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pull out p-values and r-squared from a linear regression
How do you pull out the p-value (for the significance of the coefficient of the single explanatory variable being non-zero) and R-squared value from a simple linear regression model? For example...
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Equivalent of strace -feopen < command > on mac os X
This is useful for debugging (hence programming related). On linux, we can use the command
1 Answer
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AngularJS - Binding radio buttons to models with boolean values
I am having a problem binding radio buttons to an object whose properties have boolean values. I am trying to display exam questions retrieved from a $resource.
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How do I find the authoritative name-server for a domain name?
How can I find the origins of conflicting DNS records?
12 Answers
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Replace all elements of Python NumPy Array that are greater than some value
I have a 2D NumPy array and would like to replace all values in it greater than or equal to a threshold T with 255.0. To my knowledge, the most fundamental way would be:
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How to rename with prefix/suffix?
How do I do mv original.filename new.original.filename without retyping the original filename?
9 Answers
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What is the difference between parseInt(string) and Number(string) in JavaScript? [duplicate]
What is the difference between parseInt(string) and Number(string) in JavaScript?
6 Answers
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TimeSpan ToString format
Just curious, is there a format string I can use to output something like "5h 3m 30s"?
7 Answers
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What does “O(1) access time” mean?
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You're going to want to read up on Order of complexity.
http://en.wikipedia.org/wiki/Big_O_notation
In short, O(1) means that it takes a constant time, like 14 nanoseconds, or three minutes no matter the amount of data in the set....
How to clear the cache of nginx?
I use nginx to as the front server, I have modified the CSS files, but nginx is still serving the old ones.
22 Answers
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