Currently browsing JavaScript

Tuesday, December 27, 2022

Canvas – A Simple Drawing Application

This is a simple drawing application that allows the user to select a colour and thickness for their brush and…

Thursday, September 15, 2022

Canvas Bézier Curves

This is a demo for the Canvas: An Awesome Introduction article. This demonstration shows how Bézier curves can be drawn…

Monday, August 29, 2022

Code Golfing Tips & Tricks: How to Minify your JavaScript Code

JavaScript golfing is the process of writing the smallest amount of JavaScript code to do something awesome.

Tuesday, August 9, 2022

The Complete JavaScript Strings Reference

JavaScript strings are deceptively complex constructs. There are actually two different types of strings – string Literals and string Objects…

Thursday, August 4, 2022

How to code your own JavaScript de-duplicator

I have a new tool on getButterfly: a data de-duplicator for emails, URLs, IDs, names and more. It's written in…

Monday, July 4, 2022

JavaScript Form Validation

This JavaScript code snippet adds inline validation to any form field (input, select and textarea). Feel free to customise it…

Monday, June 12, 2023

How to get content from another website using JavaScript

Here’s the scenario: One of my websites is static, and I need to maintain a changelog both on the website…

Tuesday, May 24, 2022

Why I removed my dark theme switcher

How I implemented a dark/light theme switcher using JavaScript and CSS for both WordPress and static websites.

Friday, June 3, 2022

JavaScript Bookmarklets Collection

Bookmarklet 1: Show Password A simple JavaScript snippet can be used to view passwords in web browsers. To use the code,…

Tuesday, May 2, 2023

How to copy web page content using innerHTML

I need to extract some data from a web page and place it on a fishing site. The source web…

Tuesday, May 17, 2022

How to Optimize a Theoretical Funnel Page Load Speed

Here’s a quick snippet to preload the next step in a theoretical funnel/workflow: PHP JavaScript

Tuesday, December 27, 2022

Numerical Integration Using JavaScript

This is a quick reminder on how to use mathematical functions inside JavaScript. Instructions Trig: sin, cos, tan, cot, sec,…