Sams Teach Yourself Tcl/Tk in 24 Hours quickly empowers you to create your own programs using the popular open-source Tcl language and the Tk toolkit. Using their classroom-proven methods, and the success of their popular Tcl/Tk Cookbook, the authors provide you with an understanding of the Tcl language, and guide you through the use of the Tk toolkit, enabling you to create your own Tcl/Tk programs quickly and easily. The 24 1-hour lessons include Tcl expressions, control structures, lists and arrays, using WISH, interacting with the operating system, creating widgets, building your own user interfaces, using Tcl/Tk to interface to legacy programs and systems, creating Web applications with Tcl/Tk, and using Tk with Perl and C.