How to solve the Leetcode 1657. Determine if Two Strings Are Close problem in JavaScript
Use a hash map to compare the letters and their frequencies
Dec 2, 20226 min read645
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Articles tagged with #javascript
How to add Google maps and markers to a React site
To get started with Google maps, don't use the official Google documentation and NPM package. It's more difficult to use and the documentation is not great. The 3rd party google map react NPM package has 281,893 weekly downloads, whereas the NPM pack...
Nov 12, 20222 min read589
How to make a star rating display in React that's better than the one on yelp.com
Display average star rating to a precise degree with JavaScript's linear gradient background
Oct 10, 20226 min read3.1K
A quick guide to cell phone vibration with JavaScript
The navigator.vibrate() interface will crash iPhones, so only use it after checking if the user's device supports it
Sep 25, 20223 min read9.6K
How to compare arrays in JavaScript
array1 === array2 ? To compare arrays in JavaScript, don't assume you can check whether the contents of two JavaScript arrays are the same with === or == (the strict equality or equality operators). You can't. const array1 = [1, 2, 3]; const array2 =...
Sep 3, 20223 min read258
How to create a parallax scroll effect using vanilla JavaScript and CSS
Depth and interactivity Well done parallax scrolling effects can add incredible depth and interactivity to a web page. This simple example uses a fixed background image. The site content is stacked on top and scrolling over it, while transparent <div...
Aug 14, 20222 min read781