Good list of books.

"Homebrew is the easiest and most flexible way to install the UNIX tools Apple didn't include with OS X."

$ lsof | grep filename

"Last week Brett Terpstra came up with a simple bash function to push any file to your Public space and give back a TinyURL to that file on your clipboard. I cleaned it up a bit and thought it worthy of its own post."

Very neat.

A very handy utility.