How-to disable Joomla’s built-in contact forms component and its ability to send a copy to the sender, directly in your MySQL database using phpMyAdmin Often the built-in Joomla contact forms component (com_contact) is abused by spammers. These contact forms allow the sender to receive a copy of the form contents. All spammers need to do …
Disable Joomla Contacts component (com_contact) in MySQL / phpMyAdmin Read More »
If XCloner Logger option is enabled, it will store a log file inside the xcloner-XXXXX folder inside the backup archive. The file is named xcloner-xxxxx.log. This can generate a huge amount of temporary files and log files on your file system. This short article provides you one SQL statement to disable XCloner log directly in …
Disable WordPress XCloner Plugin logger in MySQL / phpMyAdmin Read More »
In recent days, there are a number of reports about broken Yoast SEO database operations, related to the DeleteDuplicateIndexables function. The PHP function is located in the file wordpress-seo\src\config\migrations\20200507054848_DeleteDuplicateIndexables.php, and in this post I’ll provide you with a possible fix for this statement. Read on.
Whenever WordPress is using a lot of CPU and you have Wordfence Security plugin enabled, it is recommended to double check some settings. Unfortunately the Wordfence “Live Traffic Options” (“Traffic logging mode”) feature can cause high CPU usage and load issues for WordPress websites. Therefore, I recommend you disable this feature to improve the performance …
Reduce Wordfence CPU usage, disable Wordfence “Live Traffic View” Read More »
A connection string is sometimes a bit obscure. Do I need ODBC or OLE DB? When you need one and Google for it, you often find old ones that either don’t work at all anymore, or are not optimal. This article provides you with a couple of ASP.NET to SQL Server connection string examples, and …
ASP and ASP.NET connection string examples for Microsoft SQL Server and MySQL Read More »
Whenever you need to test your ASP.NET connection to your MySQL database, using ODBC, you can use the following C# test script. Currently it uses MySQL ODBC 8.0 Unicode Driver, but you can easily change the version used. As a bonus it prints some connection information and it requires an SSL connection to your MySQL …
If you want to connect securely to your MySQL database over SSL using PHP Data Objects (PDO), here is how…
If you need to restore a single table from a full MySQL backup, you may find yourself wondering “how do I do that?”. There are a few steps required, I outline them here for you to restore the contents of just one table back into the database from the mysqldump using Bash.
This post is for you developers, what you can do to optimize your WordPress hosting stack. Or for any other PHP web application for that matter. This post is not about setting up high-availability, fail-over, clustering, IIS versus Nginx versus Apache, RAID 1, 5, 6, 10, different types of storage, and so on. It’s about solving performance issues.
Are you running into MySQL load problems? Learn how to tune MySQL servers for a heavy InnoDB workload, by configuring innodb_buffer_pool_instances. Dividing the InnoDB buffer pool into multiple instances improves Disk I/O. By doing so, you run your database and website more efficiently and faster. Here is a little help for you.
Sri Lankan Security researcher Osanda Malith discovered a DoS -or crash- vulnerability in MySQL’s Procedure Analyse Function. The vulnerability crashes MySQL versions up to 5.5.45.
Schedule WordPress database optimization with WP-Cron To regularly optimize my WordPress database tables, I created a small plugin that utilizes the WordPress Cron feature. This comes in handy to perform database optimization for WordPress on a regular basis, without forgetting about it. Just activate and enjoy. And here is the plugin code …
This post will show you how to convert PHP mysql extension functions to PHP MySQLi extension. Migrating away from ext/mysql to MySQLi (or PHP Data Object (PDO)) is important, because the ext/mysql functions are deprecated as of PHP 5.5.0. If you do not update your PHP code, your website will fail soon!
How-to restore, or recover, an accidentally deleted OX context. If you’ve accidentally deleted an Open-Xchange context (contextid), then that is bad… Here is how to recover a deleted OX context and filestore… Assuming you make Open-Xchange backups of course.
The WordPress comment system can be a bless for your blog, because of the user interaction. However, when the WordPress comment option is abused by spammers, it becomes a real pain in the “@ss”. With thousands spam reactions, disabling -and removing- WordPress comments is the only way to go. Here is how to disable WordPress …