Tutorial Video for “PHP Function for Fetching RSS Feed and Outputting Feed Items as HTML”

After the post A PHP Function for Fetching RSS Feed and Outputing Feed Items as HTML was originally published, there are some updates such as adding a simple RSS feed caching mechanism and supporting scanning content parts of the feed items for images. Recently, Webucator makes a great tutorial video on introducing the RSS to […]

Speeding Up WordPress with APC Object Cache and WP Super Cache

WordPress can be very fast after some (small) effort on performance optimization with the help from its plenty of plugins. Two of the directions are using cache to cut down the number of database queries and optimizing PHP’s performance with opcode cache. In this post, we introduce how to speed up WordPress with APC object […]

Speeding Up the Site by Using PHP GZIP Compression

Compression is a simple way to speed up the site. PHP’s gzip compression is excellent. And using it is very convenient: Simply put these codes before any HTML content at the beginning of the PHP script: <?php if (substr_count($_SERVER[‘HTTP_ACCEPT_ENCODING’], ‘gzip’)) ob_start(“ob_gzhandler”); else ob_start(); ?> In WordPress, the suitable position for these codes is the beginning […]

Use noindex Meta Tag in WordPress to Prevent Search Engine Indexing Categories, Tags and Archives

WordPress has the content duplication problem which may confuse search engines. Duplicate content won’t hurt you, unless it is spammy or keyword stuffing, as said by Matt Cutts, and Google may just ignore the duplicate content. However, instead of letting the search engines decide which pages of the duplicate ones are important, we may only […]