February 1, 2023
Redpixel.pl/Shutterstock Double-check you've typed your command correctly before you press "Enter." On Linux, a typo can have destructive repercussions. Use tab completion to autofill as much command line entry as you can. Aliases for long and complicated commands are a great idea, too.The Linux command line delivers great power. The problem is, the correct use…

Redpixel.pl/Shutterstock

Double-check you’ve typed your command correctly before you press “Enter.” On Linux, a typo can have destructive repercussions. Use tab completion to autofill as much command line entry as you can. Aliases for long and complicated commands are a great idea, too.

The Linux command line delivers great power. The problem is, the correct use of that power hinges on the accuracy of your typing. Here are eight typos you never want to make.

The Linux Command Line

The Linux command line is a portal to great power, but one typo is all it takes for that power to turn against you. We’ve all heard about the command you should never run. What we’re talking about here are commands that you do want to run, but where one slip up can mean disaster.

When you press “Enter”, everything you’ve typed gets processed by the shell. Aliases and variables are expanded. Commands, options, and parameters are identified. This is called parsing. The next step hands your parsed input over to the commands that are going to carry out your instructions.

If you make a…

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