Um site que cataloga cheat sheets.
Fica aqui o registo de algumas sheets que são úteis para mim:
- http://www.cheatography.com/davechild/cheat-sheets/mod-rewrite/
- http://www.cheatography.com/davechild/cheat-sheets/php/
- http://www.cheatography.com/davechild/cheat-sheets/regular-expressions/
- http://www.cheatography.com/davechild/cheat-sheets/mysql/
- http://www.cheatography.com/davechild/cheat-sheets/html-character-entities/