• Nov 19, 2022 •CodeCatch
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const countSubstrings = (str, searchValue) => { let count = 0, i = 0; while (true) { const r = str.indexOf(searchValue, i); if (r !== -1) [count, i] = [count + 1, r + 1]; else return count; } }; countSubstrings('tiktok tok tok tik tok tik', 'tik'); // 3 countSubstrings('tutut tut tut', 'tut'); // 4
const hammingDistance = (num1, num2) => ((num1 ^ num2).toString(2).match(/1/g) || '').length; hammingDistance(2, 3); // 1
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const insertionSort = arr => arr.reduce((acc, x) => { if (!acc.length) return [x]; acc.some((y, j) => { if (x <= y) { acc.splice(j, 0, x); return true; } if (x > y && j === acc.length - 1) { acc.splice(j + 1, 0, x); return true; } return false; }); return acc; }, []); insertionSort([6, 3, 4, 1]); // [1, 3, 4, 6]
• Apr 10, 2025 •hasnaoui1
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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) })
• Jan 25, 2023 •C S
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const ResponsiveCardImg = styled(Card.Img)` // For screens wider than 768px @media(min-width: 768px) { // Your responsive styles here. } // For screens smaller than 768px @media(max-width: 768px) { // Your responsive styles here. } ` export default function App() { return ( <MainContainer> <Container> <Card text='white' bg='dark' style={styles.mainCard}> <ResponsiveCardImg style={styles.cardImage} onClick={handleClick} src={apeImage} alt='Degenerate Ape Academy' /> <Card.Body> <Card.Title className='text-center' as='h2'> {apeId} </Card.Title> </Card.Body> </Card> </Container> </MainContainer> ); }
• Aug 2, 2025 •hasnaoui1
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console.log("xa")