Preconnect to Required Origins in WordPress
Web Training Wheels | WordPress Training & Consulting, WordPress Tutorials
by Lucy
2M ago
Preconnect to required origins is a PageSpeed recommendation that you may see if your site loads files from external domains. It can be satisfied by adding either preconnect or dns-prefetch directives to your page. preconnect and dns-prefetch are types of “resource hints” which are used to try and speed up the loading of files hosted on 3rd party domains. Resource hints are small pieces of HTML that are added to the page, to communicate to the browser to start specific tasks as soon as possible. This is what resource hints look like in the HTML of a page: <link rel='dns-prefetch' href ..read more
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Browser Caching in WordPress
Web Training Wheels | WordPress Training & Consulting, WordPress Tutorials
by Lucy
4M ago
Implementing browser caching on your WordPress website improves performance for visitors who visit multiple pages or visit your website multiple times. It allows their computer to store commonly used files in their browser which means pages can be displayed faster on those repeat visits. Browser caching vs page caching You may have heard about page caching already. This is related to, but not the same as, browser caching. Caching is the process of “remembering” information for fast retrieval. Both page caching and browser caching are methods for remembering information, but they store the inf ..read more
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Reduce Unused CSS in WordPress
Web Training Wheels | WordPress Training & Consulting, WordPress Tutorials
by Lucy
4M ago
Addressing PageSpeed’s recommendation to Reduce Unused CSS improves your site’s overall score, along with the First Contentful Paint (FCP) and Largest Contentful Paint (LCP) metrics. Removing unused CSS is closely tied with removing render-blocking resources, and the plugins available will often let you achieve both things at once: Load only the exact CSS needed for any given page Make sure that CSS is not render-blocking Disclaimer: I do work with WP Rocket, one of the plugins mentioned here, so I know the most about that plugin. But I tested all of them and remain unbiased for the purpose ..read more
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How to Fix “Avoid an Excessive DOM Size” in WordPress: A Practical Guide
Web Training Wheels | WordPress Training & Consulting, WordPress Tutorials
by Lucy
9M ago
The PageSpeed recommendation to “avoid an excessive DOM size” is a tricky one for WordPress site owners. There isn’t a plugin that can magically fix this for you. You, the site owner, will need to make some changes to your content. Most of the articles you’ll find on this topic are going to go into the technical things to do which aren’t possible for non-developers. However, this guide is a practical one for WordPress site owners. In this guide I will show you: How to identify what’s causing DOM size problems on your pages How to fix the problems. If you’re trying to improve your PageSpeed ..read more
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How to Install and Set Up WP Rocket
Web Training Wheels | WordPress Training & Consulting, WordPress Tutorials
by Lucy
11M ago
I’ve been working with WP Rocket’s support team for a number of years, so I’m not only intimately familiar with the plugin, but I’ve also seen a lot of mistakes that customers make when they attempt to use it. Even though it’s one of the easiest WordPress caching plugins to use, speed optimization is inherently technical and complex. It’s common to get confused or overwhelmed when using optimization plugins. But here you have the “ultimate” guide, from the horse’s mouth. Even if you don’t use WP Rocket specifically, many of the guidelines apply to caching plugins in general. Before you get st ..read more
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The server cannot process the image error in WordPress
Web Training Wheels | WordPress Training & Consulting, WordPress Tutorials
by Lucy
1y ago
Sometimes you might see this error when trying to upload an image in WordPress: The server cannot process the image. This can happen if the server is busy or does not have enough resources to complete the task. Uploading a smaller image may help. Suggested maximum size is 2560 pixels. There are 2 obvious reasons for this message in the error itself: Your server is busy or lacks resources The image is too large What should you do if you have already confirmed that neither of these is the cause? There is another, hidden, reason for this error. You will get this message if you have left your ..read more
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What is zxcvbn.min.js in WordPress?
Web Training Wheels | WordPress Training & Consulting, WordPress Tutorials
by Lucy
1y ago
Whenever a user creates a password for their account in WordPress, by default you see a meter telling you how strong your password is: You may see this both on the backend, for example in the Edit User screen, and on the front end, for example when WooCommerce customers create an account in your shop. This password strength meter feature is handled automatically by a few files, one of them being: zxcvbn.min.js Other related files loaded by core WordPress and WooCommerce are: /wp-includes/js/zxcvbn-async.min.js /wp-includes/js/zxcvbn.min.js /wp-admin/js/password-strength-meter.min.js /plugins ..read more
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How to Sync WooCommerce Products Between Sites
Web Training Wheels | WordPress Training & Consulting, WordPress Tutorials
by Lucy
1y ago
When you are working with a WordPress development or staging site in conjunction with a live site, there are often times when you just want to migrate a couple of products, for example, from staging to live, without re-migrating the whole site. Or you may be looking for a way to keep products synchronized between your sites. While there are some tools, like WP Migrate DB (pro), that let you sync databases pretty easily, that can be overkill for some situations, and they tend to be more developer-centric. An easy and free way to copy products to another site or sync products between WordPress ..read more
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How to temporarily disable JavaScript in your browser
Web Training Wheels | WordPress Training & Consulting, WordPress Tutorials
by Lucy
1y ago
Turning off JavaScript in your browser can be helpful so that you can see which elements of your site require JavaScript to display. When troubleshooting PageSpeed issues and especially when trying to remove unused JavaScript, this is a quick way to see the impact of JavaScript on your site. Disable JavaScript in Chrome Right-click on the page, choose Inspect Click the Settings cog at the top right to open the Settings panel Under Debugger, click Disable JavaScript. Reload the page Click the thumbnails for full size Disable JavaScript in Firefox Right click, choose Inspect Element Click th ..read more
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Enable Error Reporting in WordPress
Web Training Wheels | WordPress Training & Consulting, WordPress Tutorials
by Lucy
1y ago
When things aren’t working as expected on your site, or you get an error notification from WordPress, you will need to check the error logs for your site. WordPress runs on PHP and the error logs let you know when PHP had problems running code. PHP errors are often the reason plugins or your theme aren’t working as expected. Enable WordPress’ built-in error reporting PHP itself can report errors and logging can be set at the server level, but WordPress also has its own way to report errors. To enable WordPress’ own error log reporting you must edit your wp-config.php file. You can do this via ..read more
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