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Django : How can I see a list of urlpatterns?
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Or for python3: set(v[1] for k,v in get_resolver(None).reverse_dict.items())
– Private
Oct 13 '18 at 12:24
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efficient circular buffer?
I want to create an efficient circular buffer in python (with the goal of taking averages of the integer values in the buffer).
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How to add a button dynamically in Android?
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@AnnaGoldberg in your relevant xml file you should have a LinearLayout defined. In this excerpt they gave their LinearLayout an id called layout, like so: android:id="@+id/layout"in their LinearLayout xml definition.
– Amyga17
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Finding the index of an item in a list
..., "baz"] and an item in the list "bar" , how do I get its index ( 1 ) in Python?
31 Answers
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How do I profile memory usage in Python?
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This one has been answered already here: Python memory profiler
Basically you do something like that (cited from Guppy-PE):
>>> from guppy import hpy; h=hpy()
>>> h.heap()
Partition of a set of 48477 objects. Total size = 3265516 bytes.
Index C...
vector::at vs. vector::operator[]
...nput is indeed a good example. Imagine you want to semantically analyze an XML data-structure which uses indices to refer to some kind of resource you internally store in a std::vector. Now the XML tree is a tree, so your probably want to use recursion to analyze it. Deep down, in the recursion, the...
Keep only date part when using pandas.to_datetime
...osed, it does not really solve the performance problem (it still relies on python datetime objects, and hence any operation on them will be not vectorized - that is, it will be slow).
A better performing alternative is to use df['dates'].dt.floor('d'). Strictly speaking, it does not "keep only date...
How to get a reference to a module inside the module itself?
...ler:
current_module = __import__(__name__)
Be aware there is no import. Python imports each module only once.
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Android - Handle “Enter” in an EditText
...itorInfo.IME_ACTION_SEND and I have android:imeOptions="actionSend" on the XML.
– Bani
Feb 11 '11 at 21:46
looking for...
What does “Splats” mean in the CoffeeScript tutorial?
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if you know python, args... roughly similar to *args, as it allows you to treat function parameters as list
for example:
concat = (args...) -> args.join(', ')
concat('hello', 'world') == 'hello, world'
concat('ready', 'set', 'go!') ...