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What must I know to use GNU Screen properly? [closed]
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93
I've been using Screen for over 10 years and probably use less than half the features. So it's d...
Best way to select random rows PostgreSQL
...1 + trunc(random() * 5100000)::int AS id
FROM generate_series(1, 1030) -- 1000 + few percent - adapt to your needs
LIMIT 1030 -- hint for query planner
) r
JOIN big b USING (id) -- eliminate miss
UNION -- e...
cannot download, $GOPATH not set
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answered Dec 17 '13 at 8:44
twotwotwotwotwotwo
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Seedable JavaScript random number generator
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answered Feb 3 '10 at 14:18
David BauDavid Bau
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how to create a Java Date object of midnight today and midnight tomorrow?
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351
java.util.Calendar
// today
Calendar date = new GregorianCalendar();
// reset hour, minut...
What is meant by 'first class object'?
...is excellent.
– ProfK
Apr 1 '09 at 13:16
5
The link is not working anymore (after some 8 years).
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MySQL - Make an existing Field Unique
...ng table with a field that should be unique but is not. I only know this because an entry was made into the table that had the same value as another, already existing, entry and this caused problems.
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How to create a windows service from java app
...r.
– Brian Matthews
Sep 16 '08 at 1:36
That could be a problem. It was a few years ago I used it. Guess they decided t...
How to get a Fragment to remove itself, i.e. its equivalent of finish()?
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13 Answers
13
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Deadly CORS when http://localhost is the origin
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BeauBeau
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26
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