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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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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...
Which is better, number(x) or parseFloat(x)?
... in my blog: http://justsimplejs.blogspot.com/2012/08/data-type-conversion.html
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