195 results for «WordPress» (page 11 of 20)
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Installing and tuning a page cache
Without a cache, every visit makes the server build the page again: query the database, run the PHP, assemble the HTML. With a cache, the finished page is handed over…
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Changing your PHP version without breaking the site
Switching version is one click, and it is written out step by step in «How to change your PHP version». This article is the other half, the half that is…
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Rebuilding the wp-config.php connection
wp-config.php is the file that tells WordPress which database to connect to, and with what password. Without it, WordPress shows the installation screen, as though the site had never existed.…
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The first Yoast SEO settings to get right
Yoast runs perfectly well badly configured, and that is what fools people: it looks done. These are the settings worth doing on day one, in order, and the ones you…
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admin-ajax eating your resources: how to find out and cut it down
admin-ajax.php is the door through which plugins talk to the server in the background, without reloading the page. It serves the dashboard and it serves the public side of the…
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Using Elementor
Elementor is a visual builder for WordPress: instead of writing code, you drag blocks onto the page and see the result as you drag them. It is the shortest route…
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Cleaning and optimising the database in phpMyAdmin
A site with a few years behind it carries a database full of things nobody reads: a revision of every single save, spam comments from 2021, options from plugins deleted…
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Error establishing a database connection: the causes, in order
The page shows one white line saying «Error establishing a database connection» and nothing else. It is not a WordPress fault: it is WordPress telling you it asked the database…
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Where each application keeps its database connection details
Every website that stores anything has, somewhere in its files, four lines holding the database name, the user, the password and the host. It is the only place those things…
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What a CDN does for you: caching, compression, images and protection
People switch a CDN on expecting speed and get four different things at once. It is worth knowing which is which, because each one goes on and off separately, and…





