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PostgreSQL, checking date relative to “today”
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select * from mytable where mydate > now() - interval '1 year';
If you only care about th...
Javascript replace with reference to matched group?
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Oh, or you could also:
"hello _there_".replace(/_(.*?)_/, "<div>$1</div>")
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How to hide “Showing 1 of N Entries” with the dataTables.js library
How do you remove the "Showing 1 of N entries" line of text on a dataTable (that is when using the javascript library dataTables? I think I was looking for something along these lines...
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How to find the size of an array in postgresql
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As vyegorov mentioned, array_length will do the trick. Or if you know that the array is 1-dim...
Can't install Ruby under Lion with RVM – GCC issues
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16 Answers
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What is the fastest integer division supporting division by zero no matter what the result is?
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Inspired by some of the comments I got rid of the branch on my Pentium and gcc compiler using
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What's the difference between tilde(~) and caret(^) in package.json?
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19 Answers
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What are the complexity guarantees of the standard containers?
...; Make an empty vector. O(1)
vector<T> v(n); Make a vector with N elements. O(n)
vector<T> v(n, value); Make a vector with N elements, initialized to value. O(n)
vector<T> v(begin, end); ...
CSS last-child(-1)
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You can use :nth-last-child(); in fact, besides :nth-last-of-type() I don't know what else you ...
Django select only rows with duplicate field values
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Try:
from django.db.models import Count
Literal.objects.values('name')
.annota...