Put this category tag on pages describing known pitfalls and traps to avoid, especially in a programming language or library. ''How is this distinguished from anti-patterns?'' We also have a topic named LanguageGotchas. ''And a category named CategoryDefensiveProgramming.'' ---- Where did that page go that mentioned "the last" programming bug ? From memory, it was something like if( enemy_missiles_detected = true ){ launch_missiles(); } -- DavidCary ---- See SyntacticSemtex ---- CategoryCategory