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Topic: Tool Command Language


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In the News (Thu 24 Dec 09)

  
  Tcl article - Tcl scripting language John Ousterhout rapid prototyping command - What-Means.com   (Site not responding. Last check: 2007-10-18)
Tcl (originally from "Tool Command Language", but nonetheless conventionally rendered as "Tcl" rather than "TCL"; and pronounced like "tickle") is a scripting language created by John Ousterhout that is generally thought to be easy to learn, but powerful in the right hands.
While Tcl itself does not provide an object oriented framework, the language itself can be extended to provide new features as required.
Explainer: the first line defines a command, "every", which re-schedules an action ('body') every 'ms' milliseconds; the second creates a label whose content is bound to the variable 'time'; the third line arranges so that the variable 'time' is updated to formatted local time every second.
www.what-means.com /encyclopedia/Tcl   (372 words)

  
 Encyclopedia: Programming language   (Site not responding. Last check: 2007-10-18)
Most languages that are widely used, or have been used for a considerable period of time, have standardization bodies that meet regularly to create and publish formal definitions of the language, and discuss extending or supplementing the already extant definitions.
Functional languages often restrict names to denoting run-time computed values directly, instead of naming memory locations where values may be stored, and in some cases refuse to allow the value denoted by a name to be modified at all.
Languages that use garbage collection are free to allow arbitrarily complex data structures as both expressed and denoted values.
www.nationmaster.com /encyclopedia/Programming-language   (6038 words)

  
 Robot encyclopaedia
Tcl/Tk Tcl, which stands for Tool Command Language and is often pronounced "tickle", is a scripting language which can be used on a multitude of platforms, from desktop OS's such as Windows to various embedded computers.
Extensions can be developed in the form of procedures made up of Tcl commands or libraries made up of Tcl commands or a compiled C program.
Tcl is used in a number of liquid-handling robots by manufacturers such as Robbins Scientific and Beckman-Coulter.
trueforce.com /encyclopaedia/robot_encyclopaedia-T.htm   (661 words)

  
 Tool Command Language - Computing Reference - eLook.org
/tik*l/ (Tcl) An interpreted string processing language for issuing commands to interactive programs, developed by John Ousterhout at UCB.
Tcl is like a text-oriented Lisp, but lets you write algebraic expressions for simplicity and to avoid scaring people away.
Tcl and its associated GUI toolkit, Tk run on all flavors of Unix, Microsoft Windows, Macintosh and VMS.
www.elook.org /computing/tool-command-language.htm   (164 words)

  
 Tcl -- Facts, Info, and Encyclopedia article   (Site not responding. Last check: 2007-10-18)
Tcl scripts are often more compact and readable than functionally equivalent code in other languages
While Tcl itself does not provide an (additional info and facts about object oriented) object oriented framework, the language itself can be extended to provide new features as required.
Also (additional info and facts about functional programming) functional programming can easily be done in Tcl, as higher-order functions or functional abstraction are just there, even if many people don't use them.
www.absoluteastronomy.com /encyclopedia/t/tc/tcl.htm   (974 words)

  
 Books on Computer Graphics - Well House Consultants library
If you want top grades and a thorough understanding of computer graphics, this powerful study tool is the best tutor you can have.
PyQt is a library extension to the Python programming language meant to form the basis...
Tcl, the tool command language, has captured the hearts and minds of tens of thousands of software developers worldwide.
www.wellho.net /booktopic/Computer_Graphics.html   (830 words)

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