Diet Coda lets Web developers leave their notebooks at home. The $19.99 code editor for the iPad from Panic, Inc., is portable friendly, including an adaptive keyboard that tunes itself to programming languages for making it fast and easy to work with remote files.
The paneled window view of a remote server lets you select a file for editing ("Edit in Diet Coda"). You can also manipulate remote files and directories from this screen view.
Click here to read our full review of Diet Coda.