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JPA: How to have one-to-many relation of the sam>mem> Entity type

There's an Entity Class "A". Class A might have children of the sam>mem> type "A". Also "A" should hold it's parent if it is a child. ...
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How to work with complex numbers in C?

...umbers in C? I see there is a complex.h header file, but it doesn't give m>mem> much information about how to use it. How to access real and imaginary parts in an efficient way? Is there native functions to get module and phase? ...
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Cron jobs and random tim>mem>s, within given hours

I need the ability to run a PHP script 20 tim>mem>s a day at completely random tim>mem>s. I also want it to run only between 9am - 11pm. ...
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How do I work with a git repository within another repository?

I have a Git m>mem>dia repository where I'm keeping all of my JavaScript and CSS master files and scripts that I'll use on various projects. ...
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Using NSPredicate to filter an NSArray based on NSDictionary keys

... to clarify for new coders like m>mem>, the key line of code is 'NSArray *filtered = [data filteredArrayUsingPredicate:[NSPredicate predicateWithFormat:@"(BAR == %@)", @"foo"]];' where 'data' is the nsarray of nsdictionaries that is already in your code. (thank...
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What is the difference between :first-child and :first-of-type?

I can't tell the difference between elem>mem>nt:first-child and elem>mem>nt:first-of-type 3 Answers ...
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UIButton inside a view that has a UITapGestureRecognizer

... delegate of the UITapGestureRecognizer. Then in the delegate you can implem>mem>nt -gestureRecognizer:shouldReceiveTouch:. In your implem>mem>ntation you can test if the touch belongs to your new subview, and if it does, instruct the gesture recognizer to ignore it. Som>mem>thing like the following: - (BOOL)g...
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What is the difference between Server.MapPath and HostingEnvironm>mem>nt.MapPath?

Is there any difference between Server.MapPath() and HostingEnvironm>mem>nt.MapPath() ? Does Server.MapPath() have any advantages over HostingEnvironm>mem>nt.MapPath() ? ...
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PHP foreach loop key value

I am running this DB call to get m>mem> multi-dim>mem>nsional array I am trying to get the keys of each but when I try it com>mem>s up blank or as array. ...
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Stream.Seek(0, SeekOrigin.Begin) or Position = 0

When you need to reset a stream to beginning (e.g. m>Mem>moryStream ) is it best practice to use 2 Answers ...