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Group By Multiple Columns
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1237
Use an anonymous type.
Eg
group x by new { x.Column1, x.Column2 }
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Intellij shortcut to convert code to upper or lower case?
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7 Answers
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A semantics for Bash scripts?
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107
A shell is an interface for the operating system. It is usually a more-or-less robust programmin...
delete word after or around cursor in VIM
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79
What you should do is create an imap of a certain key to a series of commands, in this case the...
Calculating Pearson correlation and significance in Python
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edited Apr 5 '17 at 18:44
Martin Thoma
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What's the difference between a continuation and a callback?
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edited Sep 23 '17 at 21:44
answered Dec 24 '12 at 14:02
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Completely uninstall PostgreSQL 9.0.4 from Mac OSX Lion?
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edited May 23 '17 at 12:18
Community♦
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answered Nov 7 '11 at 15:04
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What is the purpose of the vshost.exe file?
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Jon SkeetJon Skeet
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Why wasn't PyPy included in standard Python?
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edited Apr 17 '15 at 4:38
answered Oct 12 '12 at 21:35
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Modulo operator with negative values [duplicate]
...e of the result, (a/b)*b + a%b is equal to a.
The rest is basic math:
(-7/3) => -2
-2 * 3 => -6
so a%b => -1
(7/-3) => -2
-2 * -3 => 6
so a%b => 1
Note that
If both operands are nonnegative then the remainder is nonnegative; if
not, the sign of the remainder is impleme...