen ... |
|
GettingStartedExceptions
|
30 Jan 2007 - 04:25 - r1.9
|
DavidTPierson
|
| |
STARTINCLUDE Exceptions The exception system in MzScheme is the one proposed by http://www.cs.indiana.edu/scheme-repository/doc.proposals.exceptions.html Friedman ... |
|
GettingStartedIntroduction
|
16 Jul 2004 - 19:14 - r1.4
|
NoelWelsh
|
| |
STARTINCLUDE Introduction PLT Scheme differs from `standard' Scheme in a number of ways. The differences are mostly either minor cosmetic issues or major enhancements ... |
|
GettingStartedMacros
|
05 Feb 2007 - 14:59 - r1.10
|
JensAxelSoegaard
|
| |
Macros PLT Scheme supports syntax-rules , syntax-case and define-macro (also known as define-macro defmacro ). ftp://ftp.cs.indiana.edu/pub/scheme-repository/doc ... |
|
GettingStartedMisc
|
10 May 2007 - 19:45 - r1.7
|
DannyYoo
|
| |
Miscellaneous Differences from Standard Scheme Square Brackets People who know some Scheme are often surprised to see square brackets in PLT Scheme programs. They ... |
|
GettingStartedModules
|
16 Jul 2004 - 19:07 - r1.3
|
NoelWelsh
|
| |
Modules A very nice introduction to modules in PLT Scheme is http://www.htus.org/Book/Staging/how-to-use-modules/ How To Use Modules from http://www.htus.org How ... |
|
GettingStartedPlanetWithProxy
|
21 Feb 2007 - 11:02 - r1.2
|
GeorgeHerson
|
| |
STARTINCLUDE Using PLaneT With a Web Proxy Problem You want to use PLaneT but your computer is behind a web proxy, preventing direct access to the PLaneT server. ... |
|
GettingStartedRecipes
|
16 Jul 2004 - 19:03 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Recipes TMPL:P{"recipequery"} STOPINCLUDE Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup |
|
GnucashImport
|
12 May 2006 - 18:16 - r1.2
|
AntonVanStraaten
|
| |
STARTINCLUDE Manipulating Gnucash Files in DrScheme using SSAX Problem Gnucash is nice, but its toolset is limited and I want to perform interesting computations ... |
|
GrayCodes
|
24 Nov 2006 - 01:45 - NEW
|
JosKoot
|
| |
STARTINCLUDE Gray Codes Problem A Binary Gray Code of k bits is a rearrangement of the list of the numbers 0 up to but not including 2k such that every element differs ... |
|
GunzippingProgressivelyWithAPipe
|
21 May 2006 - 04:34 - NEW
|
DannyYoo
|
| |
STARTINCLUDE Decompressing a gzipped file progressively using a pipe Problem We have a file that has been gzipped, and we would like to gunzip it. However, the function ... |
|
HandinServerMonitor
|
17 May 2006 - 10:57 - r1.2
|
NoelWelsh
|
| |
STARTINCLUDE Monitoring the Handin Server Problem You use the PLT handin server to accept submissions. You want a cron job to run periodically to make sure the server ... |
|
HashChapter
|
14 Jun 2004 - 01:17 - r1.3
|
AntonVanStraaten
|
| |
STARTINCLUDE Hashes TMPL:P{"chapterquery"} STOPINCLUDE TMPL:P{"chaptercommentlink"} INCLUDE{"HashChapterComments"} Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup ... |
|
HashChapterComments
|
17 Sep 2004 - 17:46 - r1.3
|
GordonWeakliem
|
| |
TMPL:P{"chaptercommenttip"} STARTINCLUDE Comments Small comment: maybe we should avoid the use of the word "hash", since that's become a Perl term with lots of associations ... |
|
HashCopy
|
17 Sep 2004 - 09:15 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Copying The Contents of a Hash Table Problem You want to copy the contents of a hash table from one hash table to another, preserving both keys and values ... |
|
HashIntroduction
|
17 Sep 2004 - 18:07 - r1.2
|
GordonWeakliem
|
| |
STARTINCLUDE Introduction PLT Scheme provides basic, but useful and fast ways of manipulating hashes. A hash table is used to store a collection of data values associated ... |
|
HashReadAndWrite
|
17 Sep 2004 - 09:14 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Reading and Writing Hash Tables Problem You want to write a hash table to disk and at a later time read it back. Solution The functions write-hash-table ... |
|
HashRecipeAddingElement
|
19 May 2004 - 20:32 - NEW
|
KarlaRamirez
|
| |
STARTINCLUDE Adding an Element to a Hash Problem You need to add an entry to a Hash. Solution Simply assign the element to the hash using hash-table-put! . begin ... |
|
HashRecipeImmutable
|
19 May 2004 - 21:00 - NEW
|
KarlaRamirez
|
| |
STARTINCLUDE Creating a Hash with Immutable Keys or Values Problem You would like to have a hash table whose values or keys couldn't be modified once set. Solution ... |
|
HashRecipePresenceOfKeys
|
11 Dec 2006 - 05:03 - r1.8
|
BrianJ
|
| |
STARTINCLUDE Testing for the Presence of a Key in a Hash Problem You need to know wheter a hash has a particular key, regardless of whatever value may be associated ... |
|
HashRecipePrinting
|
19 May 2004 - 21:37 - NEW
|
KarlaRamirez
|
| |
STARTINCLUDE Printing a Hash Problem You want to print a hash (keys and values). Solution Using recipe HashRecipeTraverse we can easily print all the elements in ... |
|
HashRecipeRemove
|
19 May 2004 - 21:13 - NEW
|
KarlaRamirez
|
| |
STARTINCLUDE Deleting from a Hash Problem Remove an entry (key value) from a hash table. Solution hash-table-remove! removes the value mapping for the given key if ... |
|
HashRecipeTraverse
|
14 Jun 2004 - 03:20 - r1.2
|
AntonVanStraaten
|
| |
STARTINCLUDE Traversing a Hash Problem You want to perform an action on each entry in a hash. Solution As with lists, see chapter ListChapter, there are two basic ... |
|
HashRecipes
|
14 Jun 2004 - 01:17 - NEW
|
AntonVanStraaten
|
| |
STARTINCLUDE Recipes TMPL:P{"recipequery"} STOPINCLUDE Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup |
|
HashRetrieve
|
21 Feb 2006 - 21:20 - r1.2
|
LukeRenn
|
| |
STARTINCLUDE Retrieving an Element from a Hash Problem You need to retrieve an item from a Hash. Solution Just use hash-table-get . begin scheme (define (hash-table ... |
|
HashTables
|
24 Apr 2004 - 19:59 - NEW
|
JensAxelSoegaard
|
| |
Hash Tables References http://download.plt-scheme.org/doc/206p1/html/mzscheme/mzscheme-Z-H-3.html#node sec 3.12 Hash Tables Section 3.12 in the MzScheme documentation ... |
|
HelpDesk
|
29 Mar 2006 - 09:56 - r1.4
|
JensAxelSoegaard
|
| |
PLT Help Desk The PLT Help Desk is an application included with PLT's DrScheme which allows users to navigate through a great deal of Scheme information. It is "a ... |
|
HelpNeeded
|
22 May 2005 - 05:02 - r1.50
|
AntonVanStraaten
|
| |
Pages with problems Note here if you come across a page with problems, but don't know how to fix it. Current Problems This might be more of an idea than a problem ... |
|
HowToInstallPLTFile
|
16 Dec 2004 - 14:32 - r1.3
|
RobertBrook
|
| |
How To Install a .plt File 1 In DrScheme choose "Intall .plt File" in the "File..." menu, select the Web tab, and give it url where the file is on the web, then click ... |
|
HowToMakeASnip
|
04 Aug 2008 - 19:30 - NEW
|
StephenDeGabrielle
|
| |
STARTINCLUDE How to make a snip see http://docs.plt-scheme.org/gui/snip .html Problem You want to make a new type of snip for use on an editor-canvas (PLT Scheme ... |
|
HowToUseScheme
|
26 May 2004 - 15:47 - NEW
|
NoelWelsh
|
| |
http://www.htus.org/ How To Use Scheme is a guide to practical usage of PltScheme, with a more expository nature than this Cookbook. It is authored by the PLT team ... |
|
HtmlPrag
|
03 Jan 2008 - 10:59 - NEW
|
StephenDeGabrielle
|
| |
HtmlPrag provides permissive HTML parsing and emitting capability to Scheme programs. See: http://www.neilvandyke.org/htmlprag/ Main.StephenDeGabrielle 03 Jan 2008 ... |
|
HttpsWebservering
|
07 Apr 2006 - 01:14 - r1.3
|
NoelWelsh
|
| |
STARTINCLUDE Using Apache as a HTTPS front end for the PLT web server Problem The PLT web server does not accept HTTPS connections on it's own. Solution Use Apache ... |
|
IdiomChapter
|
13 Jun 2004 - 02:35 - r1.17
|
AntonVanStraaten
|
| |
STARTINCLUDE Common Idioms TMPL:P{"chapterquery"} STOPINCLUDE TMPL:P{"chaptercommentlink"} INCLUDE{"IdiomChapterComments"} Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup ... |
|
IdiomChapterComments
|
13 Jun 2004 - 02:40 - r1.4
|
AntonVanStraaten
|
| |
TMPL:P{"chaptercommenttip"} STARTINCLUDE Comments STOPINCLUDE |
|
IdiomDocumentedProcedures
|
16 May 2006 - 12:52 - r1.3
|
DaveHerman
|
| |
STARTINCLUDE Accessing Procedure Source Code Problem JavaScript programmers are familiar with accessing the source code of a procedure at runtime. Can we do this ... |
|
IdiomEvaluateAndTest
|
17 Jun 2007 - 02:47 - r1.12
|
GeoffKnauth
|
| |
STARTINCLUDE Evaluate and Test Problem A common Scheme idiom is to return #f in the case of failure and a useful value otherwise. For example, the member function ... |
|
IdiomIntroduction
|
16 Jul 2004 - 19:27 - r1.4
|
NoelWelsh
|
| |
Introduction A coding idiom is a solution to a commonly occurring programming problem. In a sense all recipes are idioms, but we use the term here for those recipes ... |
|
IdiomLocation
|
18 Apr 2006 - 15:57 - NEW
|
NoelWelsh
|
| |
STARTINCLUDE Capturing Location Information Problem You want to capture location information (file and line number, for example) for code you write. Solution The ... |
|
IdiomLoopingConstructs
|
02 Jun 2007 - 04:43 - r1.13
|
TwobitSprite
|
| |
STARTINCLUDE The "missing" looping constructs while , repeat-until and for . Problem The control constructs while , repeat-until and for are present in most mainstream ... |
|
IdiomMonadicProgramming
|
02 Jul 2005 - 00:53 - r1.6
|
JensAxelSoegaard
|
| |
Monadic Programming Monadic programming is made possible in Scheme using a mixture of functions and macros. Even though this programming style isn't widely used in ... |
|
IdiomObjectOrientedProgramming
|
02 Apr 2008 - 22:36 - r1.12
|
StephenDeGabrielle
|
| |
Object Oriented Programming http://www.cs.dartmouth.edu/~cs18/W2004/handouts/objects/objects.html Object Oriented Programming using (a modified) Swindle http://www ... |
|
IdiomOptionalArguments
|
04 May 2007 - 16:22 - r1.7
|
JohnClements
|
| |
STARTINCLUDE Optional arguments Problem Some functions take arguments that only in exceptional cases are different from a default value. Optional arguments makes ... |
|
IdiomPrematureReturn
|
19 May 2007 - 03:32 - r1.8
|
AntonVanStraaten
|
| |
STARTINCLUDE Returning prematurely from a function Problem You are either porting code from an imperative language (like C) as literally as possible and they suddenly ... |
|
IdiomRecipes
|
11 Jun 2004 - 09:44 - r1.3
|
NoelWelsh
|
| |
STARTINCLUDE Recipes SEARCH{"TopicType. value \"Recipe;ParentTopic. value \"IdiomRecipes" casesensitive "on" regex "on" nosearch "on" nototal "on" order "formfield ... |
|
IdiomReference
|
11 Jun 2004 - 09:44 - r1.3
|
NoelWelsh
|
| |
References OnLisp details many CommonLisp idioms, many of which are appropriate for Scheme. |
|
IdiomSerializeToFile
|
15 Apr 2005 - 14:38 - r1.10
|
NoelWelsh
|
| |
STARTINCLUDE Serialize Data to File Problem You want to write data to a file such that when you eval that file that data is recreated. Solution Use the functions ... |
|
IdiomSharingState
|
01 Nov 2008 - 14:29 - r1.11
|
NunoYobidness
|
| |
Sharing state between two functions Problem Defining two functions sharing state without polluting the top level with unneccesary definitions. Solution There are ... |
|
IdiomStaticVariables
|
10 Apr 2007 - 08:32 - r1.5
|
NoelWelsh
|
| |
STARTINCLUDE Static Variables for Functions Problem A single function needs to carry forward state from call to call, but you do not want to polute your environment ... |
|
IdiomStreams
|
04 Feb 2008 - 13:01 - r1.4
|
StephenDeGabrielle
|
| |
STARTINCLUDE Streams Problem You want to handle state in a functional manner. Solution The concept you're looking for is called a "Stream". Discussion The canonical ... |
|
ImperativeQueues
|
09 Jan 2008 - 18:33 - r1.7
|
JosKoot
|
| |
STARTINCLUDE Imperative Queues Problem A queue is a first-in first-out memory. Objects can be stored one by one and can be extracted (or removed) one by one. Objects ... |
|
IncludingRecipesInChapters
|
16 Jul 2004 - 19:37 - NEW
|
NoelWelsh
|
| |
At the bottom of every page is a form called the CookbookForm. The organisation of the site depends on the values in this form, so take care to fill them in correctly ... |
|
IncludingSourceCode
|
16 Aug 2004 - 14:54 - r1.8
|
NoelWelsh
|
| |
Including Source Code in the Cookbook Keywords and Inline Expressions Keywords and other inline expressions can be highlighted and rendered in fixed font by surrounding ... |
|
IndexPageSelectList
|
16 Jul 2004 - 19:03 - r1.12
|
NoelWelsh
|
| |
Index Pages Select List The following is a list of index pages, used to select a new recipe's parent in the NewRecipe form. STARTINCLUDE NoParentSelected IdiomRecipes ... |
|
IntroductionToMzlibClasses
|
12 Dec 2007 - 16:32 - r1.7
|
StephenDeGabrielle
|
| |
STARTINCLUDE (lib "class.ss") Notes These are a set of notes I'm taking about learning the class system in mzlib, the standard library that comes with mzscheme. I ... |
|
IsAString
|
07 Dec 2004 - 21:08 - r1.8
|
MarcCharpentier
|
| |
STARTINCLUDE Testing Whether an Object is a String Problem You need to test if an object is a string. Solution The string? predicate is what you want: begin scheme ... |
|
IteratorGenerators
|
14 Sep 2004 - 03:47 - r1.3
|
OlegK
|
| |
STARTINCLUDE Generating Iterators Problem Python programmers may be familiar with Python's yield keyword and generator functions. Python has built-in language support ... |
|
LGPL
|
08 Sep 2004 - 09:15 - r1.3
|
AntonVanStraaten
|
| |
Cookbook License Per the ContributorAgreement, material contributed to the Cookbook is licensed to the public under the terms of the GNU Lesser General Public License ... |
|
LIstRecipeFiltering
|
29 Aug 2004 - 08:27 - r1.3
|
BrentAFulgham
|
| |
STARTINCLUDE Filtering Lists Problem Solution Discussion filter STOPINCLUDE Comments about this recipe Contributors Main.NoelWelsh 02 Jun 2004 |
|
LayoutMultiplePanelsInAFrame
|
17 Apr 2008 - 06:28 - r1.2
|
NoelWelsh
|
| |
STARTINCLUDE Laying out panels in a window Problem You want to make a specific layout of your panels Solution Laying out panels in DrScheme is simple, Inside your ... |
|
LibraryIndex
|
01 Jul 2004 - 14:17 - NEW
|
NoelWelsh
|
| |
Scheme Library Index This page lists pages that describe libraries of Scheme code. Any page that has the TopicType in its CookbookForm set to Library is included ... |
|
ListChapter
|
14 Jun 2004 - 03:20 - r1.11
|
AntonVanStraaten
|
| |
STARTINCLUDE List Recipes TMPL:P{"chapterquery"} STOPINCLUDE TMPL:P{"chaptercommentlink"} INCLUDE{"ListChapterAdmin"} Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup ... |
|
ListChapterComments
|
14 Jun 2004 - 03:16 - r1.2
|
AntonVanStraaten
|
| |
TMPL:P{"chaptercommenttip"} STARTINCLUDE Comments STOPINCLUDE |
|
ListCircularList
|
12 Aug 2004 - 18:29 - NEW
|
GordonWeakliem
|
| |
STARTINCLUDE Building a Circular List Problem You want to build a list that's circular; that is, as you navigate it, you eventually reach the head again. For example ... |
|
ListFlatten
|
26 Jun 2007 - 18:42 - r1.4
|
KyleSmith
|
| |
STARTINCLUDE How to flatten a list. Problem To flatten a list means to destructure a list into a flat list. For example: begin scheme (flatten '(a (b (c d) e) f) ... |
|
ListIntroduction
|
21 Jan 2007 - 05:24 - r1.3
|
BrentAFulgham
|
| |
Introduction Being a flavor of Lisp (LISt Processing), Scheme contains lists as a low-level feature of the language. Unfortunately, the standard set of tools for ... |
|
ListQueues
|
16 Aug 2004 - 02:18 - r1.2
|
GordonWeakliem
|
| |
STARTINCLUDE Creating Queues Problem You want to build a Queue data structure, e.g. a First-In-First-Out list structure. Solution http://mitpress.mit.edu/sicp/full ... |
|
ListRecipeConstructing
|
21 Jan 2007 - 05:42 - r1.3
|
BrentAFulgham
|
| |
STARTINCLUDE Constructing Lists Problem You wish to create a list from nothingness. Solution Use cons , or cons-immutable to make lists or dotted pairs. cons-immutable ... |
|
ListRecipeExtractingSublist
|
17 Jun 2005 - 18:31 - r1.7
|
JensAxelSoegaard
|
| |
STARTINCLUDE Extracting a sublist Problem Given a list, extract a segment specified by a start and an end index (exclusive). Solution begin scheme (require (lib ... |
|
ListRecipeExtractingUniqueElements
|
19 May 2004 - 22:33 - NEW
|
FranciscoSolsona
|
| |
STARTINCLUDE Extracting Unique Elements from a List Problem You want to eliminate duplicate values from a list. Solution There are several possible solutions for ... |
|
ListRecipeFilterElements
|
26 Mar 2006 - 00:48 - r1.3
|
JensAxelSoegaard
|
| |
STARTINCLUDE Finding All Elements in a List Matching Certain Criteria Problem From a list, you want only the elements that match certain criteria. This notion of ... |
|
ListRecipeFiltering
|
11 Apr 2005 - 08:31 - r1.5
|
NoelWelsh
|
| |
STARTINCLUDE Filtering Lists Problem You have a list with a bunch of items, but you want to have a copy of that list with some items removed. Solution filter , in ... |
|
ListRecipeListMinus
|
19 May 2004 - 21:50 - r1.2
|
IvanHernandez
|
| |
STARTINCLUDE Finding Elements in One Array but Not Another Problem You want to find elements that are in one list but not another. Solution You want to find elements ... |
|
ListRecipeReferences
|
14 Jun 2004 - 03:20 - r1.2
|
AntonVanStraaten
|
| |
References ToDo: Links to R5RS, SRFI1, list.ss in mzlib. HTDP on list recipes |
|
ListRecipeSplittingInHalves
|
29 Aug 2004 - 07:47 - r1.7
|
BrentAFulgham
|
| |
Splitting a list in halves Problem Splitting a list in two lists whose lengths are half of the original. Solution begin scheme ; split-in-halves : list (values list ... |
|
ListRecipeTraversing
|
21 Nov 2008 - 11:07 - r1.4
|
MichaelBurschik
|
| |
STARTINCLUDE Traversing Lists Problem Solution The map procedure applies a procedure proc that takes n arguments and returns a single value, to n lists and returns ... |
|
ListRecipes
|
14 Jun 2004 - 03:22 - r1.2
|
AntonVanStraaten
|
| |
STARTINCLUDE Recipes SEARCH{"TopicType. value \"Recipe;ParentTopic. value \"ListRecipes" casesensitive "on" regex "on" nosearch "on" nototal "on" order "formfield ... |
|
MacroExampleASimplePatternMatcher
|
23 May 2007 - 13:00 - NEW
|
JensAxelSoegaard
|
| |
STARTINCLUDE Macro Example: A simple pattern matcher Problem Write a simple pattern matcher with syntax-rules. Solution The following is a very naïve implementation ... |
|
MacrosChapter
|
24 Aug 2007 - 17:31 - NEW
|
WillFarr
|
| |
STARTINCLUDE Macros TMPL:P{"chapterquery"} STOPINCLUDE TMPL:P{"chaptercommentlink"} INCLUDE{"MacrosChapterComments"} Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup ... |
|
MacrosChapterComments
|
24 Aug 2007 - 17:50 - NEW
|
WillFarr
|
| |
TMPL:P{"chaptercommenttip"} STARTINCLUDE Comments STOPINCLUDE Main.WillFarr 24 Aug 2007 |
|
MacrosChapterRecipes
|
24 Aug 2007 - 17:53 - NEW
|
WillFarr
|
| |
STARTINCLUDE Recipes TMPL:P{"recipequery"} STOPINCLUDE Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup Main.WillFarr 24 Aug 2007 |
|
MacrosIntroduction
|
24 Aug 2007 - 17:48 - NEW
|
WillFarr
|
| |
STARTINCLUDE Introduction Scheme macros are transformations on the source of a scheme program which happen at "compile" time. They allow you to introduce New binding ... |
|
MatchingStructFieldsByName
|
03 Nov 2006 - 19:52 - r1.2
|
RichardCobbe
|
| |
STARTINCLUDE How to Match Struct Fields by Name Problem Both pattern-matching libraries in PLT Scheme allow you to match against fields of a structure, but they only ... |
|
MiscSICP
|
16 Jan 2005 - 15:13 - NEW
|
JensAxelSoegaard
|
| |
STARTINCLUDE How To Run SICP Programs in DrScheme Problem Getting a program from SICP to run in DrScheme. Solution Choose the Proper Language In the "Language" menu ... |
|
MrEd
|
24 Sep 2004 - 08:53 - r1.2
|
JensAxelSoegaard
|
| |
MrEd MrEd (the program, the language) defines the graphical platform on which DrScheme is built. It provides an evaluator for the MzScheme language extended with ... |
|
MzScheme
|
24 Sep 2004 - 08:52 - r1.2
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JensAxelSoegaard
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MzScheme MzScheme is a language. It is one of the Scheme family of languages. It is part of PltScheme PLT Scheme , which also includes DrScheme and MrEd. Main.JohnClements ... |
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NetChapter
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30 Dec 2005 - 02:09 - NEW
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AntonVanStraaten
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STARTINCLUDE Network Programming TMPL:P{"chapterquery"} STOPINCLUDE TMPL:P{"chaptercommentlink"} INCLUDE{"NetChapterComments"} Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup ... |
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NetRecipes
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30 Dec 2005 - 02:36 - NEW
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AntonVanStraaten
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STARTINCLUDE Recipes TMPL:P{"recipequery"} STOPINCLUDE Set ALLOWTOPICCHANGE Main.SchematicsEditorsGroup |
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NetSendEmail
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27 Nov 2007 - 15:45 - r1.4
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StephenDeGabrielle
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STARTINCLUDE Sending Email Problem You want to send an email from a Scheme program Solution Use the smtp.ss or sendmail.ss modules, and the head.ss module, all in ... |
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NewChapter
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19 Aug 2004 - 09:25 - r1.2
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AntonVanStraaten
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Create New Chapter Use the form below to create a new chapter for the cookbook. Fill in the chapter name (a TWiki.WikiWord) and title, and press the Create Chapter ... |
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NewLibrary
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