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How to filter SQL results in a has-many-through relation
... sequential scan on student, where the subquery-variant used the index.
11) ypercube 3: 101.482 ms
Another late addition @ypercube. It is positively amazing, how many ways there are.
SELECT s.stud_id, s.student
FROM student s
JOIN student_club sc USING (stud_id)
WHERE sc.club_id = 10 ...
What's the difference between a word and byte?
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answered Oct 13 '11 at 6:51
DarkDustDarkDust
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C++, variable declaration in 'if' expression
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fwyzardfwyzard
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How efficient can Meteor be while sharing a huge collection among many clients?
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119
The short answer is that only new data gets sent down the wire. Here's
how it works.
There a...
A cron job for rails: best practices?
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113
I'm using the rake approach (as supported by heroku)
With a file called lib/tasks/cron.rake ....
HTML+CSS: How to force div contents to stay in one line?
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answered Mar 8 '11 at 12:20
BazzzBazzz
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How to print a debug log?
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answered May 21 '11 at 4:17
chxchx
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Cannot install packages using node package manager in Ubuntu
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vbovbo
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Determining the size of an Android view at runtime
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11 Answers
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Active
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passport.js RESTful auth
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Community♦
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answered May 27 '13 at 22:55
MiguelMiguel
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