4 ms·Ask HN: How to ping a specific user on Hacker News?2 points by purplepigeon 16y agoHow do you ping a specific user on hacker news to ask them a question? Graciasiamdave 16y agoClick their username in the post, usually you'll see in the 'About:' section an email address.rhizome 16y agoif they want to be contactable, they'll put that info in their profile.