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JavaScript displaying a float to 2 decimal places
I wanted to display a number to 2 decimal places.
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Boolean operators && and ||
...rter ones are vectorized, meaning they can return a vector, like this:
((-2:2) >= 0) & ((-2:2) <= 0)
# [1] FALSE FALSE TRUE FALSE FALSE
The longer form evaluates left to right examining only the first element of each vector, so the above gives
((-2:2) >= 0) && ((-2:2) <...
With bash, how can I pipe standard error into another process?
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172
There is also process substitution. Which makes a process substitute for a file.
You can send s...
Count number of occurences for each unique value
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182
Perhaps table is what you are after?
dummyData = rep(c(1,2, 2, 2), 25)
table(dummyData)
# dumm...
How to attach javadoc or sources to jars in libs folder?
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How to find the kth largest element in an unsorted array of length n in O(n)?
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How to profile a bash shell script slow startup?
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If you have GNU date (or another version that can output nanoseconds), do this at the beginning ...
Regular expressions in C: examples?
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Regular expressions actually aren't part of ANSI C. It sounds like you might be talking about ...
What would cause an algorithm to have O(log log n) complexity?
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