Easy JavaScript Web Storage Code
In the past allowing web pages to store data on your PC was considered too dangerous. Cookies can not be considered permanent and reliable storage. HTML5 brings us web storage, providing methods to store keyword/value data pairs in the user's browser. More ...
Java Script Code to Re-arrange Items in a Select List
In this article you'll learn how to use Java Script to re-arrange items in a select list. I'll explain the code in detail so that you'll be able to fully understand and modify it for your own use. More ...
Code for a Less annoying Popup Window
In previous articles I have stated my opinion that it very discourteous and stupid for Webmasters use advertising popup windows on their Web sites. They get paid $0.01 or less to shove a popup window in your face. More ...
Regular Expressions Boundaries
In this article you learn how to controls where a regular expression matches a string, on a word or non-word boundary, at the beginning or end of a string. You also learned about multiline mode. More ...
Introduction to JavaScript Programming
JavaScript is a wonderful little programming language. It's a client-side, meaning it runs right on your local computer, not on the web server, and it's a scripting language meaning
it's run by an interpreter. More ...
Code for Java Script Circle/Sphere Calculator
In this article you learn how to use to Java Script to create a Circle/Sphere calculator. The user enters the radius of a circle or sphere, and the calculator returns the area, circumference, surface area, and volume. The process for coding any calculator can be broken down into a step-by-step procedure. More ...
How to Shuffle the Deck With Java Script
In this article, you learn how to get and set a webpage element's z-index. The example code provided used these principles to shuffle a small deck of playing cards by clicking or double-clicking on their images. You might use this information to create your own webpage card game, or for some other interesting application. More ...
HTML5 Canvas Storing and Clearing Transformations
With HTML5 Canvas, it's possible to save the current transformation, do some drawing and transforming, and then restore the old transformation. More ...
Replace Drop-down with Drag-and-drop
From a webpage designers point of view, drop-down lists require a lot of html tags. Wouldn't it be nice if you could just let the user drag-and-drop text into a simple text box. You can! More ...
Binary Subtraction with Example JavaScript Code
The first step in a binary subtraction is to replace the subtrahend with its 2's complement. But many people do this wrong because they don't understand the importance of magnitude. More ...
Create a Mouse Click Sound Effect
One way to add to the exerience of visiting your website is to provide sound effects. It's extremely easy to add a click sound when a visitor clicks on a link. More ...
JavaScript Code for Binary to Decimal - Decimal to Binary Conversion
To convert a binary number to decimal add together the decimal weight of all positions that contain a 1. To convert a decimal number to binary place a 1 in all positions where you can subtract the weight of the binary position. More ...
