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Design for Facebook authentication in an iOS app that also accesses a secured web service
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I just dealt with this myself, and here's the part that bit me:
In your step 5... It's possible for a user to register for an account with you entirely separate from their Facebook ID, right? Then some other time they log in with Facebook.... And you just...
How can I get nth element from a list?
...d have. So I think the idea was to allows it for edge cases, but make it stand out as non-idiomatic.
– cdosborn
Sep 26 '16 at 20:04
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Why is it important to override GetHashCode when Equals method is overridden?
...s equal, it is not necessary for them to be the same; this is a collision, and Equals will be called to see if it is a real equality or not.
In this case, it looks like "return FooId;" is a suitable GetHashCode() implementation. If you are testing multiple properties, it is common to combine them ...
JComboBox Selection Change Listener?
...emEvents, though, one for the deselection of the previously selected item, and another for the selection of the new item. Just don't use both event types!
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Scatterplot with too many points
...+ geom_point(alpha = 0.3)
Another convenient way to deal with this is (and probably more appropriate for the number of points you have) is hexagonal binning:
ggplot(df,aes(x=x,y=y)) + stat_binhex()
And there is also regular old rectangular binning (image omitted), which is more like your tr...
Undo scaffolding in Rails
Is there any way to 'undo' the effects of a scaffold command in Rails?
24 Answers
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Entity Framework - Code First - Can't Store List
...ifferent table) or do some string processing to save your list as a string and populate the list after the entity is materialized.
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How to write LDAP query to test if user is member of a group?
...e=yourUserName)
(memberof=CN=YourGroup,OU=Users,DC=YourDomain,DC=com))
and when you run that against your LDAP server, if you get a result, your user "yourUserName" is indeed a member of the group "CN=YourGroup,OU=Users,DC=YourDomain,DC=com
Try and see if this works!
If you use C# / VB.Net and...
RSpec controller testing - blank response.body
...l always returns an empty string. In browser everything renders correctly, and cucumber feature tests seem to get it right, but RSpec fails each and every time.
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How does View Controller Containment work in iOS 5?
...r containers, analogous to UITabBarController , UINavigationController , and the like.
2 Answers
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