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What is the difference between Unidirectional and Bidirectional JPA and Hibernate associations?
...you have answer my question :stackoverflow.com/questions/5350770/… . And now I am not sure the relationship holding,since I can not write more in the comment,so I post it here dpaste.de/J85m .Please have a check if possible.:)
– hguser
Mar 19 '11 at 13:30
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Good MapReduce examples [closed]
... -> (C D)
(C D) -> (A B E)
(C E) -> (B D)
(D E) -> (B C)
Now when D visits B's profile, we can quickly look up (B D) and see
that they have three friends in common, (A C E).
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Java Generics: Cannot cast List to List? [duplicate]
...ith Tree. You can't call b1.add(...) precisely because the compiler won't know whether it's safe or not.
Have a look at this section of Angelika Langer's Java Generics FAQ for more information.
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Concat scripts in order with Gulp
...asing that part because I wasn't sure exactly why I needed it, makes sense now.
– Michael Joseph Aubry
Feb 22 '14 at 22:14
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What are the differences between various threading synchronization options in C#?
..."Using Other .Net synchronization classes"- some of the others you should know about:
ReaderWriterLock - allows multiple readers or a single writer (not at the same time)
ReaderWriterLockSlim - like above, lower overhead
ManualResetEvent - a gate that allows code past when open
AutoResetEvent - as...
How to Deal with Temporary NSManagedObject instances?
...e Apple have updated CoreDataBooks, indeed it still uses two contexts, but now the 2nd context is a child of the first. This technique is discussed (and recommended) in WWDC 2011 presentation 303 (what's new in Core Data in iOS) and is mentioned here (with the much, MUCH, simpler code for merging ch...
Reference one string from another string in strings.xml?
...g>
<string name="string_default">@string/string1</string>
Now you can use string_default everywhere in your code and you can easily change the default at any time.
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Could not load file or assembly 'System.Net.Http.Formatting' or one of its dependencies. The system
I have a small MVC app that I use for practice reasons, but now I am encountering an error every time I try to debug:
18 An...
Is it acceptable and safe to run pip install under sudo?
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I did sudo pip install not know damages of using it. How can I undo this command or blocking to run under sudo?
– Emre Değirmenci
Apr 6 at 12:08
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Defining static const integer members in class definition
...uite obvious to me to degenerate a constant declaration with constant and know values to a literal constant in which way this would compile without problems. C++ has a long way to go ...
– Johannes Overmann
Jul 19 '19 at 9:27
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