June 2017
Beginner
1091 pages
22h 9m
English
Content preview from Go: Design Patterns for Real-World ProjectsBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Pointers and structures
Pointers are the number one source of a headache of every C or C++ programmer. But they are one of the main tools to achieve high-performance code in non-garbage-collected languages. Fortunately for us, Go's pointers have achieved the best of both worlds by providing high-performance pointers with garbage-collector capabilities and easiness.
On the other side for its detractors, Go lacks inheritance in favor of composition. Instead of talking about the objects that are in Go, your objects have other . So, instead of having a car structure that inherits the class vehicle (a car is a vehicle), you could have a vehicle structure that contains a car structure within.
What is a pointer? Why are they good?
Pointers are hated, loved, ...
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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.