Deleting a file named -f and other Linux tricks.

How to delete a file with a strange filename This can be an annoying trick to play on someone. Create a file named -f with this command: >-f and then ask them to delete it with the command line only. This can be frustrating exercise; you try to use rm…

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Ubuntu has many traps for the unwary.

I was using Redshift on Ubuntu with the Gnome desktop and it kept flickering off and on again. I found out that the Night Light feature in Gnome was enabled and this was conflicting with the Redshift app. I just disabled Night Light and this was fixed. But this is…

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