Bash Debug: 3 Builtin Variables That Will Save Your Time

These 3 builtin bash variables will definitely make your life easier when it comes to debugging your script. Especially when they contain a lot of functions that are calling each other. Together they will give you a stack backtrace and the location of each function call.

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Searching in Linux: A Regular Expressions Primer

The Searching in Linux: Regular Expressions for Beginners course is out and available on Udemy.

Go through Linux basics, like listing a directory, wildcards, file and directory permissions, then get loaded with tons of examples of how to use  find and locate, and in the end let yourself be punched with a fistful of regular expressions, all to help you master searching for files in the command line.

 


 

 

Keeping Your Linux Laptop Cool with cpufreqd


“But why?”, you might ask. Well, it may happen that when running a CPU intensive program, like encoding a film, your laptop gets so hot that it decides to give up and shut down in the middle of the process.  The following is the method I use, so far with great success, to lower my laptop’s CPU temperature.

 

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Linux Bash Scripting for Beginners: Write Your Own Scripts!

Have you ever been frustrated by that script that just did not work? Are you tired of searching the web for a ready-made script, hoping that it will fix your problem? Want to sit back and relax for a couple of seconds while your script performs the task that would have taken you two hours to accomplish manually? Then you have come to the right course!

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