jellybobbin

Is there a good way？

3

```rust enum Tokens IResult { many1(get_token)(input) } fn get_token(input: &str) -> IResult { alt(( //only return Tokens::Words("H") map(alpha1, Tokens::Words), //here is only return a char, It doesn't work well `&str`...

I want this to work. Do you have any suggestions

2

### src/lib.rs: ```rust #[derive(Debug, Clone, Serialize, Default, Deserialize)] #[wasm_bindgen] pub struct Foo { bar: Bar, } #[derive(Debug, Clone, Serialize, Default, Deserialize)] #[wasm_bindgen] pub struct Bar { inner: String, } #[wasm_bindgen]...

[第三章] 第92页 关于impl 特化

1

### 页码与行数: - 第92-93页 ### 代码清单 3-78:(随书源码) ```rust #![feature(specialization)] struct Diver { inner:T } trait Swimmer { fn swim(&self){ println!("swimming") } } impl Swimmer for Diver{} impl Swimmer for Diver...

execute 'ls -l' to stdout

2

Excuse me, how can I execute 'ls -l' to output a directory list after logging into the server via ssh? I managed to execute 'ls -l' successfully, but I'm confused...