regex101 : Free PCRE-based regular expression debugger with real time explanation, error detection and highlighting.
Basic Twitter bot etiquette : So you want to make a Twitter bot! That’s great! Here are some basic rules for making a bot that isn’t an asshole (and also reduce the chance of the b...
SQL Injection Cheat Sheet : Samples are provided to allow reader to get basic idea of a potential SQL Injection attack and almost every section includes a brief information about...