I would have thought that everyone would have upgraded from Windows 98 to Windows XP by now given that it is now several years since Microsoft dropped support for that old DOS antique. Not so as I still get the occasional question about that old operating system. Some of those are looking to make the [...]

This particular golden oldie is particularly relevant today as today marks the end of daylight savings time in Western Australia for this year. I had to pay particular attention to the end of DST this year because the Eastern states where I live have decided to extend DST by an extra week and so I [...]

The most useful command in the ISPF editor on mainframe computers id the Find command. This command contains options that allow you to be very specific about exactly what it is that you are searching for and what part of the document that you want to search for it in. In this article I cover [...]

One of the benefits of the PDF format over others for sharing your documents with other people is that you can embed uncommon fonts into the document itself so that it does not matter whether the person viewing the document has the fonts that the document requires or not since the font that the document [...]

While most browsers now come with either a built-in JavaScript debugger or have a debugger available as an add-on to the browser, sometimes it is just simpler to debug your script the old fashioned way by commenting out parts of the script and by adding alert statements at various points in the code.
Using Alert to [...]

You can combine the case clauses in a switch statement together so as to perform exactly the same processing for multiple values.
Combining Case Clauses

When yo use a switch statement you need to specify the individual values that you are testing the field for. The default clause allows you to provide processing for all of those values not specifically catered for.
The DEFAULT Clause

The if statement isn’t the only way that javaScript can make decisions. While an if statement can decide between true and false, the switch statement can test a single field for any number of different values and provide a different processing path for each.
The SWITCH Statement

With dozens of free FTP programs available for download you’d have to wonder why someone would want to use their web browser to do the job but it can be done. In this article I look at how you can use Internet Explorer to transfer files if you can’t spare the two minutes needed to [...]

A drop down list is the easiest way to provide links to a lot of different pages in a small space on your web page. In this article I not only show you how to set up a drop down list and how to link the selection to the other pages using JavaScript but I [...]

Even though PHP 6 is still a long way from being released there are already books appearing (such as this one) that cover what that version is intended to include. In this book you get information on using PHP 5 (and 6) with mySQL 5 to create applications that will be very usable on current [...]

Internet Protocol uses what are called “port” numbers to identify different types of communications on the web. Programs ‘listen’ on particular ports to identify the traffic that is intended for them. This article provides a brief introduction to what port numbers are all about and identifies the ports used by some of the most commonly [...]