HTML | Robert James Metcalfe Blog

Editable and Uneditable Text kbd Tutorial

When we presented Editable and Uneditable Text Primer Tutorial … the first “highlighting of not to be edited text” idea was to use the HTML mark … and, today, we offer as an alternative way … the second “highlighting of … Continue reading →

Web Share API Animated GIF Tutorial

On top of yesterday’s Web Share API Download Tutorial work, there are some more advances we’ll like to integrate into our inhouse Web Share API interfacer. The first of these is to offer an animated GIF file conversion when a … Continue reading →

Web Share API Download Tutorial

When we first wrote about the Web Share API with the recent Web Share API Primer Tutorial you may have been like me, pretty excited about the prospect?! Well, it’s the lack of support, at least right now, that has … Continue reading →

Mouse Wheel Event Primer Tutorial

If your pointing device of choice is a mouse and it has a wheel, there’s an event to hone in on the use you make of that mouse wheel … normally used for scrolling in Y … but, today, thanks … Continue reading →

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Latest Comments
1. Hello Team on Javascript Course Primer TutorialNovember 13, 2026
  The distinction between course-driven and immersion-driven learning is useful. A small extension to the australia.htm exercise would be a set of named map markers and a text filter: first update the visible markers on an input event, then add a collected/uncollected toggle, and finally persist only that toggle state in localStorage. That gives beginners a concrete reason to learn arrays, DOM updates and browser storage without needing PHP or MySQL first. It is also worth testing empty searches, a page reload and disabled storage separately; those are different failure cases. Disclosure: we maintain the GTA 6 interactive map. I am suggesting it as an example of a map-and-progress interface, not claiming that we used the tutorial code. Would you introduce persistence after the first working interaction, or keep the initial exercise entirely stateless?
2. tooloteca on Tabular Single Row Radio Play TutorialNovember 12, 2026
  What I find most interesting here is how honestly the post names the hard part: getting focus to work with [element].click() and [element].blur() is the kind of detail that looks trivial until you actually try to drive a page this way. The single-row table that deliberately overflows to the right also makes sense as a design choice, since a radio playlist needs to be scrolled through rather than squeezed into one screen. And the payoff — clicking one song link and having the songs play in sequence and loop back through the list — is a neat reward for all that plumbing with the audio-only YouTube player.
3. Aleister on Tabular Single Row Radio Play TutorialOctober 22, 2026
  I like the single-row radio-play approach for keeping the controls compact while still making each selection clear. When I’m checking a calculation alongside a tutorial, I use StepStat to see the intermediate steps; how do you handle the layout when the playlist gets much longer?
4. anagrampuzzle on Tabular Single Row Radio Play TutorialOctober 18, 2026
  The idea of mapping a video's key scenes, mood, pacing, and audio before production resonates with me — it's a lot like working out an anagrampuzzle, where the same pieces only make sense once you rearrange them into the right order. Do you usually sketch the mind map before or after the script is locked?
5. Alex Morgan on Mind Mapping via Free Mind Primer TutorialOctober 14, 2026
  This is a helpful introduction to mind mapping, especially the explanation of how an unfamiliar .mm file can lead to discovering a practical visual-thinking tool. Mind maps are also useful for planning creative projects: I often map out a video’s key scenes, mood, pacing, and audio needs before production. Once that structure is clear, tools such as Flow Music can create AI background music for videos from a prompt, making it easier to match the soundtrack to each part of the visual plan. Thanks for sharing this accessible primer.

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