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What's the difference between session.persist() and session.save() in Hibernate?
...red.
save() does not guarantee the same, it
returns an identifier, and if an
INSERT has to be executed to get the
identifier (e.g. "identity" generator,
not "sequence"), this INSERT happens
immediately, no matter if you are
inside or outside of a transaction.
This is not good in ...
Detecting taps on attributed text in a UITextView in iOS
...an perform an action. I realise that UITextView can detect taps on a URL and call back my delegate, but these aren't URLs.
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What are the differences between struct and class in C++?
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You forget the tricky 2nd difference between classes and structs.
Quoth the standard (§11.2.2 in C++98 through C++11):
In absence of an access-specifier
for a base class, public is assumed
when the derived class is declared
struct and private is assumed when the cla...
What does an Asterisk (*) do in a CSS selector?
I found this CSS code and I ran it to see what it does and it outlined EVERY element on the page,
5 Answers
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Socket.IO Authentication
I am trying to use Socket.IO in Node.js, and am trying to allow the server to give an identity to each of the Socket.IO clients. As the socket code is outside the scope of the http server code, it doesn't have easy access to the request information sent, so I'm assuming it will need to be sent up d...
iOS 7 style Blur view
...u being able to capture the view behind the one you're presenting, though, and may have trouble with views that animate behind this content. The need to take a trip through Core Graphics to rasterize the background view will slow things down, so we probably don't have sufficiently direct access to b...
How to quit scala 2.11.0 REPL?
...y did this so you can distinguish between exiting the scala console in sbt and exiting sbt itself, though I could be wrong.
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Indentation in Go: tabs or spaces?
Is there a standard Google Go coding conventions document somewhere that sets whether tabs or spaces are preferred for indentation in Go source code? If not, what is the (statistically) more popular option?
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How can I resolve “Error: No developer directory found at /Developer”?
I just upgraded XCode to 4.3.1.
I'm using a script to build (and then deploy through Testflight) my app.
But I now receive this error:
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How do I compare strings in Java?
....
However, I ran into a bug, changed one of them into .equals() instead, and it fixed the bug.
23 Answers
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