...erface that I want to deprecate with portable C++. When I Googled for this all I got was a Microsoft specific solution; #pragma deprecated and __declspec(deprecated) . ...

...se of teaching, into four categories: Keywords/reserved symbols Automatically imported methods Common methods Syntactic sugars/composition It is fortunate, then, that most categories are represented in the question: -> // Automatically imported method ||= // Syntactic sugar ++= // Syn...

... & part two being the confusion surrounding Training set. In general all of Machine Learning Algorithms need to be trained for supervised learning tasks like classification, prediction etc. or for unsupervised learning tasks like clustering. During the training step, the algorithms are taught...

...deredDict() and defaultdict() from collections in one object, which shall be an ordered, default dict . Is this possible? ...

... Explanation: People coming from a C++/Java background are especially prone to overusing/misusing this "feature". But __private names don't work the same way as in Java or C++. They just trigger a name mangling whose purpose is to prevent accidental namespace collisions in subclasses...

... I normally would use a generator function. Each time you use a yield statement, it will add an item to the sequence. The following will create an iterator that yields five, and then every item in some_list. def __iter__(self): ...

... so are numerous, to list some of them: Support for descriptors. Specifically, the following constructs are made possible with descriptors: classmethod: A method that receives the class as an implicit argument instead of the instance. staticmethod: A method that does not receive the implicit ar...

... The name scrambling is used to ensure that subclasses don't accidentally override the private methods and attributes of their superclasses. It's not designed to prevent deliberate access from outside. For example: >>> class Foo(object): ... def __init__(self): ... self....

... use. The compiler generates a class for both lambda expressions and puts all variables in that class which are used in the lambda expressions. So in my example g and i are held in the same class for execution of my delegates. If g is a heavy object with a lot of resources left behind, the garbage...

...backend". In other words, the Flask(...) application constructor has been called twice, creating two instances of a Flask application. Contexts When you are working with Flask, you often end up using global variables to access various functionality. For example, you probably have code that reads.....