Hot answers tagged multisite
Yes is possible. The only thing is that you will have "two sets" of permalinks: example.com/2015/07/27 example.com/new-website/2015/07/27 Here is a codex article that explains that. Edit 1: Here is a more detailed article on the topic with it's pros/cons and potential issues.
When loading blog B (thankfully) it doesn't load plugins which are active on blog A only, and switch_to_blog() (thankfully) doesn't do that either. You could trigger the update by using something like the JSON API (or XML-RPC, ewwww), or you could make sure the post type is registered both on blog A and blog B. Maybe set show_ui to false on blog B so it ...
This has to do with the cookie domain. It is set for each domain, which prevents network-wide logins. You can try setting define( 'COOKIE_DOMAIN', '' ); in your wp-config.php, which prevents WordPress from changing the cookie domain for each site. Don't ask me about drawbacks, because I'm not entirely sure about that. Another possibility could be to set one ...
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