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Design for Facebook authentication in an iOS app that also accesses a secured web service

...epend on the email coming from the right place. Someone please let me know what obvious thing I'm missing that makes the email-based approach silly... share | improve this answer | ...
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Difference between Inheritance and Composition

... Bad example, I had to do extra search to understand what Vector and Stack are. – Sam Ramezanli Mar 25 '17 at 16:30 ...
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Delete all Duplicate Rows except for One in MySQL? [duplicate]

... What does the 'x' do ? – GDmac Feb 15 '14 at 10:29 6 ...
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Unable to begin a distributed transaction

... This worked for me. What's strange is it's been fine for weeks, and then suddenly started. Possibly because the remote server's DTC service might be disabled. Anyway, thank you. – Boyd P Dec 19 '19 at 18:11...
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C# Convert List to Dictionary

This may seem an odd thing to want to do but ignoring that, is there a nice concise way of converting a List to Dictionary where each Key Value Pair in the Dictionary is just each string in the List. i.e. ...
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What is difference between sjlj vs dwarf vs seh?

...new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f15670169%2fwhat-is-difference-between-sjlj-vs-dwarf-vs-seh%23new-answer', 'question_page'); } ); Post as a guest ...
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Does MySQL index foreign key columns automatically?

... Yes, but only on innodb. Innodb is currently the only shipped table format that has foreign keys implemented. share | improve this answer | foll...
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View array in Visual Studio debugger? [duplicate]

...g error will occur: "error: + cannot be performed on 'pArray' and '1'". What version of VS are you using? – An Cong Tran Jun 14 '14 at 17:03 ...
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ASP.NET MVC: Unit testing controllers that use UrlHelper

...roller and route information is being passed into the UrlHelper - which is what you want if you are testing call to the UrlHelper. var context = new Mock<HttpContextBase>(); var request = new Mock<HttpRequestBase>(); var response = new Mock<HttpResponseBase>(); var session = new M...
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Applications are expected to have a root view controller at the end of application launch

...re the error was coming from precisely so I narrowed it down and found out what went wrong. It turns out that I was trying to change the display of a view before it actually came on screen. The solution was hence to move this code in the viewcontroller that was giving me trouble from - (void)viewDi...