PDF ZIP Source 1024×768 1440×900 1280×960 1680×1050 1900×1200 I was hunting for jQuery performance tricks for a while to tune my heavy dynamic web app. After digging in a lot of articles decided to make a list of the best common performance tips. I also built a handy jQuery Performance Cheat Sheet that can be printed or placed on my desktop. Selectors performance tips: 1. Always Descend From an #i