Minecraft
For runnign Minecraft you need to have Java (icedtea7) installed.
Client
Obtain and run the client launcher
Download the Minecraft.jar and run the Launcher.
$ java -jar Minecraft.jar
Sound issues when using PulseAudio
Minecraft uses OpenAL which seems to get confused sometimes (missing sounds or music), so tell it to use the pulse driver first.
File: /etc/openal/alsoft.conf
drivers=pulse,alsa,oss
Server
Create a user for running Minecraft
# useradd -m -s /bin/bash minecraft
Become the minecraft user so that any file you download is owned by the correct user.
# su -l minecraft
Obtain and run the server binary
Download the current server binary Minecraft.jar run it.
$ java -jar Minecraft.jar