Visiting a web site seems so simple – click on a link in your web browser, and soon – within seconds we hope – an interesting web page reveals itself to us.… [read]
Web & Internet
How the Web Works, in Amazing Detail
Mathematics, Programming
Mandelbrot Set in Python
The Mandelbrot set is a mathematical set of points whose boundary is a distinctive and easily recognizable two-dimensional fractal shape. The set is closely related to Julia sets (which include similarly complex… [read]
Science
The tell-tale signs of a galactic merger (Hubble)
The NASA/ESA Hubble Space Telescope has captured this striking view of spiral galaxy NGC 7714. This galaxy has drifted too close to another nearby galaxy and the dramatic interaction has twisted its… [read]
Science
World Science U: Knowledge for Everyone
Whether you are a high school student, science major in college or a lifelong learner, World Science U is where you can explore the wonders of Science guided by leading researchers an… [read]
Web & Internet
WordPress Tips & Tutorials
This WordPress Tips & Tutorials article offers a few tips gained from a few years of experience with building and tuning WordPress websites. It also links to further articles for optimising WordPress,… [read]
Puzzles
General Puzzles
A man who lives on the tenth floor takes the lift down to the first floor every morning and goes to work. In the evening, when he comes back; on a rainy… [read]
Free Open Source Software
Open Visual Traceroute
If you wanted to create the kind of computer display often seen in TV dramas where they’re trying to catch the evil hacker by tracking his IP address (CSI), you could do worse… [read]
Programming
Version Control Systems
Version Control is the management of changes to documents or files, either in time as incremental improvements, or as divergences for different purposes or contexts, such as development or release branches of… [read]
Computer Science, Computers, Free Open Source Software, Linux, Mathematics, Programming, Science, Web & Internet
Software Training (S.Wales)
I can offer courses in Programming (Python, C), WordPress, E-Commerce, Linux, Open Source Software. I provide affordable software training with and about free software. I have run successful businesses without paying for software, by using Free… [read]
Web & Internet
My Favourite WordPress Plugins
WordPress is a very versatile yet easy-to-use blogging platform. I use it for this site. You can further extend its features with a huge variety of WordPress Plugins, and there’s no shortage… [read]
Free Open Source Software, Utilities
Group Test: Linux Text Editors | Linux Voice
If you’ve been using Linux long, you know that whether you want to edit an app’s configuration file, hack together a shell script, or write/review bits of code, the likes of LibreOffice… [read]
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Business out of Focus
I don’t usually do rants & gripes, preferring as I do to ‘accentuate the positive’. However, this has been bugging me… Lucy and I have tried 5 times now to get some… [read]