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defaultdict of defaultdict?
...):
result = partial(defaultdict, default_factory)
for _ in repeat(None, depth - 1):
result = partial(defaultdict, result)
return result()
The depth defines the number of nested dictionary before the type defined in default_factory is used.
For example:
my_dict = nested_default...
S3 Error: The difference between the request time and the current time is too large
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The time zone setting shouldn't matter. It's the accuracy of the currently set time that's important.
– Mark At Ramp51
Dec 9 '14 at 16:24
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Open firewall port on CentOS 7
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Use this command to find your active zone(s):
firewall-cmd --get-active-zones
It will say either public, dmz, or something else. You should only apply to the zones required.
In the case of public try:
firewall-cmd --zone=public --add-port=2888/tcp --permane...
How to download HTTP directory with all files and sub-directories as they appear on the online files
... edited Oct 4 '18 at 3:09
gibbone
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answered Oct 9 '14 at 3:17
Mingjia...
mkdir -p functionality in Python [duplicate]
...call. I am sure the code is less than 20 lines, and I am wondering if someone has already written it?
12 Answers
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How to create a project from existing source in Eclipse and then find it?
I have created several .java files. All of them are located in one directory. I used a text editor to write these files. Now I want to switch to Eclipse. How can I do it? I have tried many ways. None of them works.
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How do I sort a list of dictionaries by a value of the dictionary?
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itemgetter accepts more than one argument: itemgetter(1,2,3) is a function that return a tuple like obj[1], obj[2], obj[3], so you can use it to do complex sorts.
– Bakuriu
Sep 7 '12 at 17:59
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How to determine height of UICollectionView with FlowLayout
...ounds of the collection view - not taking into account that there was only one row surrounded by space. In short, it was not very intrinsic. Thanks!
– Chris Conover
May 15 '14 at 0:28
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Get a list of all threads currently running in Java
... @thejoshwolfe: Of course, readability is an important factor, and one should not micro-optimize etc. However, I did my research while writing a small application performance monitor. For this kind of tool, a minimal performance imprint is essential to get reliable data, so I chose the stack...
JavaScript - onClick to get the ID of the clicked button
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I just wanted to note, for anyone getting a null reference exception using JQuery's event.target.id (for me, both Firefox and IE were throwing it), this is a great solution that works in all three major browsers.
– X3074861X
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