List all available commands

Here's a shortcut to list all available commands in your Linux distribution.


$ IFS=':' i=($PATH); printf '%s\n' ${i[*]/%//*}

Orkut keyboard shortcuts

We can make use of browser capabilities to use key combinations as shortcut keys.Orkut keyboard shortcuts is a great way to improve your social networking experience and it eases many other tasks.

These shortcuts work on Firefox(didn't take the pain of testing on IE ) .Use the following keyboard shortcuts to access frequent features:

Scrapbook shortcut button : Alt + Shift + s
Home shortcut button : Alt + Shift + h
Communities shortcut button : Alt + Shift + c
Friends shortcut button : Alt + Shift + b
Profile shortcut button : Alt + Shift + p
Logout shortcut button : Alt + Shift + l

To scroll down, you can use the shortcut – Space bar, which typically scrolls down a page half of what page-down buttons scroll.

To go back one page, you can use Alt + Left arrow key and similarly to forward one page, you can use Alt + right arrow key. This key combination for moving forward and backwards, works on all browsers and on all sites.