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Map and Reduce in .NET
...as it albeit under different names.
Map is Select:
Enumerable.Range(1, 10).Select(x => x + 2);
Reduce is Aggregate:
Enumerable.Range(1, 10).Aggregate(0, (acc, x) => acc + x);
Filter is Where:
Enumerable.Range(1, 10).Where(x => x % 2 == 0);
https://www.justinshield.com/2011/06/mapr...
Proper URL forming with Query String and Anchor Hashtag
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edited Jan 20 '16 at 22:06
guido
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a...
Oracle SQL Developer multiple table views
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answered Dec 22 '09 at 9:46
a70ma70m
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SQL: How to get the count of each distinct value in a column?
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Dan GrossmanDan Grossman
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Javascript equivalent of Python's zip function
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2016 update:
Here's a snazzier Ecmascript 6 version:
zip= rows=>rows[0].map((_,c)=>rows.map(row=>row[c]))
Illustration equiv. to Python{zip(*args)}:
> zip([['row0col0', 'row0col1', 'row0col2'],
['row1co...
postgresql - replace all instances of a string within text field
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Vitaly Zdanevich
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answered Feb 20 '11 at 22:35
Jerome WAGNERJerome...
Capistrano - clean up old releases
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answered Jan 23 '10 at 4:32
jcrossley3jcrossley3
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Creating an empty bitmap and drawing though canvas in Android
...edited Dec 2 '18 at 9:56
raldone01
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answered Apr 14 '11 at 13:31
bigstonesb...
Undo a git stash
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starwed
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answered May 31 '12 at 3:46
ziad-saabziad-saab
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Create RegExps on the fly using string variables
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answered Dec 6 '10 at 22:27
meder omuralievmeder omuraliev
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