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How can I get the current network interface throughput statistics on Linux/UNIX? [closed]
Tools such as MRTG provide network throughput / bandwidth graphs for the current network utilisation on specific interfaces, such as eth0. How can I return that information at the command line on Linux/UNIX?
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C++ performance challenge: integer to std::string conversion
Can anyone beat the performance of my integer to std::string code, linked below?
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How to filter SQL results in a has-many-through relation
Assuming I have the tables student , club , and student_club :
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How to determine whether a Pandas Column contains a particular value
I am trying to determine whether there is an entry in a Pandas column that has a particular value. I tried to do this with if x in df['id'] . I thought this was working, except when I fed it a value that I knew was not in the column 43 in df['id'] it still returned True . When I subset to a data...
How do I measure request and response times at once using cURL?
I have a web service that receives data in JSON format, processes the data, and then returns the result to the requester.
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WSDL vs REST Pros and Cons
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The two protocols have very different uses in the real world.
SOAP(using WSDL) is a heavy-weight XML standard that is centered around document passing. The advantage with this is that your requests and responses can be very well st...
Convert PHP closing tag into comment
One of the lines in my script contains a PHP closing tag inside a string. Under normal operation this does not cause a problem, but I need to comment out the line.
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What does O(log n) mean exactly?
...nderstand the notion of O(n) linear time, meaning that the size of the input affects the growth of the algorithm proportionally...and the same goes for, for example, quadratic time O(n2) etc..even algorithms, such as permutation generators, with O(n!) times, that grow by factorials.
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Pandas - How to flatten a hierarchical index in columns
I have a data frame with a hierarchical index in axis 1 (columns) (from a groupby.agg operation):
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Python: most idiomatic way to convert None to empty string?
What is the most idiomatic way to do the following?
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