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How to test if list element exists?
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edited Oct 11 '11 at 3:01
answered Oct 10 '11 at 23:36
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SET versus SELECT when assigning variables?
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edited Jan 5 '16 at 16:30
Luke Girvin
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answere...
How to have Emacs auto-refresh all buffers when files have changed on disk?
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3 Answers
3
Active
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How do I output an ISO 8601 formatted string in JavaScript?
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463
There is already a function called toISOString():
var date = new Date();
date.toISOString(); /...
How to get a key in a JavaScript object by its value?
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edited Mar 22 '19 at 13:03
jithinkmatthew
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answered Jan 28 '15 ...
updating table rows in postgres using subquery
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gsamaras
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answered Jun 6 '11 at 22:07
Andrew LazarusAn...
How can I count the number of matches for a regex?
...d())
count++;
System.out.println(count); // prints 3
}
}
Handling overlapping matches
When counting matches of aa in aaaa the above snippet will give you 2.
aaaa
aa
aa
To get 3 matches, i.e. this behavior:
aaaa
aa
aa
aa
You have to search for a match at inde...
SVG fill color transparency / alpha?
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Abhi Beckert
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answered May 18 '11 at 9:32
Williham Totl...
C++ template typedef
...e <size_t N>
using Vector = Matrix<N, 1>;
The type Vector<3> is equivalent to Matrix<3, 1>.
In C++03, the closest approximation was:
template <size_t N>
struct Vector
{
typedef Matrix<N, 1> type;
};
Here, the type Vector<3>::type is equivalent to...
What is this CSS selector? [class*=“span”]
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336
It's an attribute wildcard selector. In the sample you've given, it looks for any child elemen...