October 2019
Intermediate to advanced
444 pages
10h 37m
English
Content preview from Rust Programming Cookbook
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Handling multiple errors
Whenever an application becomes more complex and includes third-party frameworks, all kinds of error types need to be taken care of consistently without having a condition for each one. For example, a web service's large range of possible errors can bubble up to the handler where they need to be translated into HTTP codes with informative messages. These expected errors can range from parser errors to invalid authentication details, failed database connections, or an application-specific error with an error code. In this recipe, we'll cover how to deal with this variety of errors using wrappers.
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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.