WordPress
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Optimize(d) WordPress hosting (9+ practical tips)
9+ Practical tips to optimize WordPress hosting – or for any other PHP web application for that matter. Learn optimizing your WordPress hosting
Web applications
Deploying and maintaining Web Applications requires a delicate balance of performance, security, and scalability. This category dives into the middle layer of the stack, focusing on how applications interact with the web server, the database, and the end-user. From configuring specialized headers and SSL / TLS certificates to troubleshooting application-specific bottlenecks, these guides help you move beyond default installations.
Whether you are managing self-hosted tools, SaaS integrations, or custom-built platforms, you will find technical advice on environment hardening and performance optimization. The goal is to provide the architectural insights necessary to ensure your web services remain fast, secure, and resilient under load.
WordPress
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SSL in WordPress: how to move WordPress to HTTPS? The definitive guide
Move WordPress to HTTPS correctly. Learn the Site Health switch, database search and replace, IIS/Apache redirects, HSTS hardening, and OpenSSL verification.
WordPress
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Optimize WordPress MySQL tables through Cron, behind the scenes
Schedule WordPress database optimization with WP-Cron.
WordPress
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Minify WP-Super-Cache HTML cache files: WPSCMin a WP-Super-Cache plugin
The WordPress WP-Super-Cache cache plugin doesn’t minify HTML cache files, which I find a disadvantage. Knowing minify libraries, I went looking for an existing solution (why reinvent the wheel?), and found one: WPSCMin. Read on …
Web applications
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Always_populate_raw_post_data setting in PHP 5.6 & Magento 2.0
How to fix upgrades to Magento 2.0 in PHP 5.6 and higher: PHP 7+.
Web applications
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Optimize PHP OPcache configuration
Optimize PHP OPcache configuration and make it perform even better. After realpath_cache_size, the OPcache cache mechanism is the next important step to fine-tune. With just a few tweaks you tune OPcache to perform much better
WordPress
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My WordPress web.config
A web.config file for WordPress on Windows Server IIS. Are you having trouble with your web.config? Here is mine 🙂
Web applications
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PHP 5.6 default_charset change may break HTML output
A change in PHP’s default_charset php.ini setting causes HTML output to break if you try to set a different charset in your HTML head. It also might break functions like htmlentities() and htmlspecialchars().
WordPress
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Disable WordPress comments (how-to)
With thousands spam reactions, disabling (and removing) WordPress comments is often the only way to go. Here is how to disable WordPress comments in both the WordPress Dashboard interface and in your MySQL / MariaDB database.
Web applications
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Sysadmins of the North goes global!
How to set up a global Geolocation DNS load balancing Varnish Cache Content Delivery Network with Bind9, geo-ip database, Varnish Cache and DigtalOcean. DIY High-Availability for your website!
Web applications
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How to set a good PHP realpath_cache_size
Learn how to optimize PHP performance by checking and setting PHP realpath_cache_size. The realpath_cache_size size represents the total number of bytes in the path strings stored, plus the size of the data associated with the cache entry
Web applications
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Redirect old URL to new URL or send 404 page with PHP
Use a PHP redirect script to redirect old PHP URLs to new ones. This examples uses a 301 Moved Permanently redirect, perfect for SEO.
WordPress
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Display Commas in WordPress tags
How to display commas in WordPress tags? And why have commas in WP taxonomies?
Web applications
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Exploit PHP’s mail() to get remote code execution
Exploit PHP’s mail() function for remote code execution. Apparently, if you are able to control the 5th parameter of the mail() function ($options), you have the opportunity to execute arbitrary commands.
Web applications
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Custom PHP version on IIS Express and WebMatrix 3
Outdated but fun: PHP 7 with OPcache in IIS Express for Microsoft WebMatrix 3: create your DevOps with Microsoft WebMatrix and IIS Express
WordPress
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Send authenticated SMTP email over TLS from WordPress
Learn how to override wp-mail() and send secure email using authenticated SMTP and StartTLS from WordPress.
WordPress
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Huge increase in WordPress xmlrpc.php POST requests
How to identify, block, mitigate and leverage xmlrpc.php scans, brute-force, and user enumeration attacks on WordPress sites… Secure WordPress xmlprc.php interface and reduce service disruption.
Web applications
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8 Tips to improve Joomla performance
Learn how to speed-up Joomla performance on Windows Server IIS using these 8 simple, but important, tips. Add caching, gzip compression, set your sessions & optimize MySQL database functions.
WordPress
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Wp_options table autoload micro-optimization
The autoload feature loads and caches all autoloaded options, if available, or all options. The default option is to autoload, and over time when the wp_options table grows, this degrades performance. Today I noticed a slow MySQL query coming from a WordPress database (WordPress wp_options table). This made me investigate and to optimize the WordPress wp_options table “autoload” feature.
Web applications
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Optimize all MySQL tables with PHP/MySQLi multi_query
PHP script to make your MySQL database smaller, leaner and faster by optimizing all tables with mysqli multi_query().