kill -9 `ps -u $username -o "pid="` ...
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Kernel uname -a Distributions Redhat: cat /etc/redhat-release Debian: cat /etc/debian_version SuSE: cat /etc/SuSE-release Ubuntu: ...
echo "foo" | tr '[:lower:]' '[:upper:]' Reverse upper with lower to get lowercase. ...
Man beachte die letzte Zeile folgender Ausgabe. root@debian:~# apt-get apt 0.6.46.4-0.1 für linux i386 ...