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Can I concatenate multiple MySQL rows into one field?
...es_hobbies
GROUP BY person_id;
As Dag stated in his comment, there is a 1024 byte limit on the result. To solve this, run this query before your query:
SET group_concat_max_len = 2048;
Of course, you can change 2048 according to your needs. To calculate and assign the value:
SET group_concat_max_l...
Fastest way to implode an associative array with keys
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edited Jan 5 '13 at 7:24
Sergiu Dumitriu
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“/usr/bin/ld: cannot find -lz”
...error, and like you, installing zlib1g-dev did not fix it. Installing lib32z1-dev got me past it. I have a 64 bit system and it seems like it wanted the 32 bit library.
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“Git fatal: ref HEAD is not a symbolic ref” while using maven release plugin
...n prepare step i.e. mvn release:prepare --batch-mode -DreleaseVersion=1.1.2 -DdevelopmentVersion=1.2.0-SNAPSHOT -Dtag=v1.1.2 -X from an Atlassian Bamboo plan. However doing the same in the command line works fine. The full error stack is below.
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Is it safe to delete an object property while iterating over them?
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How to insert an element after another element in JavaScript without using a library?
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referenceNode.parentNode.insertBefore(newNode, referenceNode.nextSibling);
Where referenceNod...
How can one see content of stack with GDB?
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answered Oct 21 '11 at 11:43
DipSwitchDipSwitch
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How to remove from a map while iterating it?
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The standard associative-container erase idiom:
for (auto it = m.cbegin(); it != m.cend() /* ...
How to compare DateTime in C#?
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MSDN: DateTime.Compare
DateTime date1 = new DateTime(2009, 8, 1, 0, 0, 0);
DateTime date2 = new...
Postgres NOT in array
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edited Feb 26 '14 at 17:55
All Workers Are Essential
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