November 2017
Intermediate to advanced
670 pages
17h 35m
English
Content preview from Learning Functional Programming in Go
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Category theory
Category theory is a branch of mathematics that deals with structure, rather than with particulars. It deals with the kinds of structures that make programs composable.
Category theory is a branch of mathematics that is similar to Set theory. A basic example of a category is the category of sets, where the objects are sets and the arrows are functions from one set to another. Objects of a category need are typically sets, and arrows are typically functions. Any way of formalizing a mathematical concept so that it meets the basic conditions on the behavior of objects and arrows is a valid category.
I could not find an easy-to-understand resource for learning category theory. Most of what's out there is geared toward mathematicians. ...
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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.