July 2015 - Sysadmins of the North

Optimize PHP’s OPcache configuration

Learn how to optimize PHP's OPcache configuration and make OPcache perform even better! After you've configured and optimized PHP realpath_cache_size, it is time to fine-tune the OPcache cache mechanism. With just a few tweaks you can tune OPcache to make it perform much better, and here is how!

By Jan Reilink 31/07/2015Windows Server

WordPress

How to add conditional analytics tracking code in WordPress Multisite

In my WordPress multisite, I use one theme for three sites and a tracking code for analytics on my websites. Whether it is Google Analytics or Piwik doesn't matter. Here is how you can conditionally add tracking codes to your WordPress Multisite: Use a condition in functions.php to add the tracking code for Piwik/Matomo Analytics or Google Analytics.

By Jan Reilink 11/07/2015WordPress

Web application security

Add a delay to your WordPress login form

This plugin adds a three second delay when logging into WordPress. This slows down brute-force attacks on your website. However, it is not recommended to use sleep(), because a heavy brute-force attack will let all those POST requests sleep for the given amount of time.

By Jan Reilink 10/07/2015Web application security

Month: July 2015

Optimize PHP’s OPcache configuration

How to add conditional analytics tracking code in WordPress Multisite

Add a delay to your WordPress login form

Windows Server

Web applications

PowerShell