December 2017
Beginner
412 pages
10h 8m
English
Content preview from Practical Programming, 3rd Edition
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What’s a Programming Language?
Directions to the nearest bus station can be given in English, Portuguese, Mandarin, Hindi, and many other languages. As long as the people you’re talking to understand the language, they’ll get to the bus station.
In the same way, there are many programming languages, and they all can add numbers, read information from files, and make user interfaces with windows and buttons and scroll bars. The instructions look different, but they accomplish the same task. For example, in the Python programming language, here’s how you add 3 and 4:
| | 3 + 4 |
But here’s how it’s done in the Scheme programming language:
| | (+ 3 4) |
They both express the same idea—they just look different.
Every programming language has a way ...
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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.