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What is the use of ByteBuffer in Java? [closed]
What are example applications for a ByteBuffer in Java? Please list any example scenarios where this is used. Thank you!
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How do I enumerate the properties of a JavaScript object? [duplicate]
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Simple enough:
for(var propertyName in myObject) {
// propertyName is what you want
// you can get the value like this: myObject[propertyName]
}
Now, you will not get private variables this way because they are not available.
EDIT: @bitwiseplatypus is correct that unless you use the ...
What is the use case of noop [:] in bash?
... for noop in bash (:), but was not able to find any good information. What is the exact purpose or use case of this operator?
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Compelling examples of custom C++ allocators?
...t;T>
to
std::vector<T,tbb::scalable_allocator<T> >
(this is a quick and convenient way of switching the allocator to use TBB's nifty thread-private heaps; see page 7 in this document)
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Why java.util.Optional is not Serializable, how to serialize the object with such fields
The Enum class is Serializable so there is no problem to serialize object with enums. The other case is where class has fields of java.util.Optional class. In this case the following exception is thrown: java.io.NotSerializableException: java.util.Optional
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Determine project root from a running node.js application
Is there a better way than process.cwd() to determine the root directory of a running node.js process? Something like the equivalent of Rails.root , but for Node.js. I'm looking for something that is as predictable and reliable as possible.
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Does adding a duplicate value to a HashSet/HashMap replace the previous value
...places the old value with the new one.
In the case of HashSet, the item isn't inserted.
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Is inline assembly language slower than native C++ code?
...l you start from wrong assumption that a low-level language (assembly in this case) will always produce faster code than high-level language (C++ and C in this case). It's not true. Is C code always faster than Java code? No because there is another variable: programmer. The way you write code and k...
Generate an integer that is not among four billion given ones
I have been given this interview question:
38 Answers
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Can I make git recognize a UTF-16 file as text?
... change git identified the file as binary and wouldn't diff it for me. I discovered that the file was encoded in UTF-16.
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