Your terminal doesn't have to look like a boring block of white-on-black text. Personalizing it so much easier than it seems.

If you don't love the shell you're using on your Linux system, change it! There are plenty, including bash, fish, ksh, tcsh, zsh. There are quite a few shells on Linux system and more that can be ...

The developers of Ubuntu Linux have worked hard to make their operating system easy for businesses to set up, use and maintain. There are still occasions, however, when a member of your Information ...

Ever wondered why programming in Bash is so difficult? Bash employs the same constructs as traditional programming languages; however, under the hood, the logic is rather different. The Bourne-Again ...

Check if a file is really a file, whether a string contains anything, and whether you can run a program with these vital patterns.

This article is reprinted from the book A Practical Guide to Linux Commands, Editors, and Shell Programming 3rd edition, with permission of the author and publisher ...

Linux Journal, representing 25+ years of publication, is the original magazine of the global Open Source community.