ming900518

LeetCode 23 - Merge k Sorted Lists

Rust Implementation

ListNode struct

#[derive(Debug)]
pub struct ListNode {
    pub val: i32,
    pub next: Option<Box<ListNode>>,

ming900518

LeetCode 86 - Partition List

Rust Implementation

ListNode struct and the main function for the Rust Playground

#[derive(Debug)]
pub struct ListNode {
    pub val: i32,
    pub next: Option<Box<ListNode>>,
}

ming900518

Advent of Code 2022 Day 2

Part 1 (Rust)

enum Choose {
    Rock,
    Paper,
    Scissor,
}

trait CalculateScore {

ming900518

Advent of Code 2022 Day 1

Part 1 （Rust）

fn main() {
    let mut result = 0;
    let mut buffer = 0;
    DATA.lines().for_each(|line| {
        if line.is_empty() {
            if buffer > result {
                result = buffer;

ming900518

在 Asahi Linux（Arch Linux ARM） 中編譯 target 為 x86_64-unknown-linux-gnu 的 Rust 程式

Arch Linux ARM 似乎沒有可用的 x86_64-linux-gnu-gcc

所以我額外用 Docker 模擬出 Debian 環境，並透過 Debian 的 gcc-x86-64-linux-gnu 套件進行編譯

環境準備

1. 用 Docker 開啓執行 Debian 的 Container

ming900518

解決 Arch Linux ARM 執行 yay -Syu 後 Fcitx5 Rime 無法使用的問題

yay -S capnproto

cd /usr/lib

sudo ln -s libcapnpc.so.0.10.4 libcapnpc.so.0.10.3

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Summary:                                                                                                                                                                              
  Total:        30.0199 secs                                                                                                                                                          
  Slowest:      0.0995 secs                                                                                                                                                           
  Fastest:      0.0212 secs                                                                                                                                                           
  Average:      0.0551 secs                                                                                                                                                           
  Requests/sec: 1813.5947                                                                                

ming900518

ezcon@ez500:~/ezmonitor$ hey -z 30s -c 100 http://localhost:1234/api/get

Summary:
  Total:	30.1203 secs
  Slowest:	0.2984 secs
  Fastest:	0.0801 secs
  Average:	0.1514 secs
  Requests/sec:	659.1560
  

ming900518

Rust Static File Serving Performance Test

測試參數

項目	設定
CPU	12th Gen Intel(R) Core(TM) i7-12700
Rust	rustc 1.68.0 (2c8cc3432 2023-03-06) stable-x86_64-unknown-linux-gnu
檔案大小	100 MiB
測試指令	hey -z 30s -c 100 http://localhost:1370/sendfile/testfile

ming900518

const fileExisted = await Result.safe(fsPromises.stat(targetDir));
if (fileExisted.isOk()) {
    fs.rmSync(targetDir, { recursive: true });
}

const mkdir = await Result.safe(
    fsPromises.mkdir(targetDir, { recursive: true }),
);
if (mkdir.isErr()) {