JERRYLSU

Rust closure

闭包：可以捕获其所在作用域中变量的匿名函数。

fn  add_one_v1   (x: u32) -> u32 { x + 1 };
let add_one_v2 = |x: u32| -> u32 { x + 1 };
let add_one_v3 = |x|             { x + 1 };
let add_one_v4 = |x|               x + 1  ;

• 调用方式与函 …

Rust [] vs &[] vs vec![]

What are the differences between [], &[], and vec![]?

Rust self vs &self vs &mut self

• self: (self: Self) Having a method that takes ownership of the instance by using just self as the first parameter is rare; this technique is usually used when the method transforms self into something else and you want to prevent the caller from using the original instance after the transformation …

Rust in JupyterLab

1.Install JupyterLab

2.Install Rust

• curl https://sh.rustup.rs -sSf | sh

• source $HOME/.cargo/env

• export PATH="$HOME/.cargo/bin:$PATH"

3.Install Evcxr Jupyter Kernel

• cargo install evcxr_jupyter

• evcxr_jupyter --install

4.Reference

https://github.com/google/evcxr/blob/main/evcxr_jupyter/README.md

https://datacrayon.com/posts/programming …

Python docx using lxml

Reason is the light and the light of life.

Multiprocessing in FastAPI

Reason is the light and the light of life.

asyncio get_event_loop vs get_running_loop

Reason is the light and the light of life.

FastAPI for CPU-Bound Task

Reason is the light and the light of life.

Base64-encode-decode

Reason is the light and the light of life.

Joblib parallel

Reason is the light and the light of life.