Cool Utilities for OSX Terminal

1. open
2. pbcopy, pbpaste
3. mdfind
4. screencapture
5. launchctl
6. say
7. diskutil
8. brew

Ref: http://lifehacker.com/eight-terminal-utilities-every-os-x-command-line-user-s-1593793109

Trigger breakpoint in Javascript

To trigger breakpoint in Javascript, you can add a 'debugger' in your code. For example:

function testing() {
    alert(123);
    debugger;
    alert(456);
}

The debugger will be triggered at runtime.

Restart VirtualBox services in OSX (Useful for running genymotion in mac)

Run the following command to restart VBox in mac:

sudo /Library/StartupItems/VirtualBox/VirtualBox restart

Whenever your genymotion emulator cannot restart in macos, try this.