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filter items in a python dictionary where keys contain a specific string
...coder developing something in python. I know how to do the following in C (and hence in C-like logic applied to python), but I'm wondering what the 'Python' way of doing it is.
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Why is MATLAB so fast in matrix multiplication?
I am making some benchmarks with CUDA, C++, C#, Java, and using MATLAB for verification and matrix generation. When I perform matrix multiplication with MATLAB, 2048x2048 and even bigger matrices are almost instantly multiplied.
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What's the safest way to iterate through the keys of a Perl hash?
...ng each may in some way have unintended side effects. So, is that true, and is one of the two following methods best, or is there a better way?
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How can I combine two HashMap objects containing the same types?
... edited Aug 2 '16 at 20:51
Andrew Tobilko
42.5k1111 gold badges6666 silver badges119119 bronze badges
answered Nov 28 '10 at 23:26
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Show diff between commits
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Also you can try:
git diff oldCommit..newCommit
git diff k73ud..dj374
and (1 space, not more):
git diff oldCommit newCommit
git diff k73ud dj374
And if you need to get only files names (e.g. to copy hotfix them manually):
git diff k73ud dj374 --name-only
And you can get changes applied to...
How to fix Array indexOf() in JavaScript for Internet Explorer browsers
...ough rep to edit the question but feel free to remove the ECMAScript lingo and replace with the appropriate wording. Thanks Again
– Bobby Borszich
Nov 16 '09 at 19:47
12
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How to filter a dictionary according to an arbitrary condition function?
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Nowadays, in Python 2.7 and up, you can use a dict comprehension:
{k: v for k, v in points.iteritems() if v[0] < 5 and v[1] < 5}
And in Python 3:
{k: v for k, v in points.items() if v[0] < 5 and v[1] < 5}
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Ruby: How to post a file via HTTP as multipart/form-data?
...ke an HMTL form posted from a browser. Specifically, post some text fields and a file field.
12 Answers
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What are the mathematical/computational principles behind this game?
...t (this is a bit different from Euclid).
Now, add "finite" into the soup and you have the question:
Can we have a geometry with just 2 points? With 3 points? With 4? With 7?
There are still open questions regarding this problem but we do know this:
If there are geometries with Q points, then Q...
How to merge two sorted arrays into a sorted array? [closed]
This was asked of me in an interview and this is the solution I provided:
31 Answers
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