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SQL Server: What is the difference between CROSS JOIN and FULL OUTER JOIN?

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What is the difference between __init__ and __call__?

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How to Set Focus on Input Field using JQuery

... 138 Try this, to set the focus to the first input field: $(this).parent().siblings('div.bottom')....
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In php, is 0 treated as empty?

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How do I pass an extra parameter to the callback function in Javascript .filter() method?

... 154 Make startsWith accept the word to compare against and return a function which will then be us...
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When do we need curly braces around shell variables?

...%.*} (remove extension) expanding positional parameters beyond 9: "$8 $9 ${10} ${11}" Doing this everywhere, instead of just in potentially ambiguous cases, can be considered good programming practice. This is both for consistency and to avoid surprises like $foo_$bar.jpg, where it's not visually ...
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Under what circumstances are linked lists useful?

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Comparing two collections for equality irrespective of the order of items in them

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What is the difference between Step Into and Step Over in the Eclipse debugger?

...STEP INTO } static void g (int x) { -> f(x); // f(1); // <----------------------------------- STEP OVER } public static void main (String args[]) { g(2); g(3); // <----------------------------------- STEP OUT OF } } If you were to step in...
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Postgresql aggregate array

... 163 Use array_agg: http://www.sqlfiddle.com/#!1/5099e/1 SELECT s.name, array_agg(g.Mark) as mark...