How to override the EDID data of a monitor under Linux

I’m slowly but surely fixing all the issues I had after switching back to Linux as my main OS, so here’s another TIL 😉 My secondary monitor is a 24" DELL with a resolution of 1920x1200, so 16:10, instead of the more common 1080p and 16:9. In order to be able to connect all my three monitors to my laptop, I make use of both the laptop’s HDMI port as well as a USB-C dock that has 2 HDMI ports. The 4k main display is connected directly to the laptop’s HDMI port, secondary and tertiary display are connected to the dock. ...

April 11, 2023 · 3 min

How to remap keys under Linux and Wayland

Edit 2024-09-09: Please be advised that this post refers to an older version of keyd that still used a different configuration format. An older version also stated the config file was stored at ~/.config/keyd, that was an error on my part. Thanks to a reader for the related heads-up! As a German living in Germany with umlauts in my last name and a US ANSI keyboard layout on all my devices1 I need to remap some stuff to be able to easily type ä, ö, ü and ß. On Windows I solved this with Autohotkey, mapping AltGr+a to ä, AltGr+o to ö, AltGr+u to ü and AltGr+s to ß (well, technically RAlt - the right Alt key). That has burned itself into my muscle memory now, and so while currently setting up my new Framework laptop under Linux, with Gnome running on Wayland, I was looking for a way to remap the keys to this layout as well. ...

March 3, 2023 · Updated September 9, 2024 · 6 min
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