After several weeks of running Hadoop, luckily pre-installed in virtual machines, I assured myself that some fun activities were in order. And picked HTML5.
If you want a great structured introduction, try the free self-paced courses offered by edx (https://www.edx.org/course/html5-part-1-html5-coding-essentials-w3cx-html5-1x-1). Alternatively, open a text editor and fire up the debugging and testing environment commonly called “web browser”, and code some.
Once you have saved the first image, immediately click “Download image” again, and save the second file. The canvas becomes blank to indicate you have saved both “peels”. The second peel contains the missing bits of the above image:
To put them back together again, use “Browse” to upload one of the two files, then use “Browse” again to add the second one. The order does not matter.
If I ever make it through all five parts of the course, maybe I’ll do something fancy – or maybe not. In the meantime, look around on the web, where you find amazing work with the HTML5 canvas, for example here: