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Syntax for creating a two-dimensional array
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How to decide font color in white or black depending on background color?
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How to randomize (or permute) a dataframe rowwise and columnwise?
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234
Given the R data.frame:
> df1
a b c
1 1 1 0
2 1 0 0
3 0 1 0
4 0 0 0
Shuffle row-wise:
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How to use filter, map, and reduce in Python 3
filter , map , and reduce work perfectly in Python 2. Here is an example:
7 Answers
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Ruby: Easiest Way to Filter Hash Keys?
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290
Edit to original answer: Even though this is answer (as of the time of this comment) is the se...
What are the correct version numbers for C#?
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Can I zip more than two lists together in Scala?
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edited Nov 27 '18 at 8:48
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List of ANSI color escape sequences
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║ 2 ║ Faint (decreased intensity) ║ Not widely supported. ║
║ 3 ║ Italic ║ Not widely supported. Sometimes treated as inver...
Truncate (not round) decimal places in SQL Server
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select round(123.456, 2, 1)
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UI Terminology: Logon vs Login [closed]
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286
Since you're looking for correctness,
login, logout, logon, and logoff are all nouns:
"Plea...