Monthly Archives: March 2020

What to do when ctrl+c not killing your telnet command

To check if ports are open or not, we usually do the following: telnet IP PORT For example: telnet 192.168.100.5 25 Sometimes after seeing your result, you keep pressing ctrl+c, ctrl+x or ctrl+\ to force quit it, but it just … Continue reading

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How to reset display settings for KDE Plasma

In case your display arrangement or settings, e.g. when you have 3 screens and you are for some reason unable to reorganize them or change their settings, just reset your display settings: rm -rf .local/share/kscreen Then just log out and … Continue reading

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