Find errors in the code.
Difficulty: Average🤨

class Rectangle {
    constructor(width, height) {
        this.width = width;
        this.height = height;
    }

    getArea() {
        return width * height;
    }
}

const rect = new Rectangle(5, 10);
console.log("Area:", rect.getArea());

#html #input #cheatsheet

Find the error in the code.
Difficulty: Easy😁

function greet(name) {
  console.log("Hello, " + name);
}

greet();

#css #timing #tips

HTML Tip💡

You can add dark mode to your website with just one line of code.

#html #tips

Find the error in the code.
Difficulty: Average🤨

def divide_numbers(a, b):
    return a / b

result = divide_numbers(10, 0) 
print(f"The result is: {result}")

#html #tips

Find the error in the code.
Difficulty: Hard😤

function processArray(arr) {
    let result = [];
    
    arr.forEach(item => {
        if (item != '') { 
            result.push(item);
        } else if (typeof item === 'number') { 
            result.push(item * 2);
        }
    });

    return result;
}

let data = [1, '', 2, 3, '', 5, null, undefined, 'hello'];

console.log(processArray(data));