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What does -XX:MaxPermSize do?
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The permanent space is where the classes, methods, internalized strings, and similar objects used by the VM are stored and never deall...
How is Generic Covariance & Contra-variance Implemented in C# 4.0?
I didn't attend PDC 2008, but I heard some news that C# 4.0 is announced to support Generic covariance and contra-variance. That is, List<string> can be assigned to List<object> . How could that be?
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How can I use mySQL replace() to replace strings in multiple records?
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answered Nov 24 '10 at 20:28
Raj MoreRaj More
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Remove useless zero digits from decimals in PHP
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$num + 0 does the trick.
echo 125.00 + 0; // 125
echo '125.00' + 0; // 125
echo 966.70 + 0; // 966.7
Internally, this is equivalent to casting to float with (float)$num or floatval($num) but I find it simpler.
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How can I do SELECT UNIQUE with LINQ?
... Neuron
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answered Aug 19 '10 at 11:11
James CurranJames Curran
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What is a “Bitmap heap scan” in a query plan?
... de BernardyDenis de Bernardy
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Why does [5,6,8,7][1,2] = 8 in JavaScript?
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gsamaras
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answered Sep 14 '11 at 18:17
Lightness Races in OrbitLightness...
SQL set values of one column equal to values of another column in the same table
...carusIcarus
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How to properly handle a gzipped page when using curl?
...ag is required.
– rjh
Jan 8 '19 at 20:06
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How to randomly sort (scramble) an array in Ruby?
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answered Nov 29 '09 at 18:49
Ron GejmanRon Gejman
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