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Open Redis port for remote connections
I can ping pong Redis on the server:
9 Answers
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How to grant remote access to MySQL for a whole subnet?
I can easily grant access to one IP using this code:
7 Answers
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deleting rows in numpy array
I have an array that might look like this:
6 Answers
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Regular expression for matching latitude/longitude coordinates?
I'm trying to create a regular expression for matching latitude/longitude coordinates. For matching a double-precision number I've used (\-?\d+(\.\d+)?) , and tried to combine that into a single expression:
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What's the difference between a single precision and double precision floating point operation?
What is the difference between a single precision floating point operation and double precision floating operation?
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How is “int* ptr = int()” value initialization not illegal?
The following code (taken from here ):
5 Answers
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What is the difference between 0.0.0.0, 127.0.0.1 and localhost?
I am using Jekyll and Vagrant on my mac. I found that Jekyll server will bind to 0.0.0.0:4000 instead of 127.0.0.1:4000 . Also gem server will bind to this address by default. I can still visit it via http://localhost:port . But for Jekyll , it seems that the default setting (e.g. 0.0....
plot a circle with pyplot
surprisingly I didn't find a straight-forward description on how to draw a circle with matplotlib.pyplot (please no pylab) taking as input center (x,y) and radius r. I tried some variants of this:
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Replace all non Alpha Numeric characters, New Lines, and multiple White Space with one Space
I'm looking for a neat RegEx solution to replace
8 Answers
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How do you match only valid roman numerals with a regular expression?
Thinking about my other problem , i decided I can't even create a regular expression that will match roman numerals (let alone a context-free grammar that will generate them)
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