Programming Quiz Channel

What will this code output? Spot the bug. Difficulty: Hard😤

for (var i = 0; i < 5; i++) {
    setTimeout(function() {
        console.log(i);
    }, 1000);
}

Spread Operator in Depth Ecmascript 2015 or ES6 is the sixth major edition of Ecmascript language specification standard. It bought significant changes to Javascript language.

What will this code output? Spot the bug. Difficulty: Hard😤

for (var i = 0; i < 5; i++) {
    setTimeout(function() {
        console.log(i);
    }, 1000);
}

for (var i = 0; i < 5; i++) { setTimeout(function() { console.log(i); }, 1000); }

#memes

Best colors for brands #colors

Find the error in the code. Difficulty: Easy😁

function add(a, b) {
  return a + b;
}

const result = add(5);  
console.log(result);

#tips

How can the code be modified to handle both successful and failed promises? Difficulty: Impossible😈

const promises = [
  Promise.resolve(1),
  Promise.reject(new Error('Error'))
];

Promise.all(promises)
  .then(results => console.log(results))
  .catch(error => console.error(error));

The developer gets angry at the tester for finding yet another bug.🤣

📝 CSS display: contents How can display: contents improve layout flexibility? This property makes elements "transparent" in the DOM, merging their children with the parent container without altering visual display. It helps eliminate unnecessary wrappers and simplifies styling, but be aware of accessibility issues with screen readers.