A cache is a component that transparently stores data so that future requests for that data can be served faster. The data that is stored within a cache might be values that have been computed earlier or duplicates of original values that are stored elsewhere.

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1answer
70 views

Manually cache a special, non-WP-but-using-WP page (e.g. Ajax results) with W3TC

Under the active theme folder, I have a search-autocomplete.php file which uses various WP queries to create smart JSON results delivered via AJAX to a jQuery UI Autocomplete input field. It's not a ...
0
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3answers
206 views

After moving a site to another domain, all images are lost

I moved from www.domain1.com to www.domain2.com Trouble is the image paths left looking at www.domain1.com/wp-content/uploads... So when www.domain1.com went down all my images are now lost. I ...
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0answers
105 views

Preventing Cache for Text Content but not for CSS files and Images

I am front-end developer and my knowledge is limited for server-side. Excuse me if I am mistaken on terminology. I have Wordpress blog that I write blog posts about javascript. I update the same post ...
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1answer
69 views

WordPress aggressively caching CSS

I’m absolutely fed up at this stage. I just activated a new theme on my WordPress site. I activated it at about 7pm GMT and since then I’ve been trying to change the style. I’ve updated the CSS (I’m ...
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0answers
13 views

Updating WordPress or plugins causes site issues (due to API, I think)

I have a problem with all of the sites I host on my server. Whenever someone updates WordPress of plugins, I manually have to restart Apache to get things to work properly. Should the update process ...
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0answers
124 views

Is MySQL query cache useful for WordPress?

Starting from MySQL 5.6, if you use InnoDB as the default engine, the query cache is now officially disabled. We've a quite moderate traffic WordPress site and experience a major downtime when we ...
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1answer
31 views

Serve content from centralized location

I'm looking for an easy/efficient way to manage & serve content from one master WP site to multiple drones (NOT multisite). On the master site i'll have custom post type "served_content". The ...
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0answers
42 views

Post not showing up sometimes on website

I have a weird problem. A particular post is not showing up on my website sometimes. So If I clear cache then it shows up. It is happening only to one particular post. I am not able to figure out what ...
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0answers
20 views

How to cancel a custom post type query based on existing cache file

Is there a proper way to greatly restrict the query (or remove it altogether) for a custom post type type-single.php file? Simply stated, for reasons of speed speed speed I've cached all relevant ...
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0answers
35 views

Should I use transients for these API call results?

I am consuming an API that gives me a list of people and their profiles. My initial idea was working perfectly fine when it's just the list of people because I was just saving the ids and names using ...
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0answers
80 views

Splash pages on a high traffic site

Could use some advice here. We have a fairly high traffic site web site using WordPress. Currently we have two VPS servers managing the site, one that holds WP, one that holds MySQL. The WP servers ...
0
votes
1answer
57 views

Page updates appear in Preview but not live version?

I have made some changes to a blog page and excluded some categories. However, whenever I view the blog online the excluded posts still appear. But when I got to the blog page and click 'preview' the ...
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0answers
56 views

How to total cache a specific PHP file? [closed]

How do I cache specific file in WordPress? I have a file in a theme in WordPress and W3 Total cache. The file has a .php extension and is loading dynamic CSS from database. It takes too much time to ...
0
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0answers
43 views

My website resets when accessing the index page

So my wordpress theme and website is on a stage server, since it's under production. And this issue happens once in a while. Basically, if I log in as a user, and when I enter the index page, the ...
0
votes
1answer
120 views

Under heavy cache conditions, updating the parent theme don't reflect changes with child theme enabled

I use W3 Total Cache, Cloudflare (and CloudFront for media files). I use a Child Theme to customize specifically for my site while maintaining the core theme with the parent theme. Whenever I update ...
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votes
0answers
24 views

Major cache but only on wordpress site

I have disabled all caching plugins, and i have cleared my browser cache, removed my temp browser files - how come i still not seeing my changes going trough on my wordpress page? I wait 20min they ...
0
votes
0answers
42 views

Wordpress Cache not working with some ajax calls

I need to install a plugin for caching my wordpress/buddypress pages or at least add define('WP_CACHE', true); to wp-config.php but when I do this, the button "join this group" that uses Ajax calls ...
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votes
2answers
38 views

Debug Performance Issues

I've had a WordPress blog I've hosted on Dream Host for several years now. Recently (the past year) my site is going down often. Via Dream Host I found that I'm using up my CPU limit and they are ...
0
votes
1answer
62 views

Apache extensions for WordPress' working without troubles

I have a new web server at the Hetzner EX60. With this new site I have many problems. First of all I need to say that I have problems with default theme and without any plugins. I tried to resolve ...
0
votes
2answers
118 views

Session alternative for plugins (due to caching)

I'm building a plugin that picks a random post from the database and delivers the result dynamically to the user. For certain aspects I need to know the post ID that's been randomly selected. Session ...
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votes
0answers
311 views

Nonces and Cache

It's clear that form submissions and AJAX requests, especially sensible ones, need "nonces" to avoid certain exploits. However, with heavy use of caching systems it becomes harder to generate them ...
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0answers
20 views

Cache plugin Cache all Pages by cron

Does someone know if there is a cache plugin where you can choose if you can cache all pages at once? And if possible with a cron!
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0answers
59 views

cache reset button and question about deleting cache

I need to put a "delete cache button" on front-end pages. I am looking for plugins for it. any experience or recommendation for it? Can you recommend me a plug in when i create a reset button? What ...
0
votes
1answer
78 views

Cleared wp-cache and file is still not updated [closed]

I did all the following: Deleted the cache in the WP Super Cache settings Added define('DISABLE_CACHE', true); in my wp-config.php Deleted my 'cache' folder under 'wp-content' However a theme php ...
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votes
1answer
442 views

Caching-Plugins and Ajax-Page-Parts

I'd love to use »W3 Total Cache« for my Wordpress page. Caching the full page is really fasten up the site. But there is a lot of current community activity and most pages including some "latest ...
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votes
1answer
47 views

User cannot authenticate after signup when object cache enabled

I've just upgraded to WordPress 3.5.1 and the new object-cache.php version 2.0.2 that users some new switch to blog cache functionality. We had this issue with the previous version of object cache, ...
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votes
2answers
230 views

File permissions for wp-minify plugin

I am worried on installing Wp-Minify plugin. But it needs 777 permission for the cache directory located inside wp-uploads directory. Isn't it a security issue?
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votes
1answer
66 views

Keeping Objects in Memory

I have built a WordPress plugin using classes. Each project class is created for a specific user. I want to do three things: Keep the project object in memory for that user between his or her ...
0
votes
1answer
1k views

Bluehost WebHost and performance problems with W3TC [closed]

I'm currently arguing with Bluehost over slow server times and they pointed to a report at gtmetrix.com in which I found inefficient CSS selectors. There were 55 very inefficient CSS selectors from ...
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votes
1answer
213 views

Pagination in WP query with transient API

I have integrated WordPress transient system with w3 total cache. Now I can`t to do pagination for this query. <?php $paged1 = (get_query_var('paged1')) ? ...
0
votes
1answer
55 views

WordPress cache feeds

I would like to implement a custom cache for all the feeds in my site. The rss requests are very intensive and I have a big db load. Do anyone know of a good action before running the rss query so I ...
0
votes
1answer
84 views

W3 Total Cache Minification: way to revert back? [closed]

W3 Total Cache Minification: after adding all my js files in the minification settings, what if something screws up? Is is possible to revert back to the original un-minified files? Thanks.
0
votes
1answer
558 views

W3 Total Cache and IIS7 not doing much [closed]

I have my WordPress blog up and running on an IIS7 server and I installed W3 Total Cache. At some point prior to WordPress 3.2 upgrade, everything seemed to be working, but since then (and quite ...
0
votes
3answers
996 views

What hooks to hook onto for automatic cache clearing

I have a WP-site with not that many writes, but quite a few reads and a few specific hotspots in the templates that I'd like to cache pretty aggressively with my own PHP-caching mechanism. I could ...
0
votes
3answers
833 views

After Migration, Warning: include_once() errors on all pages

We migrated our site to a new host and changed the domain name, and now all pages are displaying errors: Warning: include_once(includes/class-wc-download-handler.php) [function.include-once]: ...
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votes
1answer
47 views

Server Variables not recognized in certain posts

I've got a very strange issue that I've never seen in WordPress. I've just converted a big site over to a new responsive theme. The site has about 1,400 articles and there are ads on it. The way we ...
0
votes
1answer
153 views

Wordpress theme Modifications not showing up on live server

I have been working on localhost with a theme that was already installed on live server. After i completed my mods, uploaded the files to themes folder in wp-content but to my disappointment, the same ...
-1
votes
2answers
294 views

Are get_bloginfo queries cached to start, or should they be cached?

I was just wondering if calling get_bloginfo too many times was going to harm performance in a theme and if the data should just be put into its own var?
-1
votes
1answer
2k views

CSS changes not taking effect [closed]

I make changes to my style.css file but they do not take effect on the website. Style.css is located here: /wp-content/themes/academy/style.css I have made changes to it previously and the changes ...
-1
votes
1answer
306 views

WP Super Cache versus W3 Total Cache [closed]

I recently moved to a dedicated server and I've been having some problems with W3 Total Cache, server crashing, eating up a lot of RAM, back end interface becoming slow.. Everything appeared to work ...
-1
votes
1answer
20 views

Caching & Outputting RSS Data

I need to pull in 2 different RSS feeds from an external site into our site. I have two questions about how to best do this: I want to cache the feed so that it doesn't get pulled in every time ...
-1
votes
1answer
104 views

Editing wp-includes/feed.php

I was not understanding why my RSS didn't update, after much wailing and gnashing of teeth I believe I have fixed this to a degree by editing wp-includes/feed.php. I changed this: ...
-1
votes
1answer
101 views

Browser Cache causes 'Orderby=rand' to return the same posts

I have a code that redirects users to a random post whenever they visit the homepage: if (have_posts()) { query_posts('orderby=rand'); while (have_posts()) { the_post(); ...
-1
votes
1answer
758 views

How to specify expiration of cacheable resources? [closed]

I'm trying to speed up a wordpress site -- this site: http://richardclunan.net I'm following the observations here: http://gtmetrix.com/reports/richardclunan.net/9ps7Zc0j The first item says: "The ...