Java Script to Dynamically Add, Remove, and Change Items in a Select List
This article shows you how to use Java Script to add, remove, and change items in a select list. More ...
Easy Code to Sort a Table by Column
A Table is a powerful way to present information. You can make your table even more powerful by giving users the ability to sort it by different columns. In this article, I give you some simple Java Script code that you can use to make almost any table sortable by different columns. More ...
What is a Regular Expression?
A Regular Expression (regex) is a sequence of characters that define a pattern that allows you to search, match, locate, replace, manipulate, and manage text. Regular expressions are very powerful, but also difficult to understand and complicated to use. More ...
HTML5 and Local Storage
The HTML5 local storage mechanism is a nice replacement for cookies with it you can write up to 5MB of persistent data between multiple pages to a special file on the client computer. More ...
Calculators for Your Web Site : Body Mass Index
If you have a Web site related to health or dieting, or you just want to provide more useful features on your Web site, you can provide a BMI calculator. This article shows you how to code a Java Script BMI calculator for your Web site. More ...
Code for Java Script Cylinder / Cone Volume Calculator
In this article I'll show you how to use to Java Script to create a cylinder / cone volume calculator. I'll explain everything in detail so that you can learn Java Script and modify the code for your own purposes. More ...
Easy Java Script Form Validation
You can use forms on your website to get information from the visitor. However a user might make an error, or forget and entry in a form. Ignorant and malicious users may deliberately enter trash into your form in an effort to break your application. More ...
How to Use HTML5 canvas arc and arcTo Functions
This article describes how to draw arcs using the canvas arc and arcTo functions with example code and an explanation of radians. More ...
Make Your Own Graphical Digital Clock
One of the most fun, interesting, and educational things you can do with Java Script is to make your own image-based digital clock. The fun part is selecting or creating your own images for the digits and other graphical elements of the clock. You can use 3D digits, digits that look like baby blocks, or digits made out of animals. More ...
Easy Animated Banners with Java Script
In this article, I will show you how to use Java Script to create an animated banner. Using Java Script allows you to edit or replace images in the animation sequence, and change the amount of time each image is displayed without doing any recompiling. More ...
Easy Graph Generating Code
If you want to display a graph on your web page, you could use a graphics program to draw the graph, but that's time consuming and the resulting graph is static, it can't change or grow. In this article I will show you how to generate graphs using JavaScript. More ...
Password Protection Using the JavaScript Cookie Method
You can password protect a webpage or your entire website with some very simple JavaScript. In this article, I provide you with the code to password protect your website with JavaScript using cookies. This method should NOT be used for anything that absolutely MUST be password protected. Updated to add requested new features. More ...
