There are quite a few exit codes used on Linux systems, though no listing you can display when you’re feeling curious. In fact, you won’t see the numeric codes unless you specifically ask for them.

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Mariia Bulycheva discusses the transition ...

In any programming language, idioms may be used that may not seem obvious from reading the manual. Often these usages of the language represent ways to make your code more compact (as in requiring ...

Remember when we said that a new patch had fixed the problems with the last patch to fix the rated-highly-dangerous “Shellshock” bug in the GNU Bourne Again Shell (bash)? You know, that bug that could ...

An open letter to the Linux community published this week by Silicon Graphics indicates that SGI has conducted a comprehensive comparison of the Linux kernel and the Unix System V source code owned by ...

If you've written any amount of bash code, you've likely come across the trap command. Trap allows you to catch signals and execute code when they occur. Signals are asynchronous notifications that ...

Fans of free and open source software (FOSS) may recall a report from Coverity last year that found open source code typically has fewer defects per thousand lines of code than proprietary software ...