Online Code Editor - Codeanywhere
We all want everything here, now, fast and with no hassle (no need to install anything). This is what Codeanywhere does, it lets you code from anywhere, without the need to bring anything along with you. Just log on to Codeanywhere with any computer or smartphone, and all your servers (FTP, SFTP and Dropbox), files, everything is waiting for you, even the files you left open will be open when you login again. It's the ultimate tool for web workers on the move. Best of all, it is light weight and fast, so you can concentrate on working, not on the fact that you working from a browser. Codeanywhere is compatible on all major browsers so you can work from the one you like, also if you on your mobile you can download the native mobile apps for iOS and Andriod.
Related: On-line coding tools