How to correctly cleanup async side-effects in React when the component unmounts or updates.

What is the reason that Math.max() utility function when being called without arguments returns -Infinity.

How to correctly debounce and throttle callbacks in React using useCallback() and useMemo() hooks.

What are the differences between function declarations and function expressions in JavaScript.

How to enable and use ECMAScript 2015 modules in Node.js.

Solving a mystery of how parseInt() parses small float numbers in JavaScript.

What is a reduce operation and how to use array.reduce() method to perform the reduce operation on arrays.

How to merge arrays in JavaScript using spread operator, array.concat() and array.push().

How to manage global state in React using the minimalist but flexible Jotai library.

What is the difference between passing by value and passing by reference in JavaScript.