It is easy to dismiss bash — the typical Linux shell program — as just a command prompt that allows scripting. Bash, however, is a full-blown programming language. I wouldn’t pres… ...

On some Linux systems (like Fedora), the script command also makes it possible to separate input from output in your session recording using the -I (or –log-in) and -O (or –log-out) options.

If you write a simple bash script, you can use the equivalent to printf — maybe that’s the echo command, ... 23 thoughts on “ Linux Fu: Debugging Bash Scripts ” geocrasher says: ...

File permissions. Make sure your scripts can be run by anyone who should be able to use them. A chmod -ug+rx filename command would give you (presumably the file owner) and anyone in the group ...

Bash (Bourne Again SHell) is the default shell on most Linux distributions and macOS. Its prevalence in the Unix-like world, straightforward syntax, and powerful command integration make it an ideal ...

Bash scripting is every Linux administrator's Swiss Army knife. Learn how using a for-loop in conjunction with Bash scripts can produce powerful results. Image: jivacore/Shutterstock.

Using variables and "for loops" in a command string simplifies the reuse of existing scripts and helps automate their operation. While you can't use these scripts in the Windows Command window, you ...

As the Linux community has grown up with a dependence on the command line, UNIX shells, such as bash and zsh, have grown into extremely formidable tools that complement the UNIX shell experience. With ...

Bash, aka the Bourne-Again Shell, has a newly discovered security hole. And, for many Unix or Linux Web servers, it's a major problem. The flaw involves how Bash evaluates environment variables ...