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Reflection is used to gather more information about code during the runtime of the program. This allows code to inspect itself and to make small modifications, which is useful in a variety of situations.
This is possible in PHP thanks to the reflection classes, which are built into core. PHP is capable of using reflection to inspect all types of classes, object, functions, variables and even the recent addition of Fibers. Using the reflection classes...

I use sites like CodePen and JSFiddle all the time to write JavaScript and CSS, but I've not seen a similar site for writing PHP applications. I have used 3v4l.org to test small scripts using different versions of PHP, but it doesn't allow dependencies...

2022 marks 20 years since I started my MSc in computer science degree at the University of Aberystwyth. So, I thought I would take a look back at my thesis for the degree and see how far I have come since then.
The title of my thesis was "Using The Java3D API To Visualise Molecular Compounds". I used a system called Java3D to create ball and stick models of molecules. A second requirement was to allow the application to compare two molecules together....

Adding a progress bar to the top of the page is a simple way of showing the user how far down the page they have read. There is a scroll bar on the right hand side of the page on my current device, but that isn't always present on all devices. It is...