[Frank Pilhofer]'s Reload, Refresh, 
...,
[David Welton]'s endless reloads, 
[Jeffrey Hobbs]' use of "fresh" [tkcon] tabs
[http://groups-beta.google.com/group/comp.lang.tcl/browse_thread/thread/f23709cc07401cc5/ba2bfab93b3b73d8],
as well as 
[Keith Vetter]'s 
console resets
[http://mini.net/tcl/RestartingATkconApplication]
...



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[RS]'s bindings to process re-start, ... Two lines that I routinely put into scripts under development:
 bind . <Escape> {exec wish $argv0 &; exit}
 bind . <F1> {console show} ;# Windows only
With an interactive console, the following shortcut is often helpful:
 interp alias {} ? {} set errorInfo

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[Category Debugging]