HTML: Clearing Up the Confusion (Once and for All)

You know HTML. But are you using it right? This week’s guide highlights the subtle mistakes that can hurt accessibility and performance. . . and how to fix them.

April 01, 2025

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HTML gets treated like a beginner language, but even seasoned devs get tripped up by the finer details. This week, we’re breaking down the most commonly misunderstood HTML tags and concepts — and showing you how to get them right. Based on your feedback, we’re also trying two shorter newsletters this week (instead of the longer style we usually send out). Please let us know what you think!

Today’s Resources

Dr. Johns teaches HTML in a one-hour course.

The Fast Way to Learn HTML

This hands-on HTML course is perfect for beginners who want to learn HTML and CSS by actually building something real. You’ll start from scratch and finish with your very own portfolio website, hosted right in your browser using the Hackr online editor. Along the way, you’ll pick up core web development skills, learn best practices, and gain the confidence to continue your coding journey.

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How to build a portfolio page with HTML

HTML Personal Portfolio Pages

Here’s a free guide on how to build your own personal portfolio page with HTML and Bootstrap. We provide full source code so you can follow along, experiment, and even build upon it for your own projects. Plus there's a free HTML editor right here at Hackr, so you can test it all in one place.

How To Create A Professional Portfolio Page Using HTML

In this step-by-step tutorial, you'll create a professional portfolio page using HTML, CSS, and Bootstrap. You'll structure content with semantic HTML, implement stylish Bootstrap components, and more.

hackr.io/blog/how-to-create-a-html-professional-portfolio-page?source=gl9avmeG1v

HTML Image <img> Tag | Docs With Examples

Learn how to use the HTML <img> tag to embed images, set dimensions, optimize performance, and improve SEO. Explore responsive images, lazy loading, image maps, GIFs, PNGs, and cross-origin access.

hackr.io/blog/html-img-tag

4 Docker Commands Everyone Gets Wrong

Discover the 4 most common Docker command mistakes developers make—and how to fix them. Learn how to avoid errors with docker run, docker stop vs. kill, docker exec, and docker system prune to keep your containers running smoothly.

hackr.io/blog/docker-commands-everyone-gets-wrong

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