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Marp or Markdown Presentation Ecosystem is a collection of tools that allows the generation of presentations of different formats from a markdown template. The tools are written in JavaScript and have a number of options that allow presentations of different styles and formats.
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.
I was working on a user dashboard recently and decided to add some more signposting to values being updated. Users were able to select different parameters in order to produce different values, but I thought that the values being updated weren't clear enough.
When I first heard the term "Shadow DOM" I had to laugh at the name. I had visions of a cloak and dagger HTML element that would only be seen on the dark web. Or some sort of nefarious shadow site that was the after effect of a hack.
Bar charts are powerful ways to show the relationships between different data items. If the data you want to show is discrete then a simple horizontal segmented bar chart is a good idea. You can easily change a collection of numbers into a related set of attributes.
Adding events to HTML elements with jQuery is pretty simple, but I found that extending those events wasn't an easy task. I was faced with an issue where I had some third party code that performed an action on an element, and I needed to add an event and call the same handler from that event.
