Compressed CSS Compression

In this article, we discuss two practical methods for compressing CSS documents with PHP and/or .htaccess. See also: Compress CSS and JavaScript with PHP at WP-Mix. Continue reading »

The .htaccess Rules for all WordPress Permalinks

Updated January 1st 2026: All code in this post is current with WordPress 6.9 and better. The permalink rules presented below should work with all versions of WordPress. That is, the current rules are backward compatible. Jump to the Permalink Rules » I recently performed a series of tests on a fresh installation of WordPress to determine the exact .htaccess rewrite rules that WordPress writes to its .htaccess file for various permalink configurations. In the WordPress General > Permalinks settings, WordPress […] Continue reading »

About the Robots.txt File

About the Robots Exclusion Standard: The robots exclusion standard or robots.txt protocol is a convention to prevent cooperating web spiders and other web robots from accessing all or part of a website. The information specifying the parts that should not be accessed is specified in a file called robots.txt in the top-level directory of the website. Notes on the robots.txt Rules: Rules of specificity apply, not inheritance. Always include a blank line between rules. Note also that not all robots […] Continue reading »

Stupid .htaccess Tricks

Welcome to Perishable Press! This article, Stupid .htaccess Tricks, covers just about every .htaccess “trick” in the book, and easily is the site’s most popular resource. I hope that you find it useful, and either way thank you for visiting :) In addition to this tutorial, you also may want to explore the growing .htaccess archive. Along with all things .htaccess, Perishable Press also focuses on HTML, CSS, PHP, JavaScript, security, and just about every other aspect of web design, […] Continue reading »