/etc
/var/log
/bin
/usr/bin
/sbin
veracrypt.fr/en/Documentation.html
# chown userXYZ file.txt
$ dd if=/dev/cdrom of=/tmp/isofile.iso
$ df -hT
$ dpkg -L vim-doc
# du -hs / 2> /dev/null
$ du -h --max-depth=1 | sort -rh
$ du -b --max-depth 1 | sort -nr | perl -pe 's{([0-9]+)}{sprintf "%.1f%s", $1>=2**30? ($1/2**30, "G"): $1>=2**20? ($1/2**20, "M"): $1>=2**10? ($1/2**10, "K"): ($1, "")}e'
$ for x in *; do mv "$x" "${x,,}"; done
$ java -jar filename.jar
$ ls -l | xsel --clipboard
$ man hier
$ sort -t: -k1 -n /etc/passwd
$ stat /home/user
$ type date
$ type echo
# visudo
> Defaults:userxyz timestamp_timeout=30
$ watch -d -n 5 ls -l
# vim /etc/sudoers
BACKUP
$ archivemount archive.tar.gz ~/mnt/
# dd if=/dev/sdABC of=/dev/sdXYZ bs=64K conv=noerror,sync
$ tar -cvzf ~/backup/backup.tar.gz ~/java
$ tar -tvf backup.tar.gz
$ ssh [email protected] "tar -zcf - /home/user/scripte" > scripte.tar.gz
RSYNC
$ rsync -avzP --delete --stats --exclude ’Backup*‘ /home/user/ /media/xyz
$ rsync -avzP --delete --stats --exclude-from '/home/user/exclude.txt' /home/user/ /media/xyz
MD5SUM
$ md5sum abc.txt
$ md5sum abc.txt > abc.md5
$ md5sum -c abc.md5