Windows 7 rightclick menu from toolbar like ALT-SPACE?

How can I check if an iptables rule already exists? Time tracking tool for monitoring application usage How to install Meld with Homebrew on Mac OSX? Mac OS X equivalent of the Ubuntu "tree" command Why is my /dev/random so slow when using dd? What Excel formula can I use to calculate the 2nd Monday of a given month? Google chrome is always searching in local google domain instead of Google.com How will single-bit memory error affect Linux? How do I check many RAR files for corruption at once? Why on my laptop net speed shows 65Mbps while my wifi router's mode is set to 150Mbps? Changing the size of the audio volume increment of the "volume up" / "volume down" keys Close all Chrome browser or Firefox browser instances at once