Linux Commands
sudo - Super User DO
su - change user
chgrp - change Gourp
chown - change Owner
chmod - change permissions
Tar Balls
tar -xzvf filename - unzip
tar -cvf files /location
Other
echo “Some String” | md5sum
apt update - updates linux
sudo passwd root - Enables disabled root account
sudo passwd -l root - Disables root account
passwd - Change password
Emacs Commands
Wireless Setup
Logwatch is a tool that will monitor your server's logs and email the administrator a digest on a daily basis.
$ sudo apt-get update
$ sudo apt-get install logwatch
For Ubuntu systems with apache server:
edit /usr/share/logwatch/dist.conf/logfiles/http.conf
See Here
sudo service minecraft@survival stop sudo wget -O /opt/minecraft/survival/minecraft_server.jar <link location> sudo service minecraft@survival start