Manjaro

yay
sudo pacman -S yay base-devel okular yay cherrytree

xdg-mime default okularApplication_pdf.desktop application/pdf

https://github.com/Strit/manjaro-torrents/tree/master/community/bspwm/archive

http://manjaro.github.io/Manjaro-bspwm-16.05-released/

gcc5

 * git clone https://aur.archlinux.org/gcc5.git && cd gcc5 # PKBUILD file
 * 'makepkg --syncdeps && makepkg -si compiles and installs as per PKGBUILD file

https://gist.github.com/slizzered/a9dc4e13cb1c7fffec53 install gcc4.9 with pacaur. Use https://aur.archlinux.org/packages/aurman/ as pacaur is unmaintained.

git clone https://aur.archlinux.org/aurman.git. makepkg --syncdeps && makepkg -si
 * aurman -S gcc5
 * aurman -S gcc49

https://fusion809.github.io/how-to-create-archlinux-repository/

https://forum.manjaro.org/t/how-to-compile-with-old-version-of-gcc/41537/8

https://wiki.archlinux.org/index.php/Arch_User_Repository set /etc/makepkg.conf the makeflags to -j4 or however many processors you have.

https://aur.archlinux.org/packages/gcc5/

xorg
https://wiki.archlinux.org/index.php/xorg

https://unix.stackexchange.com/questions/6118/how-to-retrieve-monitors-configuration-from-the-command-line

https://www.youtube.com/watch?v=IGg1nyTY6oc

https://ubuntuforums.org/showthread.php?t=1946208 bad edid  https://ubuntuforums.org/showthread.php?t=1936293&highlight=vga+dvi+hdmi
 * https://ubuntuforums.org/showthread.php?t=1857772&highlight=edid create new edid

https://docs.microsoft.com/en-us/windows-hardware/drivers/display/overriding-monitor-edids

edid
https://www.youtube.com/watch?v=8IMkGdeXcS4

https://www.youtube.com/watch?v=3PVmcEz5Wgk extract edid file from monitor https://www.tested.com/tech/pcs/457468-troubleshooting-dvi-and-edid-issues/

https://www.nirsoft.net/utils/monitor_info_view.html utility

http://www.blaicher.com/2012/06/howto-fixing-a-broken-edid-eeprom-with-a-bus-pirate-v4/

links
Ethereum You need gcc5 to compile ethermine

gcc