NOTE: MORE ITEMS WILL BE ADDED TO THIS LIST
Today I decided to keep a Linux cheat sheet around to avoid looking up some common tasks on Google. I keep forgetting some commands and I feel like I should get them tattooed somewhere on the back of my hand so that I wouldn’t forget them. Although this list is currently very short, I will keep adding new stuff to it.
Program Specific:
Git:
Update a submodule to the latest remote commit:
git submodule update --remote --mergeScreen:
Start a named session:
screen -S [SESSION NAME]Rename the session currently attached to:
Ctrl + A ; :sessionname [NEW SESSION NAME]List all sessions:
Attach to a session
Detach from window:
Exit screen:
screen -lsAttach to a session
screen -r [SESSION NAME]Detach from window:
Ctrl + A ; DExit screen:
Ctrl + A ; \nvidia-xconfig:
Create a complete xorg.conf file:
sudo nvidia-xconfig --enable-all-gpusEnable overclicking:
sudo nvidia-xconfig --cool-bits=28Fail2ban:
Unban an IP address:
fail2ban-client set [JAIL NAME] unbanip [IP ADDRESS]Script Related:
Autostart program:
- Put the script/command in
/etc/rc.local - Put the script/command in
/etc/crontabwith@reboot [USERNAME] [COMMAND]
Dump output to file (with stderr rerouting):
[PROGRAM] |& tee output.txtCommands:
File and Directory Management:
Create symbolic link:
ln -s [TARGET] [LINK NAME]Change to last working directory:
cd -Copy from remote to local
rsync -az --progress [USERNAME]@[REMOTE HOST]:[REMOTE PATH] [LOCAL PATH]Searching:
Find a specific file:
Find a directory:
find [START PATH] -name [NAME OF FILE]Find a directory:
find [START PATH] -type d -name [NAME OF DIRECTORY]Find text if files:
grep -Ril "[TEXT TO FIND]" [START PATH]User Management:
List the groups that a user belongs to:
Add user to the list of sudoers:
Run program as another user:
groupsAdd user to the list of sudoers:
sudo adduser [USERNAME] sudoRun program as another user:
su [USERNAME] -c "[COMMAND TO RUN]"
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