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Difference between Python's Generators and Iterators
What is the difference between iterators and generators? Some examples for when you would use each case would be helpful.
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Use of 'prototype' vs. 'this' in JavaScript?
.... Where a function is called on an object (e.g. myObj.method()) then this within the method references the object. Where this is not set by the call or by the use of bind, it defaults to the global object (window in a browser) or in strict mode, remains undefined.
JavaScript is an object-oriented la...
Using logging in multiple modules
...e, and then in other code in the module do e.g.
logger.debug('My message with %s', 'variable data')
If you need to subdivide logging activity inside a module, use e.g.
loggerA = logging.getLogger(__name__ + '.A')
loggerB = logging.getLogger(__name__ + '.B')
and log to loggerA and loggerB as ap...
How can I get a list of all classes within current module in Python?
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edited May 1 '15 at 21:36
kenorb
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SQL SELECT WHERE field contains words
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edited Jan 12 '13 at 6:27
answered Jan 12 '13 at 6:21
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How can you set class attributes from variable arguments (kwargs) in python
Suppose I have a class with a constructor (or other function) that takes a variable number of arguments and then sets them as class attributes conditionally.
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Get name of current class?
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Why isn't this the accepted answer? EDIT: Ok OP's scope isn't inner, it's at class level.
– KomodoDave
Nov 10 '14 at 12:51
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Python's equivalent of && (logical-and) in an if-statement
... i do for this: if x=='n' and y =='a' or y=='b': <do something> Will it work !? @ChristopheD
– diffracteD
Apr 2 '15 at 15:35
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correct way to use super (argument passing)
...unlike object, absorbs/ignores arguments:
class Base(object):
def __init__(self, *args, **kwargs): pass
class A(Base):
def __init__(self, *args, **kwargs):
print "A"
super(A, self).__init__(*args, **kwargs)
class B(Base):
def __init__(self, *args, **kwargs):
pr...
namedtuple and default values for optional keyword arguments
... (most recent call last):
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TypeError: __new__() missing 1 required positional argument: 'val'
>>> Node(3)
Node(val=3, left=1, right=2)
Wrapper for Python 2.6 to 3.6
Here's a wrapper for you, which even lets you (optionally) set the default values to something other than None. This d...