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 ...
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 ...
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 ...
Using the Java Script Date Object
When you want to work with a date in Java Script, you need to use the Date object. In this article, you learn how to create a Date object for today, or for any date in the past or future. You learn how to find the difference between two dates, and how to format a date string any way that you desire. You also learn how to validate a date string returned from a text box in a form, which involved an introduction to JavaScript regular expressions. 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 ...
Code for Java Script Cube / Box Volume Calculator
In this article I'll show you how to use to Java Script to create a Cube / Box Volume calculator. With this calculator, the user inputs the side dimension of a cube or the height, width and length of a box, and the calculator will return the volume. I'll explain everything in detail so that you can learn Java Script and modify the code for your own purposes. More ...
Easy Code for Animated Banner - Squeeze Text
Using JavaScript along with CSS allows us to create some fun and interesting animations. One of the easiest things to create is an animated banner. In this article I'll show you how to use JavaScript and CSS to create an animated banner that squeezes text and which you can easily customize for your own use. More ...
JavaScript Code to Save and Load a Table Using HTML5 Web Storage
HTML5 brings us web storage, providing methods to store keyword/value data pairs in the user's browser. This example gives you JavaScript Code to allow user's to save and load a table using Web Storage. 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 ...
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 ...
JavaScript to Generate a Random Number Between X and Y
You can use the JavaScript Math object's .random() method to generate a random number between two values, it returns a random floating-point number between 0 and 1 so you'll need to perform additional operations on it to scale it. More ...
Calculators For Your Web Site : Length Units Converter
In this article, I provide you with Java Script code for a Length Units Converter. For example, your visitor can enter a length in English feet and it will be converted to a length in metric meters. I keep the code as simple as possible. More ...
