rice/dotfiles/.help.md

Help / Useful commands

tmux

tmux new -s [name]					# start new session named [name]
tmux a -t [name]					# attatch to session named [name]
tmux ls								# list tmux sessions
tmux kill-ses -t [name]				# kill tmux session named [name]

tmux keybindings

C+b $								# rename session
C+b %								# vertical split
C+b "								# horizontal split
C+b d								# detach from session
C+b c								# create new tab
C+b n								# next tab

sybmolic links

ln -s [file] [symbolic link]		# creates a symbolic link for [file]
ln -sr [file] [path_to_sym_file]	# creates symlink in a diff directory

yarn

yarn global add [package]			# adds a package globally
yard add [package]					# add a package
yarn create react-app [name]		# create-react-app with yarn

firebase

firebase deploy						# deploy code to firebase
firebase serve						# run local server through firebase
firebase projects:list 				# list all projects

curl

curl [web_address]					# dump a webpage to the terminal
curl -L [address]					# follow a link and dump the results
curl --verbose probably also -v		# run with verbose

nmap

nmap [web-address]					# see what ports are open at address
sudo lsof -i -P -n | grep LISTEN    # listen for stuff on ports

pip

pip list							# list pip packages installed

python virtual env

python3 -m venv env					# create the env directory
source env/bin/activate				# activate the virtual environment
or . env/bin/activate
echo $VIRTUAL_ENV 					# prints the path to the virtual env
which -a python						# lists the install locations of python
deactivate							# when in a virtual session deactivates it

tar

tar [address]						# download a file from address

vim

:sp [filename] - Opens a new file and splits your screen horizontally to show more than one buffer

:vsp [filename] - Opens a new file and splits your screen vertically to show more than one buffer
set nonumber						# remove line numbers from file
Ctrl+w h							# shift focus left pane
Ctrl+w l							# shift fous right pane
:nohls								# remove search hilighting until next search
cw									# delete word and enter insert mode
^u									# go up half a page
^d									# go down half a page
s/<pattern>/<replace>				# search and replace for pattern
V [select line]						# Use visual line to select multiple lines
:g/^$/d								# Remove all blank lines from a file
"xyy								# Yank line to register x
"xp									# Paste line from register x
 "+y 								# yank into the system clipboard register
 "+p 								# paste from the system clipboard register
 zg									# add word to local dictionary (spellcheck)

markdown

grip <markdown file>				# open a live-server for markdown file
**<>**								# bold
---									# line
[...](link)							# inline-style link
[desc](link "hover title")			# inline-style link with hover title

pacman

pacman -Syu --ignore=[package name]	# update/upgrade all but packages in ignore
pacman -Rs package_name				# remove a package and all deps not needed
pacman -Rsu package_name			# if above command does not work
pacman -Qtdq					# check for orphaned packages
pacman -Rns $(pacman -Qtdq)	# remove orphaned packages
rm /var/lib/pacman/db.lck		# remove the lock file for pacman
pacman -U /var/cache/pacman/pkg/package-old_version.pkg.tar.type	# downgrade package

ctags

ctags -R .							# index the current directory with ctags

ssh

ssh -i eecs485deploy.pem ubuntu@ec2-3-137-139-85.us-east-2.compute.amazonaws.com
ssh -p [port] user@ip
~/.ssh/config		# file to change configuration for ssh

insta485 server-side

gunicorn -b localhost:8000 -w 2 -D insta485:app # Start the server
pgrep -af gunicorn 					# list running guinicorn jobs
pkill -f gunicorn					# stop the gunicorn server

wget

wget [address]						# download a file/files
-P 									# specify a directory
-c 									# allow to save location on INT

unzip

unzip (file)						# unzips zip file

wine

wine (file)							# install a windows file
winefile							# opens the windows file system

onedrive

onedrive --synchronize				# sync the onedrive folder to the cloud

text2pdf

text2pdf [input file] > [output]  	# convert input file to pdf named output

netstat

netstat -ltnp | grep -w ':PORT'		# show process running on port PORT
	l - only show lisening sockets
	t - display tcp connections
	n - show numerical addresses
	p - show PID and process name
	grep -w - matching of exact string
netstat -tupan

japanese keyboard

ibus-setup							# start daemon and launch config
Ctrl+Alt+Shift						# switch between languages

httpie

http [url]							# send get request with pretty printing/colors

tcm - Typed CSS Modules # generate styles.css.d.ts file

tsm [directory or file]				# generate styles.d.ts for each file or specific file

ranger

ranger 								# open text-based file-manage

nmcli # netwrok manager command line interface

nmcli device						# lists all device
nmcli device wifi					# list wifi networks
nmcli device connct wlp1s0 -ask		# connect to wifi and enter password

picom # to blur stuff

picom &								# run picom in background

i3-gaps

Alt+Shift+G							# open up the gap manager

feg # set background image

feh --bg-scale ~/OneDrive/Pictures/what\ are\ the\ chances.jpg

xprop # run xprops

Click on window and get information from the Window Manager about it

Linux keybindings

Alt+Shift+g to go into gap mode and press i for inner gap and + 4 times

redirect stderr

append 2>/dev/null to redirect filehandle 2 (STDERR) to /dev/null, which is

network-manager

nmtui								# launch network manager gui
nmcli								# network manager cli

disown # remove a job from table of active jobs

disown %[jobnumber] 				# removes active job [jobnumber]

jobs

jobs -l								# list all active jobs

ps ps -l # list active processes

doom emacs

Meta=SPACE
Meta+.                              # open file search
Meta+b                              # open buffer settings
Meta+b+m                            # set bookmark
Meta+Return                         # open bookmark selector
Meta+h                              # help
Meta+t                              # toggle menu
Meta+o+p                            # toggle nerdtree like thing

bpytop

New and improved bashtop written in python

w3m

w3m www.google.com					# terminal web browswer

bluetoothctl

scan on								# turn on scan
pair [device id]					# connect to device

locate

locate [filename]					# return path to file
locate -b [filename]				# search for file/dir in basename
suda updatedb -v					# update the db with new files

md2pdf

md2pdf <markdown file>				# convert markdown file to pdf

glow

# Read from file
glow README.md
# Read from stdin
glow -
# Fetch README from GitHub / GitLab
glow github.com/charmbracelet/glow
# Fetch markdown from HTTP
glow https://host.tld/file.md
# stash document from cli
glow stash README.md

Notifications

/usr/share/dbus-1/services

crontab

crontab -e							# edit the cronjobs for user
crontab -l							# list all cronjobs

youtube-dl

youtube-dl [url]					# download a video from youtube

pgrep

pgrep -af [name]					# searches for all process with name [name]
pgrep -x [name]						# searches for name with exact matching
pgrep -l [name]						# return pid and process name 

pidof

pidof [name]						# gets the pid of the process with [name]

gparted

Use application gparted to format USB drive

getopts

while getopts "vk" arg; do
	case $arg in
		v) verbose=1;;
		k) justKillIt=1;;
	esac
done

tor

ahmia.fi							# dark web search engine

github api

curl -i -u your_username:your_token https://api.github.com/user
curl -i -H "Authorization: token <access token>" \
    https://api.github.com/user/repos

conky

Ctrl+Mod(alt)+c						# toggle conky
Ctrl+Mod+PgUp						# next conky
Ctrl+Mod+PgDn						# prev conky
# launch conky set up by Arcolinux team
conky -c /home/sudacode/.config/conky/AUR-ArcoLinux-Plasma.conkyrc
conky -c ~/.config/conky/AUR-Nemesis-Plasma.conkyrc

Chiaki

ps4 remtote play application for linux

Arch not booting

Ctrl+Alt+F5 to get to tty5 may need to press FN key check /var/log/pacman.log

systemctl

systemctl start [name]					Starts service
systemctl stop [name]					Stops service
systemctl enable [name]					Enables service on startup
systemctl disable [name]				Disables service on startup
systemctl status [name]					Get status of service

Fix Spotify Not Working Well

rm /usr/share/dbus-1/services/org.kde.plasma.Notifications.service

heroku

heroku git:remote -a [project name] Connect repository to the heroku remote

tokei

tokei show programming languages in use in current directory

ncmpcpp

audio player

pulsemixer

command line pulseaudio

psql

connect to a postgresql db on another machine psql postgresql://[username]@[addr]:[port]/[DBname]

udisksctl

mount/unmount sd card

udisksctl mount -b /dev/mmcblk0p1 udisksctl unmount -b /dev/mmcblk0p1

dunst

dunstify "notification" display a desktop notification dunstify "Progress: " -h int:value:60 display progress bar starting at 60

Jupyter Notebook

Add a Virtual Environment to JN

python -m ipykernel install --user --name=[env_name]

Uninstall venv from JN

jupyter kernelspec uninstall [env_name]

sacad: download album artwork

sacad [artist] [album name] [size] [output_file_name]

ifuse: connect to iphone filesystem

$ mkdir -p /tmp/phone/
# mount the filesystem
$ fusermount -u /tmp/phone/
# unmount the filesystem
$ ifuse /tmp/phone/

mdr: markdown render in the terminal

:MarkdownRender right

ipython: interactive python with history, dynamic object introsepction, easier configuration, command completion, access to system shell, and integration with numerical and sientific computing tools

nvtop

top for graphics card

rofi-mpd

rofi-mpd -h

UMICH Caen

rsync -rtv path_to_your_local_file_name your_uniqname@login.engin.umich.edu:path_to_your_remote_folder

Edit files as superuser (sudo)

sudo -e or sudoedit

nftables: firewall

nft -s list ruleset | tee [filename]	
systemctl status nftables

i3-help-log

lscpu

lscpu # display info about the CPU

ps

ps -aux # list stats about processes running including cpu and memory
ps -aux --sort=%mem/%cpu # sort by memory or cpu
ps -aux --sort=-%mem # sort by memory in ascending order

kill

kill -l # list all kill signals

ip

ip a	# show all
ip -4 addr	# show ipv4 addresses
ip -6 addr	# show ipv6 addresses

sqlplus

select * from user_sequences;	# list user defined sequences
select table_name from user_tables;	# list user defined tables

qemu

# create image
qemu-img create -f qcow2 Image.img 10G
# create vm with 4G of memory with X.iso and boots directly into dvd drive
qemu-system-x86_64 -enable-kvm -cdrom manjaro-awesome-20.0-200428-linux56.iso -boot order=d -drive file=Image.img -m 4G -cpu host -smp 4 -vga virtio -display sdl,gl=on
# boots into menu
qemu-system-x86_64 -enable-kvm -cdrom manjaro-awesome-20.0-200428-linux56.iso -boot menu=on -drive file=Image.img -m 4G -cpu host -smp 4 -vga virtio -display sdl,gl=on

scp: secure cp

# copy file to remote
scp -P 88 [file] user@host:path-to-file 
# copy directory to remote
scp -rp -P 88 [directory] user@host:path-to-directory 
# copy from remote to local
scp remote-user@remote-host:file path-to-file

rsync

# copied files in archive mode (recursively run on directories)	 
# add --delete option to have destination delete files when deleted in src
rsync -av --delete [source] [destiation]
# exclude files with --exclude='pattern' or --exclude-from='exclude_file'

# rsync over the network

wget

# add -c argument to allow to interrupt download and resume later with -c
# -P to set local download path

send key to server

ssh-copy-id user@host

CAEN VNC

ssh -f -L 5951:localhost:5951 uniqname@login-course.engin.umich.edu "sleep 30"
vncviewer localhost:5951

Anaconda

source /opt/anaconda/bin/activate /home/sudacode/anaconda3
anaconda-navigator

PostgreSQL: postgresql://scott:tiger@localhost/mydatabase
MySQL: mysql://scott:tiger@localhost/foo
Oracle: oracle://scott:tiger@127.0.0.1:1521/sidname
SQL Server: mssql+pyodbc://scott:tiger@mydsn
SQLite: sqlite:///foo.db

Create new Application Entry

/usr/share/applications/
/usr/local/share/applications/
~/.local/share/applications/

create desktop entry like others

mysql

sudo mysql	# connect to mysql as root
create database [db_name];
grant all privileges on mydb.* to user@localhost;
grant all privileges on mysql.* to user@localhost;
flush priviliges;

ncdu: disk usage

baloo

balooctl	# control baloo
baloosewarch [search] 	#search for files/folders

nbfc: Fan Control

thermald: CPU Frequency Scaling

Vim-Plug

:PlugInstall 	# install plugins
:PlugClean		# clean .vim/plugged directory

remoteit

screen

screen -S 	[session_name] start named screen session
screen -S 	[session_name/pid] reattach
screen -S 	[session_name] -d -m [command] run command in detached session
screen -ls	list screens
ctrl+a d	detach from session

mpc

mpc add http://host:port	add stream
mpc del [num] (0 indexed)	delete from queue
mpc play					play (lol)
mpc toggle

pdfjam

pdfjam [files] --outfile [file]