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A KeyValuePair in Java [duplicate]

I'm looking for a KeyValuePair class in Java. Since java.util heavily uses interfaces there is no concrete implementation provided, only the Map.Entry interface. ...
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What is the difference between a.getClass() and A.class in Java?

In Java what pros/cons exist surrounding the choice to use a.getClass() or A.class ? Either can be used wherever a Class<?> is expected, but I imagine that there would be performance or other subtle benefits to using both in different circumstances (just like there are with Class.forName...
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How to check if mod_rewrite is enabled in php?

I was wondering if it is possible to check if mod_rewrite is enabled on Apache AND IIS in PHP . 15 Answers ...
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GET URL parameter in PHP

I'm trying to pass a URL as a url parameter in php but when I try to get this parameter I get nothing 9 Answers ...
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How to duplicate object properties in another object?

... for(var k in firstObject) secondObject[k]=firstObject[k]; share | improve this answer | follow ...
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Static variable inside of a function in C

What will be printed out? 6 6 or 6 7? And why? 13 Answers 13 ...
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How to simulate Android killing my process

Android will kill a process if it is in the background and the OS decides it needs the resources (RAM, CPU, etc.). I need to be able to simulate this behaviour during testing so that I can ensure that my application is behaving correctly. I want to be able to do this in an automated way so that I ca...
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Are Git forks actually Git clones?

I keep hearing people say they're forking code in Git. Git "fork" sounds suspiciously like Git "clone" plus some (meaningless) psychological willingness to forgo future merges. There is no fork command in Git, right? ...
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What is the purpose of using -pedantic in GCC/G++ compiler?

...rs always try to compile your program if this is at all possible. However, in some cases, the C and C++ standards specify that certain extensions are forbidden. Conforming compilers such as gcc or g++ must issue a diagnostic when these extensions are encountered. For example, the gcc compiler’s -p...
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push_back vs emplace_back

I'm a bit confused regarding the difference between push_back and emplace_back . 7 Answers ...