I have searched the forums and the plugins for hours without finding how I can achieve this. What I want to do is to have a sidebar menu that is a list of all the posts or pages in the category of the currently displayed post or page. I would also like to show the category titles for the other categories.
Something like this:
I have come to WordPress from Joomla and this was easy to do in Joomla. So, it should be easy in WordPress. Is there a plugin that does this? If not how could I do it?