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Benchmarking (python vs. c++ using BLAS) and (numpy)
I would like to write a program that makes extensive use of BLAS and LAPACK linear algebra functionalities. Since performance is an issue I did some benchmarking and would like know, if the approach I took is legitimate.
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SQLAlchemy IN clause
...session.query(MyUserClass).filter(MyUserClass.id.in_((123,456))).all()
edit: Without the ORM, it would be
session.execute(
select(
[MyUserTable.c.id, MyUserTable.c.name],
MyUserTable.c.id.in_((123, 456))
)
).fetchall()
select() takes two parameters, the first one is a ...
How to do a case sensitive search in WHERE clause (I'm using SQL Server)?
I want to do a case sensitive search in my SQL query. But by default, SQL Server does not consider the case of the strings.
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Fastest sort of fixed length 6 int array
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For any optimization, it's always best to test, test, test. I would try at least sorting networks and insertion sort. If I were betting, I'd put my money on insertion sort based on past experience.
Do you know anything about the input data? So...
How do you format an unsigned long long int using printf?
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Use the ll (el-el) long-long modifier with the u (unsigned) conversion. (Works in windows, GNU).
printf("%llu", 285212672);
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Django: How to completely uninstall a Django app?
What is the procedure for completely uninstalling a Django app, complete with database removal?
5 Answers
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How can I add a key/value pair to a JavaScript object?
Here is my object literal:
24 Answers
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How can I open a link in a new window?
...follow
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edited May 13 '10 at 14:46
answered May 13 '10 at 14:39
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How do I use vimdiff to resolve a git merge conflict?
I just merged a branch into my master in git and I got Automatic merge failed; fix conflicts and then commit the result. Now I ran git mergetool and vimdiff opened with the image below. I don't know how to use vimdiff. What does each panel here mean and how should I proceed to fix the merge conf...
mongodb/mongoose findMany - find all documents with IDs listed in array
... of _ids and I want to get all docs accordingly, what's the best way to do it ?
5 Answers
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