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.toArray(new MyClass[0]) or .toArray(new MyClass[myList.size()])?
Assuming I have an ArrayList
9 Answers
9
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How to copy Docker images from one host to another without using a repository
How do I transfer a Docker image from one machine to another one without using a repository, no matter private or public?
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Better way to shuffle two numpy arrays in unison
...s import shuffle
X, y = shuffle(X, y, random_state=0)
To learn more, see http://scikit-learn.org/stable/modules/generated/sklearn.utils.shuffle.html
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Two-dimensional array in Swift
I get so confused about 2D arrays in Swift. Let me describe step by step. And would you please correct me if I am wrong.
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What are the precise rules for when you can omit parenthesis, dots, braces, = (functions), etc.?
.... with a space and omit
the parentheses
As mentioned on the blog post: http://www.codecommit.com/blog/scala/scala-for-java-refugees-part-6 .
So perhaps this is actually a very strict "syntax sugar" which only works where you are effectively calling a method, on an object, which takes one parame...
Is the “struct hack” technically undefined behavior?
...o this question:
The idiom, while common, is not strictly conforming
http://www.open-std.org/jtc1/sc22/wg14/www/docs/dr_051.html
In the C99 Rationale document the C Committee adds:
The validity of this construct has always been questionable. In the response to one Defect
Report, the Co...
Stop Excel from automatically converting certain text values to dates
Does anyone happen to know if there is a token I can add to my csv for a certain field so Excel doesn't try to convert it to a date?
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Serializing an object as UTF-8 XML in .NET
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Result:
<?xml version="1.0" encoding="utf-8"?>
<Test xmlns:xsd="http://www.w3.org/2001/XMLSchema"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<X>0</X>
</Test>
Note the declared encoding of "utf-8" which is what we wanted, I believe.
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Why not abstract fields?
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Why does ReSharper want to use 'var' for everything?
I've just started using ReSharper with Visual Studio (after the many recommendations on SO). To try it out I opened up a recent ASP.NET MVC project. One of the first and most frequent things I've noticed it suggesting is to change most/all my explicit declarations to var instead. For example:
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