Don't expose your system with sloppy scripts! Although a Linux desktop or server is less susceptible to viruses and malware than a typical Windows device, there isn't a device on the internet that isn ...
Imagine that you want to output multiple lines of text in Bash, or any shell script. Maybe it’s for a help string for a particularly convoluted shell script you’re writing. You could have a separate ...
If you often find yourself writing scripts from scratch when you know you wrote something similar not all that long ago, maybe it’s time to make your scripts a bit more reusable. The usefulness of an ...
You need to package up a bunch of files, send them somewhere, and do something with them at the destination. It isn’t an uncommon scenario. The obvious answer is to create an archive — a zip or tar ...
Linux Journal, representing 25+ years of publication, is the original magazine of the global Open Source community.
Claim your complimentary copy (valued at $35.99) for free before the offer expires on April 9. Dive into the world of Linux shell scripting with this hands-on guide. If you’re comfortable using the ...
Each Linux command returns an exit code, with 0 indicating success and non-zero values indicating failure. You can use the $? variable to access the exit code and ...
Jack Wallen shows how you can create a Linux shell script that requires a password without having to save a password within the script. Image: dennizn/Adobe Stock ...