• Nov 19, 2022 •CodeCatch
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const unzipWith = (arr, fn) => arr .reduce( (acc, val) => (val.forEach((v, i) => acc[i].push(v)), acc), Array.from({ length: Math.max(...arr.map(x => x.length)) }).map(x => []) ) .map(val => fn(...val)); unzipWith( [ [1, 10, 100], [2, 20, 200], ], (...args) => args.reduce((acc, v) => acc + v, 0) ); // [3, 30, 300]
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// promisify(f, true) to get array of results function promisify(f, manyArgs = false) { return function (...args) { return new Promise((resolve, reject) => { function callback(err, ...results) { // our custom callback for f if (err) { reject(err); } else { // resolve with all callback results if manyArgs is specified resolve(manyArgs ? results : results[0]); } } args.push(callback); f.call(this, ...args); }); }; } // usage: f = promisify(f, true); f(...).then(arrayOfResults => ..., err => ...);
• Nov 18, 2022 •AustinLeath
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//use this with canvas file finder function NewTab(testing) { window.open(testing, "_blank"); } for(test in results) { var testing = 'https://unt.instructure.com/files/' + test + '/download'; NewTab(testing); }
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"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);
• May 17, 2021 •LeifMessinger
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//Upvotes comments according to a regex pattern. I tried it out on https://www.reddit.com/r/VALORANT/comments/ne74n4/please_admire_this_clip_precise_gunplay_btw/ //Known bugs: //If a comment was already upvoted, it gets downvoted //For some reason, it has around a 50-70% success rate. The case insensitive bit works, but I think some of the query selector stuff gets changed. Still, 50% is good let comments = document.getElementsByClassName("_3tw__eCCe7j-epNCKGXUKk"); //Comment class let commentsToUpvote = []; const regexToMatch = /wtf/gi; for(let comment of comments){ let text = comment.querySelector("._1qeIAgB0cPwnLhDF9XSiJM"); //Comment content class if(text == undefined){ continue; } text = text.textContent; if(regexToMatch.test(text)){ console.log(text); commentsToUpvote.push(comment); } } function upvote(comment){ console.log(comment.querySelector(".icon-upvote")); //Just showing you what it's doing comment.querySelector(".icon-upvote").click(); } function slowRecurse(){ let comment = commentsToUpvote.pop(); //It's gonna go bottom to top but whatever if(comment != undefined){ upvote(comment); setTimeout(slowRecurse,500); } } slowRecurse();
const gcd = (...arr) => { const _gcd = (x, y) => (!y ? x : gcd(y, x % y)); return [...arr].reduce((a, b) => _gcd(a, b)); }; gcd(8, 36); // 4 gcd(...[12, 8, 32]); // 4