this post was submitted on 22 Mar 2024
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Linux

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Linux is a family of open source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991 by Linus Torvalds. Linux is typically packaged in a Linux distribution (or distro for short).

Distributions include the Linux kernel and supporting system software and libraries, many of which are provided by the GNU Project. Many Linux distributions use the word "Linux" in their name, but the Free Software Foundation uses the name GNU/Linux to emphasize the importance of GNU software, causing some controversy.

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[–] deadbeef79000@lemmy.nz 63 points 8 months ago* (last edited 8 months ago) (9 children)

rm -rf ${var}/ is a disaster waiting to happen.

Always do rm -rf "${var:?}/" so that the script aborts if the variable is empty. Or better yet rm -rf "./${var:?}/".

Edited to add quotes. Always quote a path: it might have spaces in it, without quotes that will become multiple paths! Which would also have avoided the particular bug in question.

[–] Samueru@lemmy.world 10 points 8 months ago (1 children)

In this case the issue was that a change between kde5 and kde6 let to the variable being defined as somepath / (notice the space).

[–] kureta@lemmy.ml 13 points 8 months ago

And that's why you also surround it with double quotes.

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