'''Code golf''' is the practice of trying to implement some functionality in as small a program as possible (usually counted in terms of characters of source code). It's a type of a recreational programming activity and the basis for a number of online competitions. **Tips and hints** * [http://codegolf.stackexchange.com/questions/11552/tips-for-golfing-in-tcl%|%Tips for golfing in Tcl] **See also** * [Obfuscation] <>Arts and crafts of Tcl-Tk programming | Concept | Games