• Apr 10, 2025 •hasnaoui1
0 likes • 11 views
const express = require('express') const mongoose = require('mongoose') const cors = require('cors') const dotenv = require('dotenv') const server = express() dotenv.config() server.use(express.json()) server.get('/' , (req , res)=>{ res.send('Hello') }) //4.lancement du serveur server.listen(process.env.PORT , ()=>{ console.log('server run on http://localhost:'+process.env.PORT) })
• Nov 18, 2022 •AustinLeath
0 likes • 2 views
import Head from 'next/head' import Image from 'next/image' import styles from '../styles/Home.module.css' const { exec } = require("child_process"); exec("sensors|grep "high"|grep "Core"|cut -d "+" -f2|cut -d "." -f1|sort -nr|sed -n 1p", (error, stdout, stderr) => { if (error) { console.log(`error: ${error.message}`); return; } if (stderr) { console.log(`stderr: ${stderr}`); return; } console.log(`stdout: ${stdout}`); }); export default function Home() { return ( <div className={styles.container}> <Head> <title>Create Next App</title> <meta name="description" content="Generated by create next app" /> <link rel="icon" href="/favicon.ico" /> </Head> <main className={styles.main}> <h1 className={styles.title}> Welcome to <a href="https://nextjs.org">Next.js!</a> </h1> <p className={styles.description}> Get started by editing{' '} <code className={styles.code}>pages/index.js</code> </p> <div className={styles.grid}> <a href="https://nextjs.org/docs" className={styles.card}> <h2>Documentation →</h2> <p>Find in-depth information about Next.js features and API.</p> </a> <a href="https://nextjs.org/learn" className={styles.card}> <h2>Learn →</h2> <p>Learn about Next.js in an interactive course with quizzes!</p> </a> <a href="https://github.com/vercel/next.js/tree/canary/examples" className={styles.card} > <h2>Examples →</h2> <p>Discover and deploy boilerplate example Next.js projects.</p> </a> <a href="https://vercel.com/new?utm_source=create-next-app&utm_medium=default-template&utm_campaign=create-next-app" className={styles.card} > <h2>Deploy →</h2> <p> Instantly deploy your Next.js site to a public URL with Vercel. </p> </a> </div> </main> <footer className={styles.footer}> <a href="https://vercel.com?utm_source=create-next-app&utm_medium=default-template&utm_campaign=create-next-app" target="_blank" rel="noopener noreferrer" > Powered by{' '} <span className={styles.logo}> <Image src="/vercel.svg" alt="Vercel Logo" width={72} height={16} /> </span> </a> </footer> </div> ) }
• Nov 19, 2022 •CodeCatch
class LinkedList { constructor() { this.nodes = []; } get size() { return this.nodes.length; } get head() { return this.size ? this.nodes[0] : null; } get tail() { return this.size ? this.nodes[this.size - 1] : null; } insertAt(index, value) { const previousNode = this.nodes[index - 1] || null; const nextNode = this.nodes[index] || null; const node = { value, next: nextNode }; if (previousNode) previousNode.next = node; this.nodes.splice(index, 0, node); } insertFirst(value) { this.insertAt(0, value); } insertLast(value) { this.insertAt(this.size, value); } getAt(index) { return this.nodes[index]; } removeAt(index) { const previousNode = this.nodes[index - 1]; const nextNode = this.nodes[index + 1] || null; if (previousNode) previousNode.next = nextNode; return this.nodes.splice(index, 1); } clear() { this.nodes = []; } reverse() { this.nodes = this.nodes.reduce( (acc, { value }) => [{ value, next: acc[0] || null }, ...acc], [] ); } *[Symbol.iterator]() { yield* this.nodes; } } const list = new LinkedList(); list.insertFirst(1); list.insertFirst(2); list.insertFirst(3); list.insertLast(4); list.insertAt(3, 5); list.size; // 5 list.head.value; // 3 list.head.next.value; // 2 list.tail.value; // 4 [...list.map(e => e.value)]; // [3, 2, 1, 5, 4] list.removeAt(1); // 2 list.getAt(1).value; // 1 list.head.next.value; // 1 [...list.map(e => e.value)]; // [3, 1, 5, 4] list.reverse(); [...list.map(e => e.value)]; // [4, 5, 1, 3] list.clear(); list.size; // 0
• Jan 26, 2023 •AustinLeath
0 likes • 6 views
function printHeap(heap, index, level) { if (index >= heap.length) { return; } console.log(" ".repeat(level) + heap[index]); printHeap(heap, 2 * index + 1, level + 1); printHeap(heap, 2 * index + 2, level + 1); } //You can call this function by passing in the heap array and the index of the root node, which is typically 0, and level = 0. let heap = [3, 8, 7, 15, 17, 30, 35, 2, 4, 5, 9]; printHeap(heap,0,0)
0 likes • 0 views
function Clock(props) { return ( <div> <h1>Hello, world!</h1> <h2>It is {props.date.toLocaleTimeString()}.</h2> </div> ); } function tick() { ReactDOM.render( <Clock date={new Date()} />, document.getElementById('root') ); } setInterval(tick, 1000);
• Sep 13, 2023 •C S
/** * @param {number[]} nums * @param {number} target * @return {number[]} */ var twoSum = function(nums, target) { for(let i = 0; i < nums.length; i++) { for(let j = 0; j < nums.length; j++) { if(nums[i] + nums[j] === target && i !== j) { return [i, j] } } } };