gTwitter: How to Tweet in Penguin (Linux)
Install gTwitter, that's what. gTwitter may lack some of the advanced features that you find in Twitter clients like Snitter and Twitterific. But eventually Adobe will release a version of Adobe AIR that runs on Linux and you'll be able to run Snitter to your heart's content. until then, gTwitter gives you all the basics like the ability to send and receive tweets. You can also choose whether to view complete tweets in your window or just a timeline showing you who sent the latest tweets and what time they came in.
If you're running Ubuntu 7.10, all you have to do to install gTwitter is search the Synaptic Package Manager. For some reason gTwitter wasn't automatically added to our start menu, but you can fix that by selecting System/Preferences/Main Menu and adding a shortcut to gTwitter (the application can be found in your usr\bin folder.