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 ...
JavaScript to Copy and Paste Text to the Clipboard
In some applications, rather than the user's selection, you may want to copy the contents of a specific html element to the clip board. Or when the user initiates a Paste, you may want to direct the contents of the user's clipboard to a specific html element on the webpage. Here is the code for this. More ...
Easy JavaScript FileReader Code
The JavaScript FileReader object allows web pages to read files stored on the user's computer. Files may be selected using the input element, or selected with a drag and drop operation. More ...
Using the Java Script Array Object
When you want to work with multiple related values, you can use the Array object. The new keyword is required when creating an array of object type data, like an array of string objects. The new keyword is not required when creating an array of simple variable types, like integers. In this article you learn about mutidimensional arrays, and study examples of how to use each Array Object method. More ...
JavaScript Code to Display Wait Cursor While Image Loads
If you have to load a large image or change a large image after the page has loaded you may want to change the mouse pointer to a wait cursor during the image loading time. 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 ...
Easy Java Script Timer Code
Sometimes you need something to happen after a delay, or you need something to occur repeatedly. This can be accomplished using Java Script timers. My objective in this article is to give you the timer code without surrounding it with a lot of confusing peripheral code so you can quickly use it for your own purposes. More ...
Easy Picture Zoom Code
This article provides the minimal code for four different methods to add zoom to the pictures on your Web page. The first method uses a single image. When you click on the image a JavaScript function is used to enlarge the image. More ...
Use JavaScript parseInt() and parseFloat() to Convert Strings to Numbers
If the results of a mathematical operation in your script are not what you expected, make sure that you convert any numbers represented as strings to the actual number data type before performing the operation. 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 ...
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 ...
Java Script Random Password Generator
If you're a webmaster or system administrator, you may need to create many unique passwords. In this article, you'll learn what a good password is and how to generate random passwords with a few simple lines of Java Script code. More ...
