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Filtering Pandas DataFrames on dates
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What if one doesn't want to filter on a date range, but on multiple datetimes ?
– Salem Ben Mabrouk
Jul 6 '18 at 8:42
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Android: I am unable to have ViewPager WRAP_CONTENT
...ildren, that is, only the currently visible item and the directly adjacent ones. Calling setOffscreenPageLimit(total number of children) on the ViewPager solves this and results in a ViewPager whose size is set to the biggest of all its items and never resizes. 2. WebViews have some strange issues ...
Design Patterns web based applications [closed]
...consists of a mix of design patterns. I'll mention only the most important ones.
Model View Controller pattern
The core (architectural) design pattern you'd like to use is the Model-View-Controller pattern. The Controller is to be represented by a Servlet which (in)directly creates/uses a specific ...
HTML text-overflow ellipsis detection
... produces the correct result time and time again.
The idea is that you clone the element, remove any bounding width, and test if the cloned element is wider than the original. If so, you know it's going to have been truncated.
For example, using jQuery:
var $element = $('#element-to-test');
var ...
Is there a portable way to get the current username in Python?
...s there a portable way to get the current user's username in Python (i.e., one that works under both Linux and Windows, at least). It would work like os.getuid :
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What is Hindley-Milner?
... keys stored in the tree.
Sometimes a function or value can have more than one type, as in the example of the length function: it can be "list of integers to integer", "list of strings to integer", "list of pairs to integer", and so on. In this case, a signal advantage of the Hindley-Milner system ...
GitHub “fatal: remote origin already exists”
...can either add the new remote with a different name or update the existing one if you don't need it:
To add a new remote, called for example github instead of origin (which obviously already exists in your system), do the following:
$ git remote add github git@github.com:ppreyer/first_app.git
Re...
How can I generate Javadoc comments in Eclipse? [duplicate]
...ce.
IMO, it is much much better to generate the Javadoc comment skeletons one by one as you are about to fill in the details.
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Determine Whether Two Date Ranges Overlap
...EndA < StartB)
Then Overlap exists if Neither A Nor B is true -
(If one range is neither completely after the other,
nor completely before the other,
then they must overlap.)
Now one of De Morgan's laws says that:
Not (A Or B) <=> Not A And Not B
Which translates to: (Sta...
Disable output buffering
...buffer when it's called?, but since they were marked as duplicates of this one (what I do not agree), I'll answer it here.
Since Python 3.3, print() supports the keyword argument "flush" (see documentation):
print('Hello World!', flush=True)
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