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Which Architecture patterns are used on Android? [closed]
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postgresql COUNT(DISTINCT …) very slow
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323
You can use this:
SELECT COUNT(*) FROM (SELECT DISTINCT column_name FROM table_name) AS temp;
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how perform grep operation on all files in a directory
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grep $PATTERN * would be sufficient. By default, grep would skip all subdirectories. However, ...
What can you do in MSIL that you cannot do in C# or VB.NET? [closed]
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How to copy yanked text to VI command prompt
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answered May 25 '09 at 12:28
Mykola GolubyevMykola Golubyev
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Setting PATH environment variable in OSX permanently
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You have to add it to /etc/paths.
Reference (which works for me) : Here
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Difference between Observer, Pub/Sub, and Data Binding
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edited Dec 31 '17 at 3:25
Yangshun Tay
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Div height 100% and expands to fit content
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edited Apr 2 '18 at 16:01
answered Jul 23 '13 at 10:33
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Set value for particular cell in pandas DataFrame using index
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