Appropriate for all courses in Tcl/Tk scripting, and many courses in Unix shell scripting. Practical Programming in Tcl/Tk, Fourth Edition is the definitive guide to Tcl/Tk programming for developers at all levels-including experienced Perl and Python programmers who want to use Tk to build high-quality, cross-platform user interfaces. Thoroughly updated for Tcl/Tk 8.4, this book brings together comprehensive, authoritative coverage of every Tcl and Tk command in the core toolkits, along with detailed examples that demonstrate the best ways to use the Tcl/Tk toolkit. Extensive new Tcl/Tk 8.4...