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Right query to get the current number of connections in a PostgreSQL DB
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informatik01
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answered Mar 11 '11 at 8:52
Magnus HaganderMagnu...
SQL Logic Operator Precedence: And and Or
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edited May 8 '19 at 13:36
ludovico
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answered Aug 6 '...
Static function variables in Swift
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I don't think Swift supports static variable without having it attached to a class/struct. Try d...
Difference between java.exe and javaw.exe
...imgur.com/TGsm45f.png
– barlop
Jan 28 '17 at 13:13
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Get an OutputStream into a String
...charset.Charset. A possible value is java.nio.charset.StandardCharsets.UTF_8.
The method toString() accepts only a String as a codepage parameter (stand Java 8).
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How to install the JDK on Ubuntu Linux
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Referring to Ask Ubuntu question How to set JAVA_HOME for OpenJDK?,
How to install Open JDK (...
How can I catch a ctrl-c event?
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edited Feb 28 '14 at 11:28
auselen
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How to convert boost path type to string?
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edited Feb 18 '14 at 8:41
answered Nov 14 '10 at 19:51
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Why does Math.round(0.49999999999999994) return 1?
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1. http://docs.oracle.com/javase/6/docs/api/java/lang/Math.html#round%28double%29
2. http://bugs.java.com/bugdatabase/view_bug.do?bug_id=6430675 (credits to @SimonNickerson for finding this)
3. http://docs.oracle.com/javase/7/docs/api/java/lang/Math.html#round%28double%29
4. http://grep...
mysql create user if not exists
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In 5.7.6 and above, you should be able to use CREATE USER
CREATE USER IF NOT EXISTS 'user'@'lo...