n350071 shell note (bash)

https://dev.to/n350071/bashprofile-4ebd

👍 brew

• brew bundle(ja)
• Brew Formula

brew install peco #Simplistic interactive filtering tool
brew cask install atom
brew cask install visual-studio-code
brew cask install amethyst
brew install htop
brew install jq # => use like this : curl localhost:8080/api/json | jq .
brew cask install eqmac # イコライザー
brew cask install postman
brew install tree
brew install blueutil

brew software

my peco note

n350071🇯🇵 ・ Sep 25 '19 ・ 1 min read

#shell #peco

---

Find the application process id

$ ps aux | grep rails
USER       PID  %CPU %MEM      VSZ    RSS   TT  STAT STARTED      TIME COMMAND
n350071    2071   0.0  1.9  5419064 323140   ??  S     2Sep19  13:18.55 /Users/n350071/.rbenv/versions/2.4.6/bin/ruby script/rails s

Then, the rails pid is 2071.

About Exit code

Exit code	meaning
0	Success
1	General errors, Miscellaneous errors, such as "divide by zero" and other impermissible operations
2	Misuse of shell builtins (according to Bash documentation) Example: empty_function() {}

Workaround for white space

find -print0 | xargs -0

xargs with arguments

echo 1 2 3 4 | xargs -I{} echo {}

find all components

mdfind -name "kindle"