Just send your users an email. The activation email is a practice that’s been in use for years, but it’s often paired with complex validations that the email is formatted correctly. If you’re going to send an activation email to users, why bother using a gigantic regular expression?
Hi, I'm Weiran Zhang. I work as a Software Enginnering Manager at Capital One. I have a passion for iOS and building thriving software teams. This blog is a place for me to document things I've learned and things I find interesting. You should follow me on Twitter.