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MySQL - Make an existing Field Unique
I have an already existing table with a field that should be unique but is not. I only know this because an entry was made into the table that had the same value as another, already existing, entry and this caused problems.
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How do I know that the UICollectionView has been loaded completely?
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// In viewDidLoad
[self.collectionView addObserver:self forKeyPath:@"contentSize" options:NSKeyValueObservingOptionOld context:NULL];
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary ...
How to add a right button to a UINavigationController?
I am trying to add a refresh button to the top bar of a navigation controller with no success.
21 Answers
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How to get the containing form of an input?
I need to get a reference to the FORM parent of an INPUT when I only have a reference to that INPUT. Is this possible with JavaScript? Use jQuery if you like.
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Create web service proxy in Visual Studio from a WSDL file
My application needs to talk to a web service that hasn't got an online WSDL definition. The developers however supplied me with a WSDL file.
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How to cherry pick only changes for only one file, not the whole commit
I need to apply changes introduced in one branch to another branch.
I can use cherry pick to do that. However, in my case I want to apply changes which are relevant only for one file, I don't need to cherry pick whole commit.
How to do that?
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What is the use of the @Temporal annotation in Hibernate?
The Hibernate Documentation has the information below for the @Temporal annotation:
7 Answers
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Refresh a page using JavaScript or HTML [duplicate]
How can I refresh a page using JavaScript or HTML?
8 Answers
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PHP Fatal error: Call to undefined function json_decode()
Apache is logging PHP Fatal error: Call to undefined function json_decode() . After some googling, it seems this problem is a result of not having the latest version of php. Oddly, running php --version ouputs
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Google Map API v3 — set bounds and center
I've recently switched to Google Maps API V3. I'm working of a simple example which plots markers from an array, however I do not know how to center and zoom automatically with respect to the markers.
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