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pass **kwargs argument to another function with **kwargs
I do not understand the following example, lets say I have these functions:
5 Answers
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Python : List of dict, if exists increment a dict value, if not append a new dict
...en easier:
from collections import defaultdict # available in Python 2.5 and newer
urls_d = defaultdict(int)
for url in list_of_urls:
urls_d[url] += 1
If you access the defaultdict using a key, and the key is not already in the defaultdict, the key is automatically added with a default valu...
Remove ListView separator(in the xml layout file) [duplicate]
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Set the dividerHeight to zero and divider to null like this in xml:
android:dividerHeight="0dp"
android:divider="@null"
Or in java:
getListView().setDividerHeight(0);
getListView().setDivider(null);
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Navigation in django
I've just done my first little webapp in django and I love it. I'm about to start on converting an old production PHP site into django and as part its template, there is a navigation bar.
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What must I know to use GNU Screen properly? [closed]
I've just introduced a friend to GNU Screen and they're having a hard time getting used to it. That makes me think about the essential things he needs to know about the excellent Screen utility, the same things that you'd think worthwhile to teach someone, a beginner, from the ground up. What ar...
ASP.NET MVC: Unit testing controllers that use UrlHelper
...o the client side so it can do a redirection. I'm using Url.RouteUrl(..) and during my unit tests this fails since the Controller.Url parameter is not pre-filled.
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How can I create Min stl priority_queue?
... @AraK, I think you mean operator< ;)
– Peter Alexander
Mar 13 '10 at 17:46
16
It's worth noti...
Check if character is number?
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I also came up with this. Why is no one using it, and instead making complicated comparisons? Will this not work in some cases?
– user826955
Oct 9 '17 at 6:43
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How to tell which version of a gem a rails app is using
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In Rails 3 and Rails 4, use bundle show
In Rails 2, rake gems will print out what gems, dependencies, and versions are installed, frozen, etc.
share
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how does multiplication differ for NumPy Matrix vs Array classes?
... to avoid using the matrix class is that a) it's inherently 2-dimensional, and b) there's additional overhead compared to a "normal" numpy array. If all you're doing is linear algebra, then by all means, feel free to use the matrix class... Personally I find it more trouble than it's worth, though.
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