How to list articles in user node On the user node page, how to automatically show the articles posted by the user?
In short, the Views module can be used to do that. This question and answer from the main StackOverflow site covers the same issue, including a link to a tutorial with more details.

Start by installing the Views module. Create a new view to list content. Under the Advanced section for the view, add UID as a contextual filter. From there, you can either create a block display or a page display, to output the view. If you add a page display, you could have it appear as a tab on the user's page, by setting it as a "Menu tab."