JavaScript
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
Mostrar más📈 Análisis del canal de Telegram JavaScript
El canal JavaScript (@javascript) en el segmento lingüístico de Inglés es un actor destacado. Actualmente la comunidad reúne a 31 291 suscriptores, ocupando la posición 4 213 en la categoría Tecnologías y Aplicaciones y el puesto 13 196 en la región India.
📊 Métricas de audiencia y dinámica
Desde su creación el невідомо, el proyecto ha mostrado un crecimiento acelerado, reuniendo a 31 291 suscriptores.
Según los últimos datos del 01 agosto, 2026, el canal mantiene una actividad estable. En los últimos 30 días la variación de miembros fue de -27, y en las últimas 24 horas de -9, conservando un alto alcance.
- Estado de verificación: No verificado
- Tasa de interacción (ER): El promedio de interacción de la audiencia es 6.82%. Durante las primeras 24 horas tras publicar, el contenido suele obtener 2.48% de reacciones respecto al total de suscriptores.
- Alcance de las publicaciones: Cada publicación recibe en promedio 2 133 visualizaciones. En el primer día suele acumular 775 visualizaciones.
- Reacciones e interacción: La audiencia responde de forma activa: el promedio de reacciones por publicación es 6.
- Intereses temáticos: El contenido se centra en temas clave como javascript, console.log(gen.next().value, processdata, remix, acc.
📝 Descripción y política de contenido
El autor describe el recurso como un espacio para expresar opiniones subjetivas:
“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”
Gracias a la alta frecuencia de actualizaciones (últimos datos recibidos el 02 agosto, 2026), el canal mantiene la vigencia y un amplio alcance. La analítica demuestra que la audiencia interactúa activamente con el contenido, lo que lo convierte en un punto de referencia dentro de la categoría Tecnologías y Aplicaciones.
Carga de datos en curso...
| Fecha | Crecimiento de Suscriptores | Menciones | Canales | |
| 02 agosto | +8 | |||
| 01 agosto | +23 |
| 2 | What is the output? | 714 |
| 3 | CHALLENGE
function* inner() {
yield 1;
yield 2;
return 10;
}
function* outer() {
const result = yield* inner();
yield result;
yield 3;
}
const gen = outer();
const a = gen.next().value;
const b = gen.next().value;
const c = gen.next().value;
const d = gen.next().value;
console.log(a, b, c, d); | 697 |
| 4 | ⛽️ The Secure Way to Release an npm Package in 2026
A practical guide to publishing npm packages more safely in 2026, written by someone who's released several popular packages (like postcss and nanoid). As well as showing how to use things like staged publishing and trusted publishing, he explains why and the security benefits of doing so.
Andrey Sitnik | 906 |
| 5 | What is the output? | 1 049 |
| 6 | CHALLENGE
class Base {
static count = 0;
static #secret;
static {
Base.#secret = 10;
Base.count += 1;
}
static getSecret() {
return Base.#secret;
}
}
class Derived extends Base {
static {
Base.count += 100;
}
}
console.log(Base.count, Derived.count, Base.getSecret()); | 968 |
| 7 | What is the output? | 1 136 |
| 8 | CHALLENGE
function Animal(name) {
this.name = name;
}
Animal.prototype.speak = function () {
return `${this.name} makes a sound`;
};
function Dog(name) {
Animal.call(this, name);
}
Dog.prototype = Object.create(Animal.prototype);
Dog.prototype.constructor = Dog;
Dog.prototype.speak = function () {
return `${Animal.prototype.speak.call(this)} (bark)`;
};
const d = new Dog('Rex');
console.log(
d.speak(),
d instanceof Animal,
d.constructor === Dog,
Object.getPrototypeOf(d) === Dog.prototype
);
export {}; | 1 115 |
| 9 | What is the output? | 1 286 |
| 10 | CHALLENGE
const source = {
_val: 1,
get val() { return this._val; }
};
const copy1 = Object.assign({}, source);
source._val = 100;
const copy2 = { ...source };
copy1._val = 999;
console.log(copy1.val, copy2.val, source.val, copy1._val); | 1 292 |
| 11 | What is the output? | 1 552 |
| 12 | CHALLENGE
const arr = [1, [2, 3], [4, [5, 6]], 7];
const a = arr.flat();
const b = arr.flat(2);
const c = arr.flatMap(x => Array.isArray(x) ? x : [x, x]);
const d = [1, 2, 3].flatMap(x => [[x]]);
console.log(JSON.stringify([a, b, c, d])); | 1 392 |
| 13 | What is the output? | 1 733 |
| 14 | CHALLENGE
const primArr = [1, 2, 3];
const copyArr = [...primArr];
copyArr[0] = 99;
const objArr = [{ x: 1 }, { x: 2 }];
const copyObjArr = [...objArr];
copyObjArr[0].x = 99;
console.log(primArr[0], copyArr[0], objArr[0].x, copyObjArr[0].x); | 1 648 |
| 15 | 🙂 Follow a Single HTTP Request Through Its ~200ms Life
From the creator of NodeBook, a thorough guide to Node's internals, comes a scroll-driven visualization following every step a single HTTP POST request takes from the user's click to Node's event loop and on to a database behind it.
Ishtmeet Singh | 1 891 |
| 16 | What is the output? | 1 705 |
| 17 | CHALLENGE
class Timer {
constructor() { this.seconds = 0; }
start() {
this.tick = () => { this.seconds++; return this.seconds; };
return this.tick;
}
}
const t = new Timer();
const tick = t.start();
const obj = { seconds: 100, tick };
console.log(tick(), obj.tick(), t.seconds); | 1 685 |
| 18 | 😲 LiteParse 2: Fast, Light PDF Document Parsing
A PDF parser built in Rust with bindings for Node (plus WASM, Rust, and Python) — it worked great in my testing. It includes OCR, handles layouts/is spatially aware, and is fast (a complex 140-page PDF took ~10 seconds). Here's how to get started from Node.
LlamaIndex | 1 836 |
| 19 | 😮 How a Fake Interview's Coding Challenge Steals Credentials
A dissection of a North Korean campaign that hides malware inside SVG images in a fake job interview's JavaScript 'coding challenge'. The targeting of job-seeking devs is on the increase, as Roman Imankulov recently discovered first-hand.
Daniel Stepanic (Elastic) | 1 947 |
| 20 | Famously, the only thing Java gave JavaScript was the first four letters of its name. That goes unmentioned in 😉 this new documentary about Java (74 minutes), but I enjoyed learning Java's story anyway. It's from the same folks as the fantastic Vite, Angular, and Node.js documentaries. | 2 167 |
