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What's the difference between equal?, eql?, ===, and ==?
I am trying to understand the difference between these four methods. I know by default that == calls the method equal? which returns true when both operands refer to exactly the same object.
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Is there a working C++ refactoring tool? [closed]
Does anybody know a fully featured refactoring tool for C++ that works reliably with large code bases (some 100.000 lines)?
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How to count the number of set bits in a 32-bit integer?
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55 Answers
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What is a difference between
What is the difference between <? super E> and <? extends E> ?
9 Answers
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How do I find the caller of a method using stacktrace or reflection?
I need to find the caller of a method. Is it possible using stacktrace or reflection?
12 Answers
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Python using enumerate inside list comprehension
Lets suppose I have a list like this:
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How can I add an empty directory to a Git repository?
How can I add an empty directory (that contains no files) to a Git repository?
35 Answers
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Is there an alternative to bastard injection? (AKA poor man's injection via default constructor)
I most commonly am tempted to use "bastard injection" in a few cases. When I have a "proper" dependency-injection constructor:
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Why are private fields private to the type, not the instance?
In C# (and many other languages) it's perfectly legitimate to access private fields of other instances of the same type. For example:
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A std::map that keep track of the order of insertion?
I currently have a std::map<std::string,int> that stores an integer value to an unique string identifier, and I do look up with the string. It does mostly what I want, except for that it does not keep track of the insertion order. So when I iterate the the map to print out the values, they a...