Frank Pilhofer's Reload, Refresh, ..., David Welton's endless reloads, Jeffrey Hobbs' use of "fresh" tkcon tabs [L1 ], as well as Keith Vetter's console resets [L2 ] ...
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 onlyWith an interactive console, the following shortcut is often helpful:
interp alias {} ? {} set errorInfo