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ViewDidAppear is not called when opening app from background
...roller in which my value is 0 (label) and when I open that View Controller from another ViewController I have set viewDidAppear to set value 20 on label. It works fine but when I close my app and than again I open my app but the value doesn't change because viewDidLoad , viewDidAppear and v...
Remove NA values from a vector
...he subject, see here for a good discussion of some of the issues involved, from the point of view of programmers who were engaged in incorporating R-like NA-handling facilities in Python's excellent NumPy package.)
– Josh O'Brien
Aug 2 '19 at 20:24
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How do I perform HTML decoding/encoding using Python/Django?
...LParser()
unescaped = html_parser.unescape(my_string)
# >= Python 3.5:
from html import unescape
unescaped = unescape(my_string)
As a suggestion: it may make more sense to store the HTML unescaped in your database. It'd be worth looking into getting unescaped results back from BeautifulSoup i...
Importing from builtin library when module with same name exists
...t_folder called calendar
- I would like to use the built-in Calendar class from the Python libraries
- When I use from calendar import Calendar it complains because it's trying to load from my module.
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What does numpy.random.seed(0) do?
What does np.random.seed do in the below code from a Scikit-Learn tutorial? I'm not very familiar with NumPy's random state generator stuff, so I'd really appreciate a layman's terms explanation of this.
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Finishing current activity from a fragment
... It contains buttons that when clicked start new activities (startActivity from a fragment simply calls startActivity on the current activity).
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Multiple inheritance/prototypes in JavaScript
...havior for fundamental operations.
When creating an object which inherits from another one, we use Object.create(obj). But in this case we want multiple inheritance, so instead of obj I use a proxy that will redirect fundamental operations to the appropriate object.
I use these traps:
The has tr...
Django MEDIA_URL and MEDIA_ROOT
...go 2.1 documentation: Serving files uploaded by a user during development
from django.conf import settings
from django.conf.urls.static import static
urlpatterns = patterns('',
# ... the rest of your URLconf goes here ...
) + static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)
You ...
How to remove from a map while iterating it?
How do I remove from a map while iterating it? like:
6 Answers
6
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Returning from a finally block in Java
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The examples you provided are reason enough to not use flow-control from finally.
Even if there's a contrived example where it's "better," consider the developer who has to maintain your code later and who might not be aware of the subtleties. That poor developer might even be you....
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