🙋‍♂️ Fix permissions troubles ✌️

Host: Xubuntu 23.10 (mantic)

# id
uid=1000(roman) gid=1000(roman) ...

Dockerfile:

FROM node:21.6.2-bookworm

RUN apt-get update && apt-get install sudo
RUN echo "node:root" | chpasswd && usermod -aG sudo node

USER node

#docker #node #chmod

➡️ Start Explore Backend

💎 Sponsored

❓ CHALLENGE

const string = "hello world";
const result = string.split("").filter((char, index) => index % 2 === 0).join("");
console.log(result);

🌪 So You Think You Know Git..

GitHub co-founder Scott Chacon gave a spirited talk at FOSDEM 2024 digging into many interesting parts of git, as well as a few GitHub bits. If you’d prefer to read rather than watch, he has some blog posts covering it all too.

SCOTT CHACON

❓ CHALLENGE

const string = "abacabadabacaba";
const result = string.split("").reduce((acc, val) => {
  acc[val] = (acc[val] || 0) + 1;
  return acc;
}, {});
console.log(result);

✌️ Union, Intersection, Difference, and More Coming to JavaScript Sets

Set was introduced back in ECMAScript 2015 (a.k.a. ES6) but only had some basic methods built-in. Phil looks at what sets can do and what new features are on the way.

PHIL NASH

❓ CHALLENGE

const string = "abacabadabacaba";
const result = string.split("a").length - 1;
console.log(result);

🟣🖐 ModularAdmin: Free Bootstrap 4 Dashboard Theme
HTML version

ModularAdmin is an open source dashboard theme built in a modular way. That makes it easy to scale, modify and maintain.

modularcode

❓ CHALLENGE

const product = {
  name: "Laptop",
  price: 1000,
  discount: function(percentage) {
    return this.price * (percentage / 100);
  }
};
const result = product.discount(10);
console.log(result);

Nice 🔥

Union, intersection, difference, and more are coming to JavaScript Sets

❓ CHALLENGE

const x = [1, 2, 3];
const y = x;
y.push(4);
console.log(x);

💻 JSR first impressions

JSR is a new package repository being introduced by the team at Deno that aims to solve many problems in the Javascript eco-system. I was invited to take part in very early access to it and want to share my impressions.

Kitson P. Kelly

❓ CHALLENGE

let i = 0;
for (; i < 5; i++) {
  setTimeout(() => console.log(i), 0);
}

📣 The React Team Shares What It's Been Working On

Work on React Compiler has progressed with it now powering Instagram’s prod site ('React 19 Will Be Compiled' goes into depth on what the compiler means for most React devs). We also learn React 19 is on the way and will include breaking changes to support things like Web Components.

THE REACT.JS CORE TEAM

❓ CHALLENGE

const num = 8;
const obj = {
  num: 10,
  inner: {
    num: 6,
    getNum: function() {
      return this.num;
    }
  }
};
console.log(obj.inner.getNum());
const getNum = obj.inner.getNum;
console.log(getNum());