Introduction: A lot of components in the C# environment are essentially a K-ary [kay-er-ee] tree. From tree-view nodes, to serialising a type via reflection, to directory listings to menu hierarchies, and so on. Often we need to iterate through these types of structures, or our own trees, and we just write some code to do […]
I have felt for a while that web searching is still an awkward thing from a Human Computer Interaction point of view. So I made a wish list of simple improvements that would literally turn my world upside-down.
Laser engraving text on acrylic / perspex does not create a lot of contrast. This leads to the subject of painting text on the acrylic. I have developed some useful methods of achieving this that I thought I would share.
This software creates mazes of different sizes and configurable appearance. It is designed for teachers. It can save the output as printable sheets or bitmap images.
Firstly, you will find none of the “lets make homework cool” type stuff here. The Internet has become a much more stimulating place for maths, visualisation and generative images. This is in part driven by the death of those “java applets” as wonderful HTML5 based interactive maths content takes glorious hold. Trying to keep pace with […]
So your here because you just couldn’t resit the title… or you used some very odd search terms in Google. In any case, welcome to the article that gave me the most pause to write about so far. Background. !t was the 1960s (this decade is developing a bit of a reputation) and doctors were treating […]
Because you always wondered what was inside. See if you can guess which IC it was? Useful image for teachers, overhead slides etc. NB: This is not always a good DIY or classroom activity. Be aware that some electrical components create a seriously hazardous dust when broken open. Rectifiers, Hi Power transistors, Older IC’s & IC’s with certain […]
Draw five dots anywhere on an orange with a white board marker. There is a way to cut the orange exactly in half so that at least four of the dots are visible on one side. Can you figure out how? Solution in this video.
Welcome to the se-duck-tive world of duck collecting.
Easy to use software to generate crossword puzzles.
This is still very much alpha software (totally unfinished). I appreciate anyone who wants to kick the tyres and let me know what they think.
I propose “would you rather use this API or have a poke in the eye” as the new selection criteria for 3rd party projects. Here is what passes my poke in the eye test.
My Spice Rack plans and effect were quite solid. As people still remark on the unit, I will share the design. DXF included.
Arrange the numbers 1-19 in the circles, so all the rows of 3 (between orange circles) sum to 22.
Fix the equation by shifting one match.
There are two solutions. I will leave them for you to find.
Its kinda captivating, an image that uses only one of every colour possible on your computer. It makes for an odd desktop background on a 4K screen.