Resizer -
Resizer allows you to quickly change the dimensions of a webpage to test responsive design.
Responsive Design Testing Bookmarklet
Using RequireJS For Asynchronous Script Loading And JavaScript Dependency Management
Using jQuery's $.map() Method To Convert Data Into Detached DOM Node Buffers
HTML5 Please - Use the new and shiny responsibly
“JavaScript Pattern Collection” — JavaScript pattern and antipattern collection
Creating jQuery Plugins | Re-Cycled Air
How DRY impacts JavaScript performance // Faster JavaScript execution for the lazy developer
Useful Web Development links of 2011