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Reason for Column is invalid in the select list because it is not contained in either an aggregate f
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Suppose I have the following table T:
a b
--------
1 abc
1 def
1 ghi
2 jkl
2 mno
2 pqr
And I do the following query:
SELECT a, b
FROM T
GROUP BY a
The output should have two rows, one row where a=1 and a second row where a=2.
But what should the value of b s...
Chrome Development Tool: [VM] file from javascript
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114
[VM] (scriptId) has no special meaning. It's a dummy name to help us to distinguish code which...
JUnit 4 compare Sets
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104
You can assert that the two Sets are equal to one another, which invokes the Set equals() meth...
Why aren't python nested functions called closures?
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edited Oct 26 '10 at 3:55
answered Oct 26 '10 at 3:20
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Laravel requires the Mcrypt PHP extension
...ur PHP. Something like this (I don't actually use OSX so this might not be 100%):
export PATH=/usr/local/php5/bin:$PATH
Ubuntu
On earlier versions of Ubuntu (prior to 14.04) when you run sudo apt-get install php5-mcrypt it doesn't actually install the extension into the mods-available. You'll ne...
Should I use char** argv or char* argv[]?
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10 Answers
10
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Import regular CSS file in SCSS file?
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13 Answers
13
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