Independent Science + Technology

Author: 30 seconds of code

Generate while condition is met

Post date January 21, 2022
Post author By 30 seconds of code

Generate until condition is met

Post date January 21, 2022
Post author By 30 seconds of code

How do I compare two dates in JavaScript?

Post date January 16, 2022
Post author By 30 seconds of code

Copy to clipboard async

Post date January 11, 2022
Post author By 30 seconds of code

DNS Record Basics

Post date January 9, 2022
Post author By 30 seconds of code

Resolve promise after given amount of time

Post date January 8, 2022
Post author By 30 seconds of code

React usePortal hook

Post date January 5, 2022
Post author By 30 seconds of code

React useRequestAnimationFrame hook

Post date December 29, 2021
Post author By 30 seconds of code

React useOnGlobalEvent hook

Post date December 22, 2021
Post author By 30 seconds of code

What is a pure function?

Post date December 19, 2021
Post author By 30 seconds of code

React useDelayedState hook

Post date December 15, 2021
Post author By 30 seconds of code

How do I trim whitespace from a string in Python?

Post date December 13, 2021
Post author By 30 seconds of code

What is the only value not equal to itself in JavaScript?

Post date December 12, 2021
Post author By 30 seconds of code

React useOnWindowScroll hook

Post date December 8, 2021
Post author By 30 seconds of code

Is JavaScript pass-by-value or pass-by-reference?

Post date December 5, 2021
Post author By 30 seconds of code

React useOnWindowResize hook

Post date December 1, 2021
Post author By 30 seconds of code

What does ‘use strict’ do and what are some of the key benefits to using it?

Post date November 28, 2021
Post author By 30 seconds of code

React useMutationObserver hook

Post date November 23, 2021
Post author By 30 seconds of code

How does JavaScript’s prototypal inheritance differ from classical inheritance?

Post date November 21, 2021
Post author By 30 seconds of code

React useEffectOnce hook

Post date November 16, 2021
Post author By 30 seconds of code

What is the difference between synchronous and asynchronous code in JavaScript?

Post date November 14, 2021
Post author By 30 seconds of code

React useComponentDidUpdate hook

Post date November 9, 2021
Post author By 30 seconds of code

What is the difference between an expression and a statement in JavaScript?

Post date November 7, 2021
Post author By 30 seconds of code

React useMap hook

Post date November 6, 2021
Post author By 30 seconds of code

React useSet hook

Post date November 1, 2021
Post author By 30 seconds of code

What is the difference between prefix and postfix operators?

Post date October 31, 2021
Post author By 30 seconds of code

React useGetSet hook

Post date October 27, 2021
Post author By 30 seconds of code

What are promises in JavaScript? In which states can a promise be?

Post date October 24, 2021
Post author By 30 seconds of code

React useDefault hook

Post date October 23, 2021
Post author By 30 seconds of code

React useWindowSize hook

Post date October 18, 2021
Post author By 30 seconds of code

What are the differences between arrow functions and regular functions in JavaScript?

Post date October 17, 2021
Post author By 30 seconds of code

React useSearchParam hook

Post date October 13, 2021
Post author By 30 seconds of code

Are JavaScript strings immutable?

Post date October 10, 2021
Post author By 30 seconds of code

React useScript hook

Post date October 8, 2021
Post author By 30 seconds of code

React useHover hook

Post date October 5, 2021
Post author By 30 seconds of code

What is a callback function?

Post date October 3, 2021
Post author By 30 seconds of code

React useHash hook

Post date October 2, 2021
Post author By 30 seconds of code

React useError hook

Post date September 30, 2021
Post author By 30 seconds of code

React useIsomporphicEffect hook

Post date September 29, 2021
Post author By 30 seconds of code

React useTitle hook

Post date September 27, 2021
Post author By 30 seconds of code

How do I compare two objects in JavaScript?

Post date September 26, 2021
Post author By 30 seconds of code

React useMergeState hook

Post date September 23, 2021
Post author By 30 seconds of code

What are the differences between var, let and const in JavaScript?

Post date September 19, 2021
Post author By 30 seconds of code

React useForm hook

Post date September 17, 2021
Post author By 30 seconds of code

React useSessionStorage hook

Post date September 15, 2021
Post author By 30 seconds of code

React useLocalStorage hook

Post date September 13, 2021
Post author By 30 seconds of code

What are truthy and falsy values in JavaScript?

Post date September 12, 2021
Post author By 30 seconds of code

React useIntersectionObserver hook

Post date September 10, 2021
Post author By 30 seconds of code

React useKeyPress hook

Post date September 7, 2021
Post author By 30 seconds of code

Native JavaScript Data Structures

Post date September 5, 2021
Post author By 30 seconds of code

React useBodyScrollLock hook

Post date September 2, 2021
Post author By 30 seconds of code

React useEventListener hook

Post date September 1, 2021
Post author By 30 seconds of code

JavaScript Data Structures – Binary Search Tree

Post date August 31, 2021
Post author By 30 seconds of code

JavaScript Data Structures – Binary Tree

Post date August 26, 2021
Post author By 30 seconds of code

JavaScript Data Structures – Tree

Post date August 22, 2021
Post author By 30 seconds of code

JavaScript Data Structures – Graph

Post date August 17, 2021
Post author By 30 seconds of code

JavaScript Data Structures – Doubly Linked List

Post date August 12, 2021
Post author By 30 seconds of code

JavaScript Data Structures – Linked List

Post date August 8, 2021
Post author By 30 seconds of code

JavaScript Data Structures – Stack

Post date August 3, 2021
Post author By 30 seconds of code

JavaScript Data Structures – Queue

Post date July 29, 2021
Post author By 30 seconds of code

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