<ul><li>JavaScript has its pitfalls that developers often encounter while working with it.</li><li>Avoid using var for variable declarations due to its function or global scope; opt for let and const instead.</li><li>When assigning object or array to new variables, be cautious of mutating the original variable; use the spread operator for this purpose.</li><li>To handle the confusion around 'this' in JavaScript, prefer using arrow functions as they use this from the place where they were written.</li><li>Use === (strict equality) over == for comparing values in JavaScript to avoid type coercion.</li><li>Combat callback hell by utilizing promises and async/await to make asynchronous code more readable and maintainable.</li></ul>

5 Common JavaScript mistakes and how to avoid them

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