May 2019
Beginner to intermediate
466 pages
10h 44m
English
Content preview from Julia 1.0 Programming Complete Reference Guide
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Variables, Types, and Operations
Julia is an optionally typed language, which means that the user can choose to specify the type of arguments passed to a function and the type of variables used inside a function. Julia's type system is the key for its performance; understanding it well is important, and it can pay off to use type annotations, not only for documentation or tooling, but also for execution speed. This chapter discusses the realm of elementary built-in types in Julia, the operations that can be performed on them, as well as the important concepts of types and scope.
The following topics are covered in this chapter:
- Variables, naming conventions, and comments
- Types
- Integers
- Floating point numbers
- Elementary mathematical functions ...
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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.