June 2012
Beginner
227 pages
5h 43m
English
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The Shell Versus Programs
When you run a command, it might invoke an OS X program (like
ls), or instead it might be a
built-in command, a feature of the shell itself.
You can tell the difference with the type command:
➜type lsls is /bin/ls ➜type cdcd is a shell builtin
The next few sections describe built-in features of the shell.
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.