October 2019
Intermediate to advanced
444 pages
10h 37m
English
Content preview from Rust Programming Cookbook
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Panicking responsibly
Sometimes, there is no way for an execution thread to continue. This may be due to things such as invalid configuration files, unresponsive peers or servers, or OS-related errors. Rust has many ways to panic, explicitly or implicitly. The most ubiquitous one is probably unwrap() for multiple Option types and related types, which panic on error or None. Yet, for more complex programs, it is essential to take control of the panicking (for example, by avoiding multiple unwrap() calls and libraries that use it) and the panic! macro supports that.
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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.