June 2014
Intermediate to advanced
300 pages
7h 12m
English
Content preview from Seven Concurrency Models in Seven WeeksBecome 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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Day 1: Atoms and Persistent Data Structures
A pure functional language provides no support for mutable data whatsoever. Clojure, by contrast, is impure—it provides a number of different types of concurrency-aware mutable variables, each of which is suitable for different use cases. These, in concert with Clojure’s persistent data structures (we’ll cover what persistent means in this context later) allow us to avoid many of the problems that traditionally afflict concurrent programs with shared mutable state.
The difference between an impure functional language and an imperative language is one of emphasis. In an imperative language, variables are mutable by default and idiomatic code modifies them frequently. In an impure functional language, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.