What Actually is a String in JavaScript?
Posted August 4, 2020
Strictly saying, a string in JavaScript is a sequence of UTF-16 code units.
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3 Ways to Shallow Clone Objects in JavaScript (w/ bonuses)
Posted July 28, 2020
In this post, you’ll find 3 ways to perform shallow clone (aka copy) of objects in JavaScript.
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Checking if an Array Contains a Value in JavaScript
Posted July 21, 2020
How to determine if a JavaScript array contains a particular value, being a primitive or object.
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A Simple Explanation of Event Delegation in JavaScript
Posted July 14, 2020
The event delegation is an useful pattern to listen for events on multiple elements using just one event handler.
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How to Parse URL in JavaScript: hostname, pathname, query, hash
Posted July 7, 2020
How to easily parse URL in JavaScript and access components like hostname, pathname, query, or hash.
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3 Ways to Detect an Array in JavaScript
Posted June 30, 2020
3 ways to check if a value is an array in JavaScript: Array.isArray(), instanceof Array and toString() === '[object Array]'.
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How to Get the Screen, Window, and Web Page Sizes in JavaScript
Posted June 23, 2020
How to get the screen, browser window, and web page sizes (width and height) in JavaScript.
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3 Ways to Check If an Object Has a Property in JavaScript
Updated August 7, 2020
The 3 ways to check if an object has a property in JavaScript: hasOwnProperty() method, in operator, comparing with undefined.
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How to Compare Objects in JavaScript
Posted June 8, 2020
How to compare objects in JavaScript: referential, manual, shallow and deep equality.
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Object.is() vs Strict Equality Operator in JavaScript
Posted May 31, 2020
When should you use Object.is() instead of strict equality check in JavaScript?
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