In Airbnb, I see that the user can 'sign up' with Facebook or 'sign in' with Facebook. What is the difference between sign up and sign in? Do these options actually perform different actions?
I am working on an application, where i would like the user to first register and than log in to the application. Can i make the user perform both actions from a single form i.e. as soon as he ...
Is there a better way rather than forcing a double sign-in? Inspired by Youtube commenting by Google plus
This is an awkward question, combined with a irritated observation. Please forgive the irritated tone. I am very frustrated by the repeated messages I get on YouTube if I want to do as little as ...
I'm creating an online service that requires users to sign in with their email address, and before they can sign in on a new device, they have to confirm it with an email message in their inbox. The ...
Jakob Nielsen suggested it in 2009 (http://www.nngroup.com/articles/stop-password-masking/), and Luke W concurs (http://www.lukew.com/ff/entry.asp?1653), but are there any real-world implementations ...