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Home > Syntax - Tasty Web Development Treats > Rust for JS Devs — Part 2
Podcast: Syntax - Tasty Web Development Treats
Episode:

Rust for JS Devs — Part 2
Category: Technology
Duration: 00:56:01
Publish Date: 2023-08-23 10:00:00
Description:

In this episode of Syntax, Wes and Scott jump into part 2 of their look at Rust for JavaScript developers, including variables in Rust, type systems in Rust, signed and unsigned integers, and more.

Show Notes let x = 5; // x is immutable let mut x = 5; // x is mutable const MAX_POINTS: u32 = 100_000; // must be defined at compile time
  • 10:42 Type System in Rust
  • 15:52 Types in Rust
  • 19:06 Why does Rust have signed and unsigned integers?
  • 23:35 Slicing strings with &str
  • 27:35 enum
  • 27:55 struct
  • 28:19 Vec
  • 29:33 HashMap and HashSet
  • 33:00 Converting Signed to Unsigned Numbers
let unsigned_value: u8 = 200; let signed_value: i8 = unsigned_value as i8;
  • 36:12 What’s up with &str?
  • 43:31 Rust error messages
  • 45:28 What is a Struct?
struct User { username: String, email: String, sign_in_count: u64, active: bool, } // You can create an instance of a struct like this: let user1 = User { email: String::from("someone@example.com"), username: String::from("someusername123"), active: true, sign_in_count: 1, }; impl User { fn login(&mut self) { self.login_count += 1; } }
  • 49:17 SIIIIICK ××× PIIIICKS ×××
××× SIIIIICK ××× PIIIICKS ××× Shameless Plugs Tweet us your tasty treats
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