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Is it unnecessary to put super() in constructor?
...t an error.
src: http://java.sun.com/docs/books/tutorial/java/IandI/super.html
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Empty arrays seem to equal true and false at the same time
...vert any objects to Boolean is true. See 2ality.com/2013/08/objects-truthy.html
– Thomson
Oct 17 '16 at 21:27
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How to run functions in parallel?
...blem .
http://python.6.x6.nabble.com/Multiprocessing-Pool-woes-td5047050.html
Since I was using the python 3, I changed the program a little like this:
from types import FunctionType
import marshal
def _applicable(*args, **kwargs):
name = kwargs['__pw_name']
code = marshal.loads(kwargs['_...
Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone
...e the whatsnew entry: http://pandas.pydata.org/pandas-docs/stable/whatsnew.html#timezone-handling-improvements
So with my example from above:
In [4]: t = pd.date_range(start="2013-05-18 12:00:00", periods=2, freq='H',
tz= "Europe/Brussels")
In [5]: t
Out[5]: DatetimeInde...
Why should I care about lightweight vs. annotated tags?
...hat simple to me:
https://www.kernel.org/pub/software/scm/git/docs/git-tag.html#_on_backdating_tags
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GOTO still considered harmful? [closed]
... Letters to the editor: go to statement considered harmful (also here .html transcript and here .pdf) and there has been a formidable push since that time to eschew the goto statement whenever possible. While it's possible to use goto to produce unmaintainable, sprawling code, it nevertheless ...
Appending an element to the end of a list in Scala
...teristics section in scala-lang.org/docu/files/collections-api/collections.html
– Arjan Blokzijl
Oct 17 '11 at 14:12
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Why is char[] preferred over String for passwords?
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@Holger see docs.oracle.com/javase/specs/jvms/se6/html/… "Otherwise, a new instance of class String is created containing the sequence of Unicode characters given by the CONSTANT_String_info structure; that class instance is the result of string literal derivation. Finall...
What's the best UML diagramming tool? [closed]
...egrated project management, baselining, export/import (including export to html), documentation generation from the model, various templates (Zachman, TOGAF, etc.), IDE plugins, code generation (with IDE plugins available for Visual Studio, Eclipse & others), automation API - the list goes on.
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Eager load polymorphic
...://api.rubyonrails.org/v5.1/classes/ActiveRecord/EagerLoadPolymorphicError.html
So always use preload for polymorphic associations. There is one caveat for this: you cannot query the polymorphic assocition in where clauses (which makes sense, since the polymorphic association represents multiple ta...