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Weekly Platform News: Apple Deploys Web Components, Progressive HTML Rendering, Self-Hosting Critical Resources

In this week's roundup, Apple gets into web components, how Instagram is insta-loading scripts, and some food for thought for self-hosting critical resources.… Read article

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Weekly Platform News: CSS ::marker pseudo-element, pre-rendering web components, adding Webmention to your site

In this week's roundup: datepickers are giving keyboard users headaches, a new web component compiler that helps fight FOUC, we finally get our hands on styling list item markers, and four steps to getting webmentions on your site.
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Why I don’t use web components

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Reduced Motion Picture Technique, Take Two

Did you see that neat technique for using the <picture></picture> element with <source media=""/> to serve an animated image (or not) based on a prefers-reduced-motion media query?

After we shared that in our newsletter, we got an interesting reply from Michael Gale:

What about folks who love their animated GIFs, but just didn’t want the UI to be zooming all over the place? Are they now forced to make a choice between content and UI?

I thought … Read article

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Making Web Components for Different Contexts

This article isn’t about how to build web components. Caleb Williams already wrote a comprehensive guide about that recently. Let’s talk about how to work with them, what to consider when making them, and how to embrace them in your projects.… Read article

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Advanced Tooling for Web Components

Over the course of the last four articles in this five-part series, we’ve taken a broad look at the technologies that make up the Web Components standards. First, we looked at how to create HTML templates that could be consumed at a later time. Second, we dove into creating our own custom element. After that, we encapsulated our element’s styles and selectors into the shadow DOM, so that our element is entirely self-contained.

We’ve explored how powerful these … Read article

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Encapsulating Style and Structure with Shadow DOM

This is part four of a five-part series discussing the Web Components specifications. In part one, we took a 10,000-foot view of the specifications and what they do. In part two, we set out to build a custom modal dialog and created the HTML template for what would evolve into our very own custom HTML element in part three.… Read article

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Creating a Custom Element from Scratch

In the last article, we got our hands dirty with Web Components by creating an HTML template that is in the document but not rendered until we need it.

Next up, we’re going to continue our quest to create a custom element version of the dialog component below which currently only uses HTMLTemplateElement:

See the Pen
Dialog with template with script
by Caleb Williams (@calebdwilliams)
on CodePen.

So let’s push ahead by creating a custom … Read article

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Crafting Reusable HTML Templates

In our last article, we discussed the Web Components specifications (custom elements, shadow DOM, and HTML templates) at a high-level. In this article, and the three to follow, we will put these technologies to the test and examine them in greater detail and see how we can use them in production today. To do this, we will be building a custom modal dialog from the ground up to see how the various technologies fit together.… Read article

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An Introduction to Web Components

Front-end development moves at a break-neck pace. This is made evident by the myriad articles, tutorials, and Twitter threads bemoaning the state of what once was a fairly simple tech stack. In this article, I’ll discuss why Web Components are a great tool to deliver high-quality user experiences without complicated frameworks or build steps and that don’t run the risk of becoming obsolete. In subsequent articles of this five-part series, we will dive deeper into each of the specifications.

This … Read article

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