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pandas three-way joining multiple dataframes on columns
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Deleting DataFrame row in Pandas based on column value
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Clojure: cons (seq) vs. conj (list)
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One difference is that conj accepts any number of arguments to insert into a collection, while...
How to change the order of DataFrame columns?
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How to strip all non-alphabetic characters from string in SQL Server?
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How can I create a Set of Sets in Python?
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Python's complaining because the inner set objects are mutable and thus not hashable. The solu...
Split a vector into chunks in R
... is seq_along(), split() and ceiling():
> d <- rpois(73,5)
> d
[1] 3 1 11 4 1 2 3 2 4 10 10 2 7 4 6 6 2 1 1 2 3 8 3 10 7 4
[27] 3 4 4 1 1 7 2 4 6 0 5 7 4 6 8 4 7 12 4 6 8 4 2 7 6 5
[53] 4 5 4 5 5 8 7 7 7 6 2 4 3 3 8 11 6 6 1...
What do the numbers in a version typically represent (i.e. v1.9.0.1)?
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In version 1.9.0.1:
1: Major revision (new UI, lots of new features, conceptual change, etc.)
9: Minor revision (maybe a change to a search box, 1 feature added, collection of bug fixes)
0: Bug fix release
1: Build number (if used)—...
Can a for loop increment/decrement by more than one?
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edited Oct 9 '12 at 23:23
answered Oct 9 '12 at 23:18
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Detect IE version (prior to v9) in JavaScript
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