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Why and How to avoid Event Handler memory leaks?
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191
The cause is simple to explain: while an event handler is subscribed, the publisher of the eve...
Scatterplot with too many points
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145
One way to deal with this is with alpha blending, which makes each point slightly transparent....
socket.error: [Errno 48] Address already in use
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10 Answers
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Active
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Converting a Pandas GroupBy output from Series to DataFrame
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g1 here is a DataFrame. It has a hierarchical index, though:
In [19]: type(g1)
Out[19]: pandas.core.frame.DataFrame
In [20]: g1.index
Out[20]:
MultiIndex([('Alice', 'Seattle'), ('Bob', 'Seattle'), ('Mallory', 'Portland'),
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Read whole ASCII file into C++ std::string [duplicate]
...! Don't do this with large files. (See: http://insanecoding.blogspot.com/2011/11/how-to-read-in-file-in-c.html)
You can make a streambuf iterator out of the file and initialize the string with it:
#include <string>
#include <fstream>
#include <streambuf>
std::ifstream t("file.tx...
Powershell equivalent of bash ampersand (&) for forking/running background processes
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127
As long as the command is an executable or a file that has an associated executable, use Start...
Node.js vs .Net performance
...frameworks/add-ons support this choice. It's easier to write apps that are 100% async in node (because node forces you to write apps that are async).
Again, I don't have any hard numbers to prove one way or another, but I think node would win the LOAD competition for the typical web app. A highly o...
Why does .NET use banker's rounding as default?
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197
Probably because it's a better algorithm. Over the course of many roundings performed, you wi...
How are parameters sent in an HTTP POST request?
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1285
The values are sent in the request body, in the format that the content type specifies.
Usua...
close vs shutdown socket?
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196
This is explained in Beej's networking guide. shutdown is a flexible way to block communicati...