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  1. python - What do these operators mean ... - Stack Overflow

    Mar 4, 2013 · However, Python 3 changed the behavior of / to perform floating-point division even if the arguments are integers. The // operator was introduced in Python 2.6 and Python 3 to provide an …

  2. What does asterisk * mean in Python? - Stack Overflow

    Does * have a special meaning in Python as it does in C? I saw a function like this in the Python Cookbook:

  3. What do the symbols "=" and "==" mean in python? When is each used?

    Although in Python we normally say that exceptions are raised rather than thrown, but I guess that's just a minor point. But you might like to mention that it raises a NameError, and why it does that.

  4. syntax - What do >> and << mean in Python? - Stack Overflow

    Apr 3, 2014 · The other case involving print >>obj, "Hello World" is the "print chevron" syntax for the print statement in Python 2 (removed in Python 3, replaced by the file argument of the print() …

  5. What does the "at" (@) symbol do in Python? - Stack Overflow

    Functions, in Python, are first class objects - which means you can pass a function as an argument to another function, and return functions. Decorators do both of these things.

  6. What does the ** maths operator do in Python? - Stack Overflow

    What does this mean in Python: sock.recvfrom(2**16) I know what sock is, and I get the gist of the recvfrom function, but what the heck is 2**16? Specifically, the two asterisk/double asterisk ope...

  7. python - What does if __name__ == "__main__": do? - Stack Overflow

    Jan 7, 2009 · When Python loads a source code file, it executes all of the code found in it. (Note that it doesn't call all of the methods and functions defined in the file, but it does define them.)

  8. What does [:-1] mean/do in python? - Stack Overflow

    Mar 20, 2013 · Working on a python assignment and was curious as to what [:-1] means in the context of the following code: instructions = f.readline()[:-1] Have searched on here on S.O. and on Google …

  9. What is the purpose of the single underscore "_" variable in Python?

    May 5, 2011 · Underscore _ is considered as " I don't care " or " throwaway " variable in Python The python interpreter stores the last expression value to the special variable called _.

  10. Pipe character in Python - Stack Overflow

    Any Python library, standard or userbase, can overload any operator (e.g., archived PyCascading). The Python built-in types such as set and dict overload | to define union and merge, respectively. In …