Here's the end result: a contact form, launched from a button link in the site header, with the page beneath obscured by an overlay. The form allows site visitors to get in touch from any...
Everyone has their preferred command shell. The bravest amongst us probably has some highly customised craziness, and the more unsure probably are using the plain mac Terminal. Somewhere in between, though, lies a world of fun that really should be explored. There are some great tools out there, and one of our favourites is Zsh.
Zsh is a shell that encapsulates all of BASH, and then a whole load of useful, 'standard' and 'other' features. Generally it's been nice to work with, though I must confess I've not by any means plumbed the depths of what it's capable of.