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How to convert hex to rgb using Java?
How can I convert hex color to RGB code in Java? Mostly in Google, samples are on how to convert from RGB to hex.
17 Answer...
What does -1 mean in numpy reshape?
A numpy matrix can be reshaped into a vector using reshape function with parameter -1. But I don't know what -1 means here.
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How do I create a Python function with optional arguments?
...thon function which takes several arguments. Some of these arguments could be omitted in some scenarios.
2 Answers
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Haskell: How is pronounced? [closed]
...owing your math, or not, is largely irrelevant here, I think. As you're probably aware, Haskell borrows a few bits of terminology from various fields of abstract math, most notably Category Theory, from whence we get functors and monads. The use of these terms in Haskell diverges somewhat from the f...
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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How can I get a file's size in C? [duplicate]
... opened with an application written in C ?
I would like to know the size, because I want to put the content of the loaded file into a string, which I allocate using malloc() . Just writing malloc(10000*sizeof(char)); is IMHO a bad idea.
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What is std::move(), and when should it be used?
...ences and move constructors
In C++11, in addition to copy constructors, objects can have move constructors.
(And in addition to copy assignment operators, they have move assignment operators.)
The move constructor is used instead of the copy constructor, if the object has type "rvalue-reference" (...
Differences in string compare methods in C#
...mple. In fact there are several ways to do it. I have listed some in the block below. What I am curious about are the differences between them and when one should be used over the others? Should one be avoided at all costs? Are there more I haven't listed?
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What can I use instead of the arrow operator, `->`?
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The following two expressions are equivalent:
a->b
(*a).b
(subject to operator overloading, as Konrad mentions, but that's unusual).
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What does default(object); do in C#?
Googling is only coming up with the keyword, but I stumbled across some code that says
8 Answers
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