November 2016
Intermediate to advanced
697 pages
14h 44m
English
Content preview from Julia: High Performance ProgrammingBecome 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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Chapter 3. Types in Julia
Julia is a dynamically typed language in which, unlike languages such as Java or C, the programmer does not need to specify the fixed type of every variable in the program. Yet, somewhat counterintuitively, Julia achieves its impressive performance characteristics by inferring and using type information for all the data in the program. In this chapter, we will start with a brief look at the type system in the language and then explain how to use this type system to write high-performance code.
- The Julia type system
- Type-stability
- Types at storage locations
The Julia type system
Types in Julia are essentially tag-on values that restrict the range of potential values that can possibly be stored at this location. Being a dynamic ...
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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.