find ........................................................................... new 2020-02-24
ranger ...................................................................... update 2020-02-23
neofetch .................................................................... update 2020-02-22
taskwarrior-session ......................................................... update 2020-02-20
taskwarrior-installation tmux-panes inxi ................................................. 2020
tmux-windows tmux-sessions tmux ssh raspi-documentation fish-documentation fish-functions 2020
fish-configuration time fish-installation rsync raspi-installation dhcp system-rescue-cd . 2020
cpu awk tutorials user-management history disk-management dns oneliner apt system-update . 2020
debian ramdisk ntp monitoring host-configuration vim-cheatsheet networking ............... 2020
tasks check shortcuts ide arp system-editor sources packages apache fzf baseline ......... 2019
host i3 wm python pycharm swap glances veracrypt flatpak logging docker snap tiddlywiki .. 2019
fail2ban tails firefox weather firmware ufw vim prompt aliases howto container ........... 2019
languages git bash snippets screen hardening html java arch .............................. 2019
| CATEGORY | TOOL | DESCRIPTION | UPDATE |
| files | find | search command | 2020-02 |
| files | ranger | file manager | 2020-02 |
| files | time | file manager | 2020-02 |
| hardware | raspberry pi | small single-board computer installation documentation | 2020-02 |
| status | neofetch | system information script | 2020-02 |
| status | inxi | system information script | 2020-02 |
| status | glances | curses-based monitoring tool | 2019-12 |
| status | check | wrapper for neofetch, inxi, nmap, vnstat, lshw, and ip | 2019-08 |
| programming | awk | pattern scanning and text processing language | 2020-01 |
| cli | tmux | terminal multiplexer sessions windows panes | 2020-02 |
| cli | fish | command-line shell installation configuration documentation functions | 2020-02 |
| cli | bash | command-line shell oneliner aliases prompt shortcuts | 2019-10 |
| editor | vim | text editor cheat-sheet system-editor | 2020-02 |
| date & time | taskwarrior | todo manager installation & configuration session | 2020-02 |
| notes | tiddlywiki | single page application wiki | 2019-11 |
| status | sntop tuptime snort watch uptime bmon dmesg ntopng vnstat zabbix | 2020-02 |
| host | host-configuration host chkrootkit unattended-updates hostname ip cal ncal | 2020-02 |
| text | focuswriter pandoc mcedit mousepad ne | 2020-02 |
| network | ssh dhcp dns networking arp ntp fping mtr netstat nmap ping speedtest | 2020-02 |
| files | container fzf git cat chown chmod cp curl file grep head less ls ln md5sum mkdir mv ncdu rev rm rmdir sort tail tar touch tree type uniq whereis wc which | 2020-02 |
| backup | rsync | 2020-02 |
| distributions | system-rescue-cd debian arch tails mx-linux distrowatch | 2020-01 |
| hardware | cpu disk | 2020-01 |
| python | python pycharm ide anaconda-navigator spyder4 | 2020-01 |
| sources | tutorials sources howto screen snap swap snippets update | 2020-01 |
| user | user-management firefox tasks weather diceware groups id last login pwgen sudo vigr vipw visudo whoami date ulauncher vit wall | 2020-01 |
| logging | logging lnav logcheck | 2020-01 |
| disks | veracrypt gnome-disks fdisk cfdisk hwinfo lshw dd df du mount umount badblocks baobab blkid lsblk mkfs.vfat parted pwd smartctl sync tune2fs | 2020-01 |
| packages | apt packages flatpak dpkg dpkg-reconfigure tasksel | 2020-01 |
| languages | languages java html locales r | 2020-01 |
| debian | system-update | 2020-01 |
| directory | cd popd pushd tree | 2020-01 |
| memory | ramdisk demidecode free vmstat | 2020-01 |
| server | apache docker hardening virtualbox | 2020-01 |
| wm | i3wm | 2019-12 |
| security | fail2ban ufw ipfire ipcop iptables rkhunter wireshark | |
| multimedia | cmus mpg123 | |
| usb | lsusb etcher | |
| i/o | baseline | |
| processes | lsof journalctl atop ctrl-z jobs bg fg htop kill killall pgrep pkill ps pstree renice top |
/dev/null $ cat /dev/null > file.txt
/etc/passwd $ cat /etc/passwd | cut -d: -f7 | sort | uniq -c | sort -nr
/etc/shells $ cat /etc/shells
/proc/interrupts $ watch -d cat /proc/interrupts // interrupts
/proc/ioports # cat /proc/ioports | less // ioports
alias $ alias ea='vim ~/.bash_aliases && source ~/.bash_aliases'
apropos $ apropos password | less
apt # apt install supertuxkart
arp-scan # arp-scan --localnet | vim -
cat $ cat > text.txt <<HERE
cups # nc -z 127.0.0.1 631 && echo ok || echo failed
curl $ curl cheat.sh/:list | less
curl $ curl wttr.in
echo $ echo "It is now $(date +%T) on $(date +%A)"
efibootmgr # efibootmgr
firmware # ls /sys/firmware/efi
free # watch free -h
grub # grub-install
history $ history search --contains 'vim'
history $ history | fzf
lsof # lsof -u user | fzf
lsof # lsof -u user | vim -
lspci $ clear; lspci; echo; lspci -t; echo // pci
lsusb $ clear; lsusb; echo; lsusb -t; echo // usb
mail $ watch mail
memory $ ps axch -o cmd:15,%mem --sort=-%mem | sed 10q
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/*
nc # nc -z 127.0.0.1 631 && echo ok || echo failed // cups
nc # nc -z 127.0.0.1 80 && echo ok || echo failed // apache
netstat # netstat -tulpn
ntpq $ watch ntpq -p
pip $ sudo -H pip install --upgrade youtube-dl
printenv $ printenv | awk '/^PATH|HOME|USER|SHELL/ {print $0}'
processes $ ps axch -o cmd:15,%cpu --sort=-%cpu | sed 10q
ranger $ ranger /etc/
ranger $ ranger /usr/share/doc/
ranger $ ranger ~/.local/share/Trash/
scp $ scp -r folder/ user@a.b.c.d:~
scp $ scp file.txt pi@a.b.c.d:/home/pi/
scp $ scp pi@a.b.c.d:/home/pi/file.txt .
systemctl # systemctl status|restart|start|stop|enable|disable
systemctl $ systemctl status apache2
tuptime $ tuptime -t // table
tuptime $ watch tuptime
vim $ vim $(fzf --height 40%)
vim $ vim $(fzf -e --preview 'head -100 {}')
vim > export EDITOR=vim
vim > export VISUAL=vim
watch $ watch -d -n 5 ls -l
whatis $ whatis passwd
SOURCES
arch-linux ..................................................................... archlinux.org
debian ............................................................................ debian.org
mx-linux ......................................................................... mxlinux.org
picture ................................................. screenshoot by me ~ my gnome-desktop