Git change author/committer name/e-mail address

A small script to change the name and/or e-mail address of the author and/or committer in a Git repository (completely). There actually is a difference between the author and the committer. The author wrote the code initially and the committer committed it to the repository.

 

Linux opened files

Amount of max. open files

per PID (row “Max open files”)

  Top 20 processes

(found on Ask Ubuntu)

NetworkManager disable MAC randomization

The NetworkManager automatically changes the MAC address of the WiFi adapter every time it searches for / connects to a network. This does not come in handy if you have a MAC filter active … To disable the MAC address randomization create the file /etc/NetworkManager/conf.d/100-disable-wifi-mac-randomization.conf with the content