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Fastest sort of fixed length 6 int array
...ing, I'd put my money on insertion sort based on past experience.
Do you know anything about the input data? Some algorithms will perform better with certain kinds of data. For example, insertion sort performs better on sorted or almost-sorted dat, so it will be the better choice if there's an ab...
Possibility of duplicate Mongo ObjectId's being generated in two different collections?
...ee possibilities can occur where you won't get a unique ID (please let me know if there are more):
Before this discussion, recall that the BSON Object ID consists of:
[4 bytes seconds since epoch, 3 bytes machine hash, 2 bytes process ID, 3 bytes counter]
Here are the three possibilities, so you ...
Where can I get a list of Ansible pre-defined variables?
...": "virtualbox"
},
"changed": false
}
The current documentation now has a complete chapter listing all Variables and Facts
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Does pandas iterrows have performance issues?
...a custom Cython routine is usually too complicated, so let's skip that for now.
1) Vectorization is ALWAYS, ALWAYS the first and best choice. However, there is a small set of cases (usually involving a recurrence) which cannot be vectorized in obvious ways. Furthermore, on a smallish DataFrame, it ...
Eclipse Android Plugin — libncurses.so.5
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I am trying to compile FFMPEG for android. now your command is installing the version 6 of the library though FFMPEG requires it to be version 5 perhaps. How to install version 5 of it?
– Anuran Barman
Feb 25 '18 at 6:49
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How do I get Windows to go as fast as Linux for compiling C++?
I know this is not so much a programming question but it is relevant.
13 Answers
13
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MongoDB Many-to-Many Association
...iation then. When doing the SQL way, adding a UserRole will make the User know about the Role and the Role know about the User. This way means I'll have to set the Role on the User, and the User on the Role. I guess that's fine though.
– Josh Close
Feb 25 '10 ...
Color text in terminal applications in UNIX [duplicate]
...ne for finding this mistake and thanks for the feedback. I'll fix it right now ;).
– David Guyon
Apr 26 '16 at 14:24
T...
Different types of thread-safe Sets in Java
...size you give to the map should be over 33% larger than your estimate (or known value), since the set resizes at 75% load. I use expectedSize + 4 / 3 + 1
– Daren
Oct 30 '15 at 12:21
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Chaining multiple filter() in Django, is this a bug?
...__event=event) & Q(shiftregistrations__shifts=False)
What you can do now is to use an annotation count-filter.
In this case we count all shifts which belongs to a certain event.
qs: EventQuerySet = qs.annotate(
num_shifts=Count('shiftregistrations__shifts', filter=Q(shiftregistrations__e...