The problem is not in WordPress, it is in your Varnish or Apache configuration. Static files, such as CSS, JS, Images, these are served by Apache without going through WordPress at all. WordPress will simply use whatever URL you configure it to use. It doesn’t care about port or domains, as such. So, if your … Read more
Have you tried turning off errors / warnings on your Server? Maybe no per WP_DEBUG, but rather some setting on your Servers admin interface. Many times I encountered this error, it was caused by a Warning of some plugin.
Guess it needs to be said first – it is a bad idea in general to just let anyone that succeeded to trick you into uploading his PHP onto your server to actually be able to write to your code directories. It is double problematic if you let him access to your root credentials and … Read more
I am not aware of a WordPress function to do this. But have a look at this search and replace tool: https://interconnectit.com/products/search-and-replace-for-wordpress-databases/ This achieves what you want by reading in the wp-config file and scanning through it. Have a look at the function “icit_srdb_define_find” on line 374.
You will need a different database for each site, or at least a different database prefix. In either case, you’re wp-config.php file will be different for each site. I don’t see how that copying that file verbatum will work. Based on this comment: Update the config file to be exactly like the current version that … Read more
WordPress Redirect on Name Change
With these constants defined, your WP site will work both with and without the preceding www. (as well as on any other URLs that correctly resolve to the site, like hosting-provided staging URLs, etc), which search engines will penalize as duplicate content.
How to change WordPress theme file path to a remote server?
I know this is late, and you might have found the answer already, but I suspect you’ll need to do a serialized search and replace on the DB. You can’t just change the WP domain name in wp-config.php. The database still has entries for the setup domain name, whatever that might be (localhost?). You can … Read more
You can set the language through your admin panel, go to ‘Settings’ > ‘General’, Scroll down and you will find an option for choosing the language. This is a user friendly option to change the language.