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Designing function f(f(n)) == -n
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technically... this is not what the question demands. you defined 2 f() functions, f(int) and f(float) and the questions asks "Design a fun...
General suggestions for debugging in R
... seen so far is:
http://www.biostat.jhsph.edu/%7Erpeng/docs/R-debug-tools.pdf
Anybody agree/disagree?
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Remove rows with duplicate indices (Pandas DataFrame and TimeSeries)
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72
Oh my. This is actually so simple!
grouped = df3.groupby(level=0)
df4 = grouped.last()
df4
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How to create a fixed-size array of objects
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drewagdrewag
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Scala actors: receive vs react
...ify Threads and Events][2] [2]: lamp.epfl.ch/~phaller/doc/haller07coord.pdf "Actors that Unify Threads and Events"
– Hexren
Jun 15 '10 at 14:53
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When should I use a trailing slash in my URL?
...g system would be a file path such as file:///home/username/RomeoAndJuliet.pdf, identifying the electronic book saved in a file on a local hard disk.
Source: Wikipedia: Uniform Resource Identifier
Another good source to read: Wikipedia: URI Scheme
According to RFC 1738, which defined URLs in ...
Good Linux (Ubuntu) SVN client [closed]
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-1, the question isn't "Should I use the CLI for SVN?", it's "Can anyone recommend a TortoiseSVN-like client for Linux?".
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Do spurious wakeups in Java actually happen?
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GiliGili
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Adding a directory to the PATH environment variable in Windows
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MultiplyByZer0
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answered Mar 3 '12 at 13:03
JimRJimR
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How to secure database passwords in PHP?
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Funk Forty Niner
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answered Apr 16 '12 at 15:13
Lars Nyströ...