Jeremy Wagner
12 FOLLOWERS
Hi, I'm Jeremy. I'm a technical writer and I write about the web. I wrote Responsible JavaScript and other books. I've also written for publications such as A List Apart and CSS-Tricks. Explore my articles in web performance, my codes and updates.
Jeremy Wagner
1y ago
You've been told to "don't block the main thread" and "break up your long tasks", but what does it mean to do those things ..read more
Jeremy Wagner
1y ago
I wrote Responsible JavaScript for A Book Apart. I hope you’ll consider buying it, and if you do, I hope you like it ..read more
Jeremy Wagner
1y ago
Time to First Byte (TTFB) is a foundational metric for measuring connection setup time and web server responsiveness in both the lab and the field. It helps identify when a web server is too slow to respond to requests. In the case of navigation requests — that is, requests for an HTML document — it precedes every other meaningful loading performance metric ..read more
Jeremy Wagner
1y ago
Learn how to use JavaScript responsibly and create resilient experiences that are more accessible and inclusive ..read more
Jeremy Wagner
1y ago
Learn the basics of using the Navigation and Resource Timing APIs to assess loading performance in the field ..read more
Jeremy Wagner
1y ago
Chances are pretty good that you’ve worked with, or at least understand the concept of, server compression. By compressing website assets on the server prior to transferring them to the browser, we’ve been able to achieve substantial performance gains. In this article, learn how you can squeeze even more performance out of your website with Brotli ..read more
Jeremy Wagner
1y ago
When enabled, Chrome’s Data Saver mode sends a `Save-Data` request header you can use to help users conserve data. How you will help your users `Save-Data ..read more
Jeremy Wagner
1y ago
React has its place when complex state management is required. In my experience, however, it doesn’t belong in most scenarios. When even a bit of React is a problem on devices slow and fast alike, using it is a choice to exclude those on low-end hardware ..read more
Jeremy Wagner
1y ago
Default rendering behavior for web fonts in browsers can be fraught with peril, and sometimes can even cause accessibility problems. Learn how you can regain control of web font rendering with ease using the CSS `font-display` property ..read more
Jeremy Wagner
1y ago
In this ebook, you’ll learn all about WebP: what it’s capable of, how it performs, how to convert images to the format in a variety of ways, and most importantly, how to use it ..read more