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java.util.regex - importance of Pattern.compile()?
...d reset a Matcher object that is only ever used by one thread at a time in order to reduce allocations.
– AndrewF
Jul 3 '19 at 20:40
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Forward declaration of a typedef in C++
...orward declaration can be made if we only need to know the type exists, in order to create pointers or references to the type. Since the OP didn't show code, but complained it wouldn't compile, I assumed (probably correctly) that the OP was trying to use the type, not just refer to it.
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How do you mock out the file system in C# for unit testing?
...uld need to be installed on your whole team's PCs and
your build server in order to run, also, it apparently won't work for
the System.IO.File, as it can't stub mscorlib.
You could also just accept that certain methods are not unit testable
and test them in a separate slow-running integration/system...
ASP MVC in IIS 7 results in: HTTP Error 403.14 - Forbidden
...s.
3) Open Commanp Prompt as administrator and run iisreset command in order to restart IIS Server.
Hope this helps...
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Is there an equivalent for the Zip function in Clojure Core or Contrib?
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zipmap returns you a map, which does not guarantee the order
– Ilya Shinkarenko
Mar 4 '15 at 23:04
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LinearLayout not expanding inside a ScrollView
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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How to remove item from list in C#?
...) ensures the RemoveAt will be correct if there are gaps in the IDs or the ordering is wrong, etc, and using RemoveAt (vs Remove) avoids a second O(n) search through the list.
Here is a LINQPad snippet:
var list = new List<int> { 1, 3, 2 };
var index = list.FindIndex(i => i == 2); // like...
String.equals versus == [duplicate]
...g's equals() method:
It compares the Strings character by character, in order to come to a conclusion that they are indeed equal.
That's how the String equals method behaves. So datos[0].equals(usuario) will return true, because it performs a logical comparison.
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Delete/Reset all entries in Core Data?
...p;error]) {
// do something with the error
}
}
Note that in order to call self.persistentStoreCoordinator I declared a property in the Home View Controller. (Don't worry about the managedObjectContext that I use for saving and loading.)
@property (nonatomic, retain) NSManagedObjectCo...
Error installing mysql2: Failed to build gem native extension
...ew to install open source programs. I did have to install mac Dev tools in order to install homebrew, but after that it was a simple:
brew install mysql
to install mysql. I haven't had a mysql gem problem since.
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