January 2019
Intermediate to advanced
246 pages
5h 23m
English
Content preview from Programming CrystalBecome 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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Appendix 1Setting Up a Crystal Environment
In this chapter, you’ll get up and running with Crystal, and by the end of it, you’ll write, compile, and execute your first code in a Crystal-friendly environment. You’ll begin by installing the Crystal compiler and tool-chain. Then we’ll discuss the compilation process and editor options so that you can write your source code comfortably. Next, you’ll learn to work with the Crystal Playground: this is like a modern graphical version of a REPL (a Read Execute Print Loop, such as irb or pry for Ruby).
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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.