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Get source jar files attached to Eclipse for Maven-managed dependencies
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This is achieved by going into Window > Preferences > Maven and checking the "Download Artifact Sources" and "Download Artifact JavaDoc" options.
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How to insert values into C# Dictionary on instantiation?
Does anyone know if there is a way I can insert values into a C# Dictionary when I create it? I can, but don't want to, do
dict.Add(int, "string") for each item if there is something more efficient like:
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Meaning of = delete after function declaration
...or any function. For example, we
can eliminate an undesired conversion like this:
struct Z {
// ...
Z(long long); // can initialize with an long long
Z(long) = delete; // but not anything less
};
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How to search a string in multiple files and return the names of files in Powershell?
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jon Zjon Z
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Make a negative number positive
...swered Jan 29 '09 at 21:25
Jon SkeetJon Skeet
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how to check the jdk version used to compile a .class file [duplicate]
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You're looking for this on the command line (for a class called MyClass):
On Unix/Linux:
javap -verbose MyClass | grep "major"
On Windows:
javap -verbose MyClass | findstr "major"
You want the major version from the results. Her...
Is bool a native C type?
I've noticed that the Linux kernel code uses bool, but I thought that bool was a C++ type. Is bool a standard C extension (e.g., ISO C90) or a GCC extension?
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What is the most efficient way of finding all the factors of a number in Python?
...0.5) + 1) if n % i == 0)))
This will return all of the factors, very quickly, of a number n.
Why square root as the upper limit?
sqrt(x) * sqrt(x) = x. So if the two factors are the same, they're both the square root. If you make one factor bigger, you have to make the other factor smaller. This...
Reverse colormap in matplotlib
I would like to know how to simply reverse the color order of a given colormap in order to use it with plot_surface.
7 Answ...
How do I create a variable number of variables?
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You can use dictionaries to accomplish this. Dictionaries are stores of keys and values.
>>> dct = {'x': 1, 'y': 2, 'z': 3}
>>> dct
{'y': 2, 'x': 1, 'z': 3}
>>> dct["y"]
2
You can use variable key names to achieve the effect of variable variables without the securit...