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why is plotting with Matplotlib so slow?
... python plotting libraries. Right now I'm trying matplotlib and I'm quite disappointed with the performance. The following example is modified from SciPy examples and gives me only ~ 8 frames per second!
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Is it possible to hide the cursor in a webpage using CSS or Javascript?
I want to hide the cursor when showing a webpage that is meant to display information in a building hall. It doesn't have to be interactive at all. I tried with the cursor property and a transparent cursor image but I didn't make it work.
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How to validate IP address in Python? [duplicate]
What's the best way to validate that an IP entered by the user is valid? It comes in as a string.
11 Answers
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How does lucene index documents?
I read some document about Lucene; also I read the document in this link
( http://lucene.sourceforge.net/talks/pisa ).
4 An...
Checking for a null int value from a Java ResultSet
...va I'm trying to test for a null value, from a ResultSet, where the column is being cast to a primitive int type.
10 Ans...
C# if/then directives for debug vs release
... configuration for that specific build.
The reason it prints "Mode=Debug" is because of your #define and then skips the elif.
The right way to check is:
#if DEBUG
Console.WriteLine("Mode=Debug");
#else
Console.WriteLine("Mode=Release");
#endif
Don't check for RELEASE.
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sed or awk: delete n lines following a pattern
...c ranges in sed (or any similar tool - awk for example)? What I want to do is match certain lines in a file, and delete the next n lines before proceeding, and I want to do that as part of a pipeline.
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How do I get currency exchange rates via an API such as Google Finance? [closed]
...ur answers.
Free currencyconverterapi:
Rates updated every 30 min
API key is now required for the free server.
A sample conversion URL is: http://free.currencyconverterapi.com/api/v5/convert?q=EUR_USD&compact=y
For posterity here they are along with other possible answers:
Yahoo finance API ...
What does the thread_local mean in C++11?
...confused with the description of thread_local in C++11. My understanding is, each thread has unique copy of local variables in a function. The global/static variables can be accessed by all the threads (possibly synchronized access using locks). And the thread_local variables are visible to all ...
Why do we have to normalize the input for an artificial neural network?
It is a principal question, regarding the theory of neural networks:
9 Answers
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