File::create 打开文件 File 进行写入,File::open 则进行读取,代码如下: use std::fs::File; use std::io::{Write, BufReader, BufRead, Error}; fn main() -> Result<(), Error> { let path = "lines.txt"; let mut output = File::create(path)?; write!(output, "out")?; let input =...
web::scope("/").route("/", web::get().to(index)),)}).bind(("127.0.0.1", 8080))?.run().await } 路由 使用Web框架的第一步就是撰写路由，Actix Web当然也是如此。大多数actix_web::Responder返回特征可以路由。例如“Hello Chongchong”示例中的：#[get("/")]async fn index() -> impl...
letfilename="/var/log/wtmp";// 替换为实际的utmp文件路径 utmp_open(filename); whileletSome(record) =utmp_next() { letuser=unsafe{ std::ffi::CStr::from_ptr(record.ut_user.as_ptr()) }; println!("User: {}", user.to_str().unwrap()); } utmp_close(); } who0 usestd::fs::F...
Error};use once_cell::sync::Lazy;use swc::{config::{ErrorFormat,JsMinifyOptions,Options,ParseOptions,SourceMapsConfig},try_with_handler,Compiler,};use swc_common::{comments::Comments,FileName,FilePathMapping,SourceMap};use swc_ecmascript::ast::{EsVersion,Program};// 引入...
constHtmlWebpackPlugin=require('html-webpack-plugin');constpath =require('path');module.exports= {entry:'./page/index.jsx',output: {path: path.resolve(__dirname,'dist'),filename:'bundle.[hash].js', },devServer: {compress:true,port:8080,hot:true,static:'./dist',historyApiFallback:tr...
Router::with_path("/user/<id>").get(query_order_in_user)复制代码 POST请求 先定义UserInfo结构体用来接收数据 #[derive(Debug, Serialize, Deserialize, Extractible)]#[extract(default_source(from = "body", format = "json"))]struct UserInfo {pub account: String,pub password: String,}复制代码 ...
("image/{}",ext_name);letmut headers=HeaderMap::new();headers.insert(HeaderName::from_static("content-type"),HeaderValue::from_str(&content_type).unwrap(),);letfile_name=format!("{}/{}",SAVE_FILE_BASE_PATH,id);(headers,read(&file_name).unwrap())}/**...
(map_name,events))=loaded.events.next().await{ifmap_name=="OPEN_PATHS"{foreventinevents{letopen_path=unsafe{ptr::read(event.as_ptr()as*constOpenPath)};unsafe{letcfilename=CStr::from_ptr(open_path.filename.as_ptr()as*const_);println!("{}",cfilename.to_string_lossy());};}}}fn...
实际是PATH环境在~/.zshrc rust更新很频繁,更新 rustup update To uninstall Rust andrustup, run the following uninstall script from your shell: $ rustup self uninstall Cargo: the Rust build tool and package manager When you install Rustup you’ll also get the latest stable version of the Rust...
一个项目初始化,总是有几个元素是必不可少的、框架、日志、配置文件等等基本元素。今天我们主要介绍下怎么获取配置并在全局使用更多好文。vx. golang技术实...