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How to prove that a problem is NP complete?
I have problem with scheduling. I need to prove that the problem is NP complete. What can be the methods to prove it NP complete?
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What is the difference between the template method and the strategy patterns?
Can someone please explain to me what is the difference between the template method pattern and the strategy pattern is?
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Why .NET String is immutable? [duplicate]
As we all know, String is immutable. What are the reasons for String being immutable and the introduction of StringBuilder class as mutable?
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Is there a way to check if a file is in use?
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Updated NOTE on this solution: Checking with FileAccess.ReadWrite will fail for Read-Only files so the solution has been modified to check with FileAccess.Read. While this solution works because trying to check with FileAccess.Read will fail i...
Exception thrown in catch and finally clause
On a question for Java at the university, there was this snippet of code:
12 Answers
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What's the meaning of interface{}?
...faces in Go" (based on "Russ Cox’s description of interfaces"):
What is an interface?
An interface is two things:
it is a set of methods,
but it is also a type
The interface{} type, the empty interface is the interface that has no methods.
Since there is no imp...
Why does Boolean.ToString output “True” and not “true”
Is there a valid reason for it being "True" and not "true"? It breaks when writing XML as XML's boolean type is lower case , and also isn't compatible with C#'s true/false (not sure about CLS though).
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Is there a performance difference between i++ and ++i in C++?
We have the question is there a performance difference between i++ and ++i in C?
17 Answers
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Arrays, heap and stack and value types
In the above code, is new int[100] generating the array on the heap? From what I've read on CLR via c#, the answer is yes. But what I can't understand, is what happens to the actual int's inside the array. As they are value types, I'd guess they'd have to be boxed, as I can, for example, pass myInte...
Is jquery a javascript library or framework? [closed]
Here, jquery is mentioned under framework category:
http://en.wikipedia.org/wiki/Comparison_of_JavaScript_frameworks
7 Ans...