WordPress – IT Blog

WordPress. There has been a critical error on your website

Once on one of the sites auto-update of plugins was enabled, and after automatic Jetpack update, the site stopped working and an error was displayed:

Editing META widget in WordPress

To change the Meta block, you need to edit the file located in the \wp-includes\default-widgets.php directory of the site.

Limiting, removing and disabling WordPress revisions

To disable revisions (publications) in WordPress, add one line to the wp-config.php file:

How to transfer WordPress to another domain

Firstly, you must make a backup copy of the database and www directories.

WordPress update without FTP

Sometimes when updating plugins, themes or the WordPress engine, a window may appear asking for a username, password, FTP server address for downloading new files, so that this does not happen, you can add a line to the wp-config.php configuration file:

How to change user login in WordPress

To change the WordPress user login, you need to execute an SQL query to the database, since this cannot be done through the admin panel menu.

How to Prevent WordPress Theme Updates

Once upon a time a free theme was activated on one site and a lot of changes were made in it, so that someone would not accidentally update it and not overwrite the changes, I did the following:

Installing WordPress and Nginx

For an example of a completed installation of WordPress with Nginx in the operating system Ubuntu Server 18.04.

Error solution with REST API “The response is not a valid JSON response” WordPress+Nginx

Once I installed WordPress on an Ubuntu Server operating system with a Nginx web server and when I tried to add a new article I saw an error:

WordPress. SyntaxHighlighter replaces <> with &lt &gt

I noticed on the new block built-in editor that when adding code to the SyntaxHighlighter block, some characters are displayed incorrectly, for example, characters: