Selecting link text with Firefox

Isn't it annoying when you try to copy text from a link and Firefox starts dragging the link instead? This annoying default behavior can be overcome if you press Alt when selecting the link text. Why it is not the default behavior is beyond me.

How to filter sites from Google search results

Those spammy or uninteresting sites are really boring in the search results, aren't they. Luckily, some guy created a script to filter out any site from Google search results which you don't want. Here's the script which does that, scroll down for instructions. I tested it with Firefox (needs Greasemonkey installed), but it should work with any browser which supports user scripts.