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Converting camel case to underscore case in ruby
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edited Jun 28 '14 at 17:23
Paweł Gościcki
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Fastest way to list all primes below N
This is the best algorithm I could come up.
35 Answers
35
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Send file using POST from a Python script
...o/en/latest/user/quickstart/#post-a-multipart-encoded-file
Requests makes it very simple to upload Multipart-encoded files:
with open('report.xls', 'rb') as f:
r = requests.post('http://httpbin.org/post', files={'report.xls': f})
That's it. I'm not joking - this is one line of code. The file...
How can I correctly prefix a word with “a” and “an”?
I have a .NET application where, given a noun, I want it to correctly prefix that word with "a" or "an". How would I do that?
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Converting between datetime, Timestamp and datetime64
...w()).astype(datetime)
datetime.datetime(2012, 12, 4, 13, 34, 52, 827542)
It works both on a single np.datetime64 object and a numpy array of np.datetime64.
Think of np.datetime64 the same way you would about np.int8, np.int16, etc and apply the same methods to convert beetween Python objects such...
How to create a DataTable in C# and how to add rows?
... "500";
dt.Rows.Add(_ravi);
To see the structure, or rather I'd rephrase it as schema, you can export it to an XML file by doing the following.
To export only the schema/structure, do:
dt.WriteXMLSchema("dtSchemaOrStructure.xml");
Additionally, you can also export your data:
dt.WriteXML("dtDa...
Getting MAC Address
...method under Linux I could find was to run ifconfig and run a regex across its output. I don't like using a package that only works on one OS, and parsing the output of another program doesn't seem very elegant not to mention error prone.
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Best algorithm for detecting cycles in a directed graph [closed]
What is the most efficient algorithm for detecting all cycles within a directed graph?
14 Answers
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What belongs in an educational tool to demonstrate the unwarranted assumptions people make in C/C++?
I'd like to prepare a little educational tool for SO which should help beginners (and intermediate) programmers to recognize and challenge their unwarranted assumptions in C, C++ and their platforms.
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super() fails with error: TypeError “argument 1 must be type, not classobj” when parent does not inh
I get some error that I can't figure out. Any clue what is wrong with my sample code?
4 Answers
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