Smarter Programming in Rust: Master 'move' Now!

Рет қаралды 2,888

Күн бұрын

Understanding what the move keyword in Rust is, is hard. But Rust also has really easy to use one line tricks. If you are interested, I recommend watching this video after understanding the move keyword: • Master Rust File Handl...
📝 Description
Rust's memory management model is unique, and the 'move' keyword is at its core. Are you ready to take your Rust programming to the next level? In this video, we'll demystify the 'move' keyword and help you write more efficient, safer, and more predictable Rust code.
This video will cover the fundamentals of 'move' semantics, showing you how 'move' transfers ownership to prevent memory errors and double-frees. We'll explore practical examples, demonstrating 'move' in action within real-world code. Finally, we'll discuss the performance implications, covering how using 'move' effectively can improve your program's speed.
Important Note: using `.unwrap` without proper error handling is not recommended and should be avoided. I only use `.unwrap` for demonstration purposes in this video.
⏳ Timestamps:
00:00 - Introduction
00:53 - Simple Example
06:00 - Leptos Example
08:48 - Outro
🔗 Important links:
Documentation: doc.rust-lang.org/std/keyword...
👋 Hey there!
If you are new to this channel: Hey 👋 my name is Flo and I am a professional software engineer with a passion for coding in Golang, TypeScript, JavaScript, and Rust. This channel is where I share that passion and dive into the exciting world of software engineering. Plus, I love using Emojis and paper-based animations (so have a look for that, if you want to find my videos).
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#Rust #Move #Leptos

Пікірлер: 9

@JC-wj5ks Ай бұрын

I actually came to this video from using Leptos. It still not clear to me how leptos manages to use the move keyword all over the components and not run into borrowing/ownership issues.

@FloWoelki Ай бұрын

Awesome! :) Maybe for clarification: the `move` keyword is the whole magic and this is explained in this video. `move` is not a Leptos concept and it's used to transfer ownership of variables to a closure.

@BharadwajAvva 21 күн бұрын

KZfaq deosn't support speeding the video beyond 2x.

@Fantaztig 6 ай бұрын

To stay within the second example: How would I implement multiple event listeners that access the same element? Is this already part of your non-recommendation, meaning there is already a better solution? :)

@FloWoelki 6 ай бұрын

thank you for the question. one solution would be to just cloning the reference. however, this will have some problems in the future if you just clone a primitive variable. that's why a common way is to use reference counting (using e.g., `Arc` in Rust). this gives you the correct reactivity. i'll probably make a video about that as well. i hope that helps :)

@Fantaztig 6 ай бұрын

@@FloWoelki Oh I see, Arc is an explicit thread safe pointer, nice! Thanks, yeah I have not yet had the chance to start out with rust but I'm trying to understand the syntax and stuff haha :)

@FloWoelki 6 ай бұрын

exactly. Arc is thread safe (compared to Rc) and is a smart pointer. Rust has a steep learning curve but is a lot of fun :D

@davidbriggs8109 Ай бұрын

@@FloWoelki the steep learning curve is not that high than c++ smart pointer 😂

@FloWoelki Ай бұрын

@@davidbriggs8109 true fact :D