The basic rule of thumb for Memcached is: use it if you’re running multiple servers or connecting to multiple databases for the same assets. Another more harsh way to put it: If you don’t know what Memcached is, you probably don’t need it. Since you have a single server(and probably single DB) you won’t be … Read more
Rather than incorporating dynamic content into cached pages, you are better off using AJAX to pull dynamic content onto those pages in the browser. In your news.php file, simply have an empty element that will contain the content. Better still, have it contain an AJAX spinner that indicates that content is coming. <div id=”late-load-news”> <img … Read more
I was in a similar situation recently and started using W3 Total Cache too. I’m not sure what settings you have at the moment, but it’s worth experimenting a bit if you can to see that you’re really using W3 Total Cache to the max For example, I originally only had Page Cache and Browser … Read more
A transient that doesn’t expire has a max name length of 53 characters yet a transient that does expire has a max name length of 45 characters. http://core.trac.wordpress.org/ticket/15058
So your problem is that you want to cache 2 Loops, WordPress do some stuff behind the hood to cache loops. What you might do is either activate a plugin like W3 Total Cache, but if you really need to perform caching of data for some of functionality there is some function/methods that will allow … Read more
If you want to enforce the visitor to load the new version of your stylesheets and scripts, then (as @majick suggested) changing the version via query string is the way to go. This is just how the caching works. My suggestion would be to make sure you update the theme version on every major, or … Read more
If you update your WordPress theme’s style.css, you may have noticed that you have to “force-reload” your site in your browser to see the changes. This is because your browser keeps a copy of the CSS cached on your hard drive. Depending on how your server is set up, it may not check for a … Read more
If this is about .css and .js changes, one way is to add “versions” of your files. For example: script_1.0.css // This is the URL for release 1.0 script_1.1.css // This is the URL for release 1.1 script_1.2.css // etc. Or alternatively do it after the file name: script.css?v=1.0 // This is the URL for … Read more
You may need to set nocache headers in your main template header. Include this near the top of the header.php after the opening tag: nocache_headers() From here: Function Reference/nocache headers Run some tests, I believe this should only affect the main page file, other files should still cache normally. More idealy, wordpress should be sending … Read more
Since, your site already uses W3 Total Cache plugin, let me provide a solution based on it. Please visit yoursite’s wp-admin/admin.php?page=w3tc_browsercache and look for the text “Set cache control header”. Check this option, if it is unchecked, and then choose “no-cache” for the “Cache control policy”. This needs to be done in three places… CSS … Read more