My JavaScript Blog

• Caching of Requests 8 September, 2010
  One problem with using GET requests with Ajax is that such requests were designed to retrieve static information. This means that some browsers will cache the response from the first request and return that again for the next call. Not a very good way of retrieving a dynamically changing value from the server. There are two ways to fix this problem as this f […]
• JavaScript Testing Tools 7 September, 2010
  Testing a simple JavaScript is relatively easy but when you start to get really complex JavaScripts then having a test suite available to test the script with that allows the same test to be repeated lots of times becomes essential. You don't need to create your own test suite though because there are plenty of them around that are available for anyone […]
• Dollar A 6 September, 2010
  Another object in my modular JavaScript class library. The $A object provides a basis for adding Ajax functionality into a web page. Simply pass between two or four parameters when you create the object to define what to pass to the server and what function to pass the returned values into. Dollar A You are also welcome to amend or add to this object for you […]
• Passing Parameters and Returning Values 5 September, 2010
  JavaScript functions can do different things each time they are called. JavaScript functions both allow you to specify parameters that allow different values to be passed into a function as well as being able to return a value from the function to the calling processing. In this ninth "Modern JavaScript Tutorial" we look at how you can make your Ja […]
• Making Change 4 September, 2010
  If you have any sort of JavaScript processing in a form on your web page that deals with money then one of the things that you may be calculating is the amount of change that someone needs to be given. Rather than just presenting that as a single figure, wouldn't it be much friendlier if you could instead provide a list of the notes and coins that are n […]