Save a file you edited in vim without the needed permissionsI often forget to sudo before editing a file I don't have write permissions on. When you come to save that file and get the infamous "E212: Can't open file for writing", just issue that vim command in order to save the file without the need to save it to a temp file and then copy it back again. :w !sudo tee % Annotated link http://www.diigo.com/bookmark/http%3A%2F%2Fwww.commandlinefu.com%2Fcommands%2Fbrowse%2Fsort-by-votes
Protected UsefulChem Project This is an open source science project in chemistry led by the Bradley Laboratory at Drexel University. Since all laboratory experimental results are made public, we refer to this work as Open Notebook Science as well. Cli
Look at how to create scripts that are able to record their output, trap and identify errors, and recover from errors and problems so that they either run correctly or fail with a suitable error message and report. Building scripts and running them au
commandlinefu.com is the place to record those command-line gems that you return to again and again. Delete that bloated snippets file you've been using and share your personal repository with the world. That way others can gain from your CLI wisdom and you from theirs too. All commands can be commented on, discussed and voted up or down.
Full Circle is a free, independent, magazine dedicated to the Ubuntu family of Linux operating systems. Each month, it contains helpful how-to articles and reader submitted stories.
The 101 most useful websites There are tens of millions of sites to visit. Not forgetting telegraph.co.uk, here are the only ones you actually need. Compiled by David Baker