December 2023
Intermediate to advanced
400 pages
11h 31m
English
Content preview from Programming with Rust
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21
Macros
Never limit yourself because of others’ limited imagination.
— Mae Jemison
The use of macros allows you to reimagine Rust within the context of your own aspirations. Rust’s support of macros is a powerful feature that provides almost unlimited capabilities. You can provide new features, implement default behavior, or simply avoid redundancy.
The println! macro is probably the most well-known macro in the Rust universe. It provides the capability of a variadic function. This is because Rust does not support variadic functions. Therefore, the println! macro provides a feature not available in the standard language. A close second in popularity is the derive attribute. The derive attribute for the Clone and Copy traits, for example, is ...
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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.