November 2015
Intermediate to advanced
224 pages
4h 30m
English
Content preview from iOS eCommerce App Development with Parse
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Chapter 9
The Login Feature
In the previous chapter, you learned how to sign up new users. In this chapter, you will learn how to implement the log in and log in with Facebook features.
Using Direct Log In
Similar to the sign-up feature, the user logs in with an e-mail and password, so you can use the same model (EMABUser), similar views (EMABEmailTextField, EMABPasswordTextField, and UITableView), and a “Log In” button.
Before requesting Parse to verify the information a user provides, you need to do some information check as you have done for the sign-up feature; for example, you need to check whether the e-mail is valid, the e-mail length meets the minimum length requirement, and the password length meets the minimum length requirement. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.