uz
Feedback
JavaScript

JavaScript

Kanalga Telegram’da o‘tish

A resourceful newsletter featuring the latest and most important news, articles, books and updates in the world of #javascript 🚀 Don't miss our Quizzes! Let's chat: @nairihar

Ko'proq ko'rsatish

📈 Telegram kanali JavaScript analitikasi

JavaScript (@javascript) Ingliz til segmentidagi kanali faol ishtirokchi. Hozirda hamjamiyat 31 442 obunachidan iborat bo'lib, Texnologiyalar & Aralashmalar toifasida 4 383-o'rinni va Hindiston mintaqasida 13 548-o'rinni egallagan.

📊 Auditoriya ko‘rsatkichlari va dinamika

невідомо sanasidan buyon loyiha tez o‘sib, 31 442 obunachiga ega bo‘ldi.

14 Iyun, 2026 dagi oxirgi ma’lumotlarga ko‘ra kanal barqaror faollikka ega. Oxirgi 30 kunda obunachilar soni -198 ga, so‘nggi 24 soatda esa -14 ga o‘zgardi va umumiy qamrov yuqori darajada qolmoqda.

  • Tasdiqlash holati: Tasdiqlanmagan
  • Jalb etish (ER): Auditoriya o‘rtacha 6.27% darajada jalb etiladi. Nashrdan keyingi dastlabki 24 soatda kontent odatda umumiy obunachilar sonining 2.55% ini tashkil etuvchi reaksiyalarni to‘playdi.
  • Post qamrovi: Har bir post o‘rtacha 1 972 marta ko‘riladi; birinchi sutkada odatda 800 ta ko‘rish yig‘iladi.
  • Reaksiyalar va o‘zaro ta’sir: Auditoriya faol: har bir postga o‘rtacha 7 ta reaksiya keladi.
  • Tematik yo‘nalishlar: Kontent javascript, console.log(gen.next().value, processdata, remix, acc kabi asosiy mavzularga jamlangan.

📝 Tavsif va kontent siyosati

Muallif resursni shaxsiy fikrni ifoda etish maydoni sifatida ta’riflaydi:
A resourceful newsletter featuring the latest and most important news, articles, books and updates in the world of #javascript 🚀 Don't miss our Quizzes! Let's chat: @nairihar

Yuqori yangilanish chastotasi (oxirgi ma’lumot 15 Iyun, 2026 da olingan) sababli kanal doimo dolzarb va katta qamrovli bo‘lib qoladi. Analitika auditoriya kontent bilan faol hamkorlik qilishini, uni Texnologiyalar & Aralashmalar toifasidagi muhim ta’sir nuqtasiga aylantirishini ko‘rsatadi.

31 442
Obunachilar
-1424 soatlar
-527 kunlar
-19830 kunlar
Postlar arxiv
CHALLENGE
const obj = {
  name: 'Taylor',
  greet() {
    return `Hello, ${this.name}!`;
  },
  delayedGreet() {
    setTimeout(function() {
      console.log(this.greet());
    }, 100);
  }
};

obj.delayedGreet();

What is the output?
Anonymous voting

CHALLENGE
function* rangeGenerator(start, end, step = 1) {
  let current = start;
  while (current <= end) {
    yield current;
    current += step;
  }
}

const numbers = rangeGenerator(1, 10, 2);

numbers.next();
numbers.next();

const values = [...numbers];
console.log(values);

What is the output?
Anonymous voting

CHALLENGE
function outer() {
  console.log(innerVar);
  console.log(typeof innerFunc);
  
  var innerVar = 42;
  
  function innerFunc() {
    return innerVar;
  }
  
  let anotherVar = 100;
  console.log(typeof anotherVar);
}

outer();

🤩 Bruno: An IDE for Exploring and Testing HTTP APIs An open source (though a commercial version is available) Node and Elect
🤩 Bruno: An IDE for Exploring and Testing HTTP APIs An open source (though a commercial version is available) Node and Electron-based desktop app for crafting and testing HTTP requests, complex and simple. Think of it as a lightweight alternative to something like Postman. Anoop M D, Anusree P S and Contributors

What is the output?
Anonymous voting

CHALLENGE
async function fetchData() {
  return 'Data loaded';
}

async function processData() {
  console.log('Starting...');
  try {
    const result = fetchData();
    console.log(result);
    console.log(await result);
    return 'Processing complete';
  } catch (error) {
    return 'Error occurred';
  } finally {
    console.log('Cleanup');
  }
}

processData().then(result => console.log(result));

✌️ jsonrepair: Repair Invalid JSON Documents This has lots of possible use cases, including dealing with weird JSON coming ba
✌️ jsonrepair: Repair Invalid JSON Documents This has lots of possible use cases, including dealing with weird JSON coming back from LLMs or non-compliant JSON spat out by poorly built software. You can use it from Node, as a CLI tool, or try a basic version online. Jos de Jong

What is the output?
Anonymous voting

CHALLENGE
const cache = new WeakMap();

function expensiveOperation(obj) {
  if (cache.has(obj)) {
    console.log('Cache hit!');
    return cache.get(obj);
  }
  
  console.log('Computing result...');
  const result = obj.value * 2;
  cache.set(obj, result);
  return result;
}

const user = { value: 42 };
expensiveOperation(user);
expensiveOperation(user);
expensiveOperation({ value: 42 });

What is the output?
Anonymous voting

CHALLENGE
function processUserData(data) {
  try {
    if (!data) {
      throw new Error('No data provided');
    }
    
    if (!data.name) {
      throw new TypeError('Name is required');
    }
    
    return { success: true, user: data.name };
  } catch (err) {
    if (err instanceof TypeError) {
      return { success: false, reason: 'validation-failed' };
    }
    return { success: false, reason: 'unknown-error' };
  }
}

console.log(processUserData({}));

😆
😆

What is the output?
Anonymous voting

CHALLENGE
function createCounter() {
  let count = 0;
  
  function increment() {
    count++;
    return count;
  }
  
  function decrement() {
    count--;
    return count;
  }
  
  return { increment, decrement, reset: () => count = 0 };
}

const counter = createCounter();
counter.increment();
counter.increment();
counter.decrement();

const { increment, reset } = counter;
increment();
reset();
increment();

console.log(counter.increment());

👍 Milkdown: A Plugin-Driven WYSIWYG Markdown Editor Framework A WYSIWYG Markdown editor framework based around a plugin syst
👍 Milkdown: A Plugin-Driven WYSIWYG Markdown Editor Framework A WYSIWYG Markdown editor framework based around a plugin system that enables a significant level of customization. The docs are rendered by Milkdown itself and there’s a neat ‘playground’ experience to try as well. GitHub repo. Mirone

What is the output?
Anonymous voting

CHALLENGE
const map = new WeakMap();

let obj1 = { name: 'user1' };
let obj2 = { name: 'user2' };

map.set(obj1, 'data for user1');
map.set(obj2, 'data for user2');

console.log(map.has(obj1));
obj1 = null;

// After garbage collection runs
console.log(map.has(obj1));
console.log(map.get(obj2));

🤔 How to Build Your Own Color Search Engine A straightforward, practical look at bringing together several technologies and
🤔 How to Build Your Own Color Search Engine A straightforward, practical look at bringing together several technologies and skills to create an AI powered color suggestion tool (which you can try here – results may vary, as seen above). The techniques covered can be used for many different practical ends. Lúí Smyth