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What is the difference between the HashMap and Map objects in Java?
...p<String, Object> things;
private HashMap<String, Object> moreThings;
protected HashMap<String, Object> getThings() {
return this.things;
}
protected HashMap<String, Object> getMoreThings() {
return this.moreThings;
}
public Foo() {
...
What's the difference between deadlock and livelock?
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Taken from http://en.wikipedia.org/wiki/Deadlock:
In concurrent computing, a deadlock is a state in which each member of a group of actions, is waiting for some other member to release a lock
A livelock is similar to a deadlock,
except that the states of ...
Slicing of a NumPy 2d array, or how do I extract an mxm submatrix from an nxn array (n>m)?
... any pattern in the numbers of rows/columns), making it a new, mxm array. For this example let us say the array is 4x4 and I want to extract a 2x2 array from it.
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Autoincrement VersionCode with gradle extra properties
...e versionCode from an external file and depending if it is the release flavor or the debug flavor increase the versionCode. I tried the extra properties, but you can't save them, which means that next time I build it I'm getting the same versionCode.
Any help would be very much appreciated!
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Open two instances of a file in a single Visual Studio session
... so? I want to compare two sections of the same file side by side. I know workarounds such as:
14 Answers
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invalid context 0x0 under iOS 7.0 and system degradation
I've read as many search results I could find on this dreaded problem, unfortunatelly, each one seems to focus on a specific function call.
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How to access the correct `this` inside a callback?
I have a constructor function which registers an event handler:
11 Answers
11
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How to resolve “Error: bad index – Fatal: index file corrupt” when using Git
...et up the git daemon (running under Cygwin on WinXP) and cloned the repository once.
Now, I get this error with the cloned repository:
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Why in C++ do we use DWORD rather than unsigned int? [duplicate]
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DWORD is not a C++ type, it's defined in <windows.h>.
The reason is that DWORD has a specific range and format Windows functions rely on, so if you require that specific range use that type. (Or as they say "When in Rome...
Easy way to write contents of a Java InputStream to an OutputStream
...this input stream and writes the bytes to the
given output stream in the order that they are read. On return, this
input stream will be at end of stream. This method does not close
either stream.
This method may block indefinitely reading from the
input stream, or writing to the output...