Printouts of often needed code snippets is a great idea. I think it would help me to put up printouts of 'context-switch-snippets'. Like when I need to go to iO

Printouts of often needed code snippets is a great idea. I think it would help me to put up printouts of 'context-switch-snippets'. Like when I need to go to iOS programming after doing Ruby for a while, a quick checklist of the syntax and things I end up looking up again every time I make the switch (diff between retain/strong/assign).