A list with some basic (maybe most used) Linux commands, what they do and their syntax, and also some usage examples.

Change Password

passwd

passwd {userName}

Resources

Change Hostname

hostname

nano /etc/hostname
nano /etc/hosts
reboot

Resources

Network Interfaces

ifconfig

ifconfig eth0

Resources

Install SSH Server

apt-get install openssh-server

Resources

Install Maven

apt-get install maven

Install Jenkins

wget -q -O - http://pkg.jenkins-ci.org/debian/jenkins-ci.org.key | apt-key add -
sh -c 'echo deb http://pkg.jenkins-ci.org/debian binary/ > /etc/apt/sources.list.d/jenkins.list'
apt-get update
apt-get install jenkins

Upgrade

apt-get update
apt-get install jenkins

Resources

Package manager for Debian (dpkg command)

dpkg --get-selections [package-name-pattern...]

dpkg -L package-name

Get list of package selections, and write it to stdout. Without a pattern, non-installed packages (i.e. those which have been previously purged) will not be shown.

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