MacOs shortcut

• Show hidden files in Finder
  1. In Finder, open up your Macintosh HD folder
  2. Press Command+Shift+Dot
  3. Hidden files will become visible. Repeat step 2 to hide them again!
• Go To the parent directory

  Command + Up Arrow

• Find file by name using Terminal

// Search for file 'abc.bundle' in root directory and its child directory
find / -name abc.bundle

• Show hidden files in Terminal

ls -a

• Open bash_profile in TextEdit using Terminal

touch ~/.bash_profile; open ~/.bash_profile

• Add directory to PATH variable
  Open .bash_profile and then append the path to existing path. In the below example, /Users/<UserName>/Library/Python/2.7/lib/python/site-packages is appended to existing path.

export PATH=/Users/<UserName>/Library/Python/2.7/lib/python/site-packages:$PATH

• Print the value of environment variable
  Use echo to print the value of environment variable. Below example prints the value of environment variable PATH

echo $PATH