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Git will not init/sync/update new submodules
...command. If there is an entry of your submodule in the config result, then now the usual git submodule update --init should pull your submodule. To test this step, you can manually rename the submodule and then updating the submodule.
mv yourmodulename yourmodulename-temp
git submodule update --...
Red black tree over avl tree
... balance factor at each node. This takes O(N) extra space. However, if we know that the keys that will be inserted in the tree will always be greater than zero, we can use the sign bit of the keys to store the colour information of a red-black tree. Thus, in such cases red-black tree takes no extra ...
How do I create a namespace package in Python?
...introduces implicit namespace packages, see PEP 420.
This means there are now three types of object that can be created by an import foo:
A module represented by a foo.py file
A regular package, represented by a directory foo containing an __init__.py file
A namespace package, represented by one ...
How to write to a file in Scala?
...ite
file.writeStrings( "It costs" :: "one" :: "dollar" :: Nil)
// Now all options
file.writeStrings("It costs" :: "one" :: "dollar" :: Nil,
separator="||\n||")(codec = Codec.UTF8)
}
share
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Explaining Python's '__enter__' and '__exit__'
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If you know what context managers are then you need nothing more to understand __enter__ and __exit__ magic methods. Lets see a very simple example.
In this example I am opening myfile.txt with help of open function. The try/finally...
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 can I get Maven to stop attempting to check for updates for artifacts from a certain group from
...one of repositories. Downloads were hanging even with update police never. Now snapshots aren't downloaded which is exactly that I wanted.
– wolfroma
Aug 24 '17 at 19:16
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What platforms have something other than 8-bit char?
Every now and then, someone on SO points out that char (aka 'byte') isn't necessarily 8 bits .
12 Answers
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Minimizing NExpectation for a custom distribution in Mathematica
...anResidualLife takes a long time to compute, even for a single evaluation. Now, the FindMinimum or similar functions try to find a minimum to the function. Finding a minimum requires either to set the first derivative of the function zero and solve for a solution. Since your function is quite compli...
How to use permission_required decorators on django class-based views
...sion_required() and the login_required attribute in the view, but I don't know how to do this on the new views. Is there some section in the django docs explaining this? I didn't found anything. What is wrong in my code?
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