How to Defer Offscreen Images in WordPress With Lazy Loading

One of Google PageSpeed Insights performance suggestions is to defer offscreen images in WordPress with lazy loading. Lazy loading images in WordPress lowers the initial load time and page payload, without sacrificing content. Lazy loading improves your visitor’s experience, by serving only what your visitors need when they need it. It’s way more efficient than the load-all-the-images-just-in-case approach that results …

Is Replacing Default WordPress Scripts Like jQuery a Good Idea? (and How to Do It)

WordPress comes with a whole bunch of default scripts out-of-the-box that you can take advantage of to power your themes and plugins. jQuery is one commonly used script, as is TinyMCE. But what if you want to replace a built-in script with your own? We recently looked at how to add jQuery scripts properly to your install. WordPress uses the same mechanism …