• Jan 25, 2023 •C S
0 likes • 25 views
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> ); }
• Feb 5, 2021 •LeifMessinger
0 likes • 2 views
class Timer{ start(){ this.startTime = Date.now(); } stop(){ const dt = Date.now() - this.startTime; console.log(dt); return dt; } getExecTime(fun, asynchronous){ return asynchronous ? this.getAsyncExecTime(fun) : this.getSyncExecTime(fun); } getSyncExecTime(fun){ this.start(); fun(); return this.stop(); } async getAsyncExecTime(fun){ this.start(); await fun(); return this.stop(); } static average(fun, numTimes, asynchronous = false){ const times = []; const promises = []; let timer = new Timer(); if(asynchronous){ for(let i = 0; i < numTimes; i++){ timer.getAsyncExecTime(fun); } }else{ for(let i = 0; i < numTimes; i++){ timer.getSyncExecTime(fun); } } return (times => times.reduce(((sum, acc) => sume + acc), 0) / times.length); } static async timeAsync(fun, numTimes){ if(numTimes <= 1) return new Timer().getAsyncExecTime(fun); const promises = []; let timer = new Timer(true); for(let i = 0; i < numTimes; i++){ promises.push(fun().catch((e)=>{})); } try{ await Promise.all(promises).catch((e)=>{}); }catch(e){ //do absolutely nothing } return timer.stop(); } constructor(start = false){ if(start) this.start(); } }
• Oct 15, 2022 •CodeCatch
3 likes • 4 views
const MongoClient = require('mongodb').MongoClient; const assert = require('assert'); // Connection URL const url = 'mongodb://localhost:27017'; // Database Name const dbName = 'myproject'; // Use connect method to connect to the server MongoClient.connect(url, function(err, client) { assert.equal(null, err); console.log("Connected successfully to server"); const db = client.db(dbName); client.close(); });
• Mar 11, 2021 •C S
0 likes • 3 views
import { configureStore } from "@reduxjs/toolkit"; import { combineReducers } from "redux"; import profile from "./profile"; import auth from "./auth"; import alert from "./alert"; const reducer = combineReducers({ profile, auth, alert, }); const store = configureStore({ reducer }); export default store;
• Nov 19, 2022 •CodeCatch
const arithmeticProgression = (n, lim) => Array.from({ length: Math.ceil(lim / n) }, (_, i) => (i + 1) * n ); arithmeticProgression(5, 25); // [5, 10, 15, 20, 25]
1 like • 21 views
export const Main = () => { const [title, setTitle] = useState(''); return ( <ChildComponent title={title} onChange={e => setTitle(e.target.value)} /> ); }; export const ChildComponent = ({ title, onChange }) => { return ( <Box component="form" onSubmit={() => {}} noValidate mt={5}> <TextField fullWidth id="title" label="Title" name="title" autoComplete="title" autoFocus color="primary" variant="filled" InputLabelProps={{ shrink: true }} value={title} onChange={onChange} /> </Box> ); };