LINUXOPOLIS # 2019-11-03 ~ BASH-HISTORY

alias $ alias ea='vim ~/.bash_aliases && source ~/.bash_aliases' cat $ cat /dev/null > file.txt cat $ cat /etc/passwd | cut -d: -f7 | sort | uniq -c | sort -nr cat $ cat /etc/shells cat $ cat > text.txt <<HERE curl $ curl cheat.sh/:list | less curl $ curl wttr.in echo $ echo "It is now $(date +%T) on $(date +%A)" efibootmgr # efibootmgr find # find / -size +4G 2> /dev/null | vim - find # find / -uid 1000 -exec chown -v 1002:1002 {} \; find # find / -user userxyz -type f -exec rm -f {} \; find # find /home -user userxyz -mtime -3 find # find /home -user userxyz -size +1G find # find ~/Documents -type f -name "*.py" -print | tee ~/python_files.txt find $ find -size +100M | less find $ find -size +1G | less find $ find . -name "*.jpg" -exec convert {} -scale 50% +repage {} \; find $ find /etc -type f -print 2> /dev/null | less find $ find /etc/*tab -type f -print find $ find ~ -maxdepth 1 -type f -exec grep "^alias " '{}' \; -print find $ find ~ -maxdepth 1 -type f -mtime 3 history $ history search --contains 'vim' ls # ls /sys/firmware/efi memtester # memtester 7G mkdir # mkdir -p /mnt/ram; mount -t tmpfs tmpfs /mnt/ram -o size=8192M mkdir $ mkdir -p Backups/{Sales,Development,HR}/{Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep,Oct,Nov,Dec}/{Sun,Mon,Tue,Wed,Thu,Fri,Sat} mkdir $ mkdir -p dummy/{1..100}/{1..100} mount $ mount | column -t mpg123 $ mpg123 -zvC /home/user/music/* pip $ sudo -H pip install --upgrade youtube-dl printenv $ printenv | awk '/^PATH|HOME|USER|SHELL/ {print $0}' ranger $ ranger ~/.local/share/Trash/ scp $ scp -r folder/ user@a.b.c.d:~ scp $ scp dummy.txt user@a.b.c.d:~ systemctl # systemctl status|restart|start|stop|enable|disable vim $ vim $(fzf --height 40%) vim $ vim $(fzf -e --preview 'head -100 {}') watch # watch free -h watch $ watch -d -n 5 ls -l watch $ watch free -h watch $ watch mail