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bucket sort

Nov 19, 2022CodeCatch
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More JavaScript Posts

Responsive Bootstrap Card.Img

Jan 25, 2023C S

0 likes • 21 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>
);
}

server js

Apr 10, 2025hasnaoui1

0 likes • 4 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)
})

Send mail with nodemailer

Nov 18, 2022AustinLeath

0 likes • 4 views

"use strict";
const nodemailer = require("nodemailer");
// async..await is not allowed in global scope, must use a wrapper
async function main() {
// Generate test SMTP service account from ethereal.email
// Only needed if you don't have a real mail account for testing
let testAccount = await nodemailer.createTestAccount();
// create reusable transporter object using the default SMTP transport
let transporter = nodemailer.createTransport({
host: "smtp.ethereal.email",
port: 587,
secure: false, // true for 465, false for other ports
auth: {
user: testAccount.user, // generated ethereal user
pass: testAccount.pass, // generated ethereal password
},
});
// send mail with defined transport object
let info = await transporter.sendMail({
from: '"Fred Foo 👻" <[email protected]>', // sender address
to: "[email protected], [email protected]", // list of receivers
subject: "Hello ✔", // Subject line
text: "Hello world?", // plain text body
html: "<b>Hello world?</b>", // html body
});
console.log("Message sent: %s", info.messageId);
// Message sent: <[email protected]>
// Preview only available when sending through an Ethereal account
console.log("Preview URL: %s", nodemailer.getTestMessageUrl(info));
// Preview URL: https://ethereal.email/message/WaQKMgKddxQDoou...
}
main().catch(console.error);

heap sort

Nov 19, 2022CodeCatch

0 likes • 0 views

const heapsort = arr => {
const a = [...arr];
let l = a.length;
const heapify = (a, i) => {
const left = 2 * i + 1;
const right = 2 * i + 2;
let max = i;
if (left < l && a[left] > a[max]) max = left;
if (right < l && a[right] > a[max]) max = right;
if (max !== i) {
[a[max], a[i]] = [a[i], a[max]];
heapify(a, max);
}
};
for (let i = Math.floor(l / 2); i >= 0; i -= 1) heapify(a, i);
for (i = a.length - 1; i > 0; i--) {
[a[0], a[i]] = [a[i], a[0]];
l--;
heapify(a, 0);
}
return a;
};
heapsort([6, 3, 4, 1]); // [1, 3, 4, 6]

Flatten an array

Nov 19, 2022CodeCatch

0 likes • 3 views

const flat = arr => [].concat.apply([], arr.map(a => Array.isArray(a) ? flat(a) : a));
// Or
const flat = arr => arr.reduce((a, b) => Array.isArray(b) ? [...a, ...flat(b)] : [...a, b], []);
// Or
// See the browser compatibility at https://caniuse.com/#feat=array-flat
const flat = arr => arr.flat();
// Example
flat(['cat', ['lion', 'tiger']]); // ['cat', 'lion', 'tiger']

LeetCode Contains Duplicate

Sep 13, 2023C S

0 likes • 2 views

/**
* @param {number[]} nums
* @return {boolean}
*/
var containsDuplicate = function(nums) {
return new Set(nums).size !== nums.length
};