"I'm afraid it's not currently possible, because the 'All Activity' page (and also the home page) combine streams of multiple posts types (e.g. questions, answers and comments), and paging cannot be done on this stream efficiently while taking advantage of database indexes. I'm still thinking about the best way to get around this, without complicating the schema too much..."
answer from gidgreen, dated 9 Aug 2010
Welcome to the Q&A site for Question2Answer.
If you have a question about Q2A, please ask here, in English.
To report a bug, please create a new issue on Github or ask a question here with the bug tag.
If you just want to try Q2A, please use the demo site.