Unix
Not OS specific, just where I store shell and CLI knowledge which does not neatly fit into the macOS environment.
Last updated
Not OS specific, just where I store shell and CLI knowledge which does not neatly fit into the macOS environment.
Last updated
Downloading video from youtube as
using the - character as a prefix on files makes them *REALLY* hard to rename in the shell because it will think its an argument. For example, the situation that caused this note
why everything ends in .
To maintain, and get a feel for where things are clone the and list the contents using:
where [n] is the depth we are willing to traverse through this mess. However! Since this is a work in progress, cloning directly from the repository will also clone the other gitbooks that I'm working: this means that folder structure is not preserved and working offline requires downloading the whole thing as well as all the other shit I'm working on in these gitbooks.
vs screen
# 1. redo last command but as root sudo !! # 2. open an editor to run a command ctrl+x+e # 3. create a super fast ram disk mkdir -p /mnt/ram mount -t tmpfs tmpfs /mnt/ram -o size=8192M # 4. don't add command to history (note the leading space) ls -l # 5. fix a really long command that you messed up fc # 6. tunnel with ssh (local port 3337 -> remote host's 127.0.0.1 on port 6379) ssh -L 3337:127.0.0.1:6379 -N # 7. quickly create folders mkdir -p folder/{sub1,sub2}/{sub1,sub2,sub3} # 8. intercept stdout and log to file cat file | tee -a log | cat > /dev/null # bonus: exit terminal but leave all processes running disown -a && exit
. means “any single character” except newline
* zero or more of the preceding match
+ one or more of the preceding match
[abc] any one character of a, b, and c
(RX1|RX2) either something that matches RX1 or RX2
^ the start of the line
$ the end of the line
Python
nnn... A go-to file tree navigator. Lightweight, low-config, hjkl navigation style
fuck ... is the alias, brew install thefuck is the command to run on install. Helps take care of fat-fingering a command
taskwarrior ... the CLI to do list manager.
timewarrior... sister program to taskwarrior
inthe.am... utility to sync across machines and android
...match command-line arguments to their help text
http File Server or is a program to share files using internet protocol
or Free peer-to-peer file transfers in browser.
holds for a variety of languages
:
Vim
Making with matplotlib
using the command task $(task +PARENT ids) all