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SQL Query to concatenate column values from multiple rows in Oracle
... (ORDER BY seq) AS description
FROM B GROUP BY pid;
Then join to A to pick out the pids you want.
Note: Out of the box, LISTAGG only works correctly with VARCHAR2 columns.
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Writing/outputting HTML strings unescaped
... Apr 27 '15 at 4:04
Alexei Levenkov
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answered Nov 26 '10 at 2:04
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How to create a drop shadow only on one side of an element?
...I don't want a right shadow because it overlaps the right image. I don't like to use images for this so is there a way to drop it only on the bottom like:
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ListView item background via custom selector
Is it possible to apply a custom background to each Listview item via the list selector?
10 Answers
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HashMap with multiple values under the same key
Is it possible for us to implement a HashMap with one key and two values. Just as HashMap?
22 Answers
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Convert seconds to Hour:Minute:Second
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animuson♦animuson
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How do I turn a String into a InputStreamReader in java?
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ByteArrayInputStream also does the trick:
InputStream is = new ByteArrayInputStream( myString.getBytes( charset ) );
Then convert to reader:
InputStreamReader reader = new InputStreamReader(is);
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Regular expression to search for Gadaffi
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\b[KGQ]h?add?h?af?fi\b
Arabic transcription is (Wiki says) "Qaḏḏāfī", so maybe adding a Q. And one H ("Gadhafi", as the article (see below) mentions).
Btw, why is there a $ at the end of the regex?
Btw, nice article o...
jQuery count child elements
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You can use .length with just a descendant selector, like this:
var count = $("#selected li").length;
If you have to use .children(), then it's like this:
var count = $("#selected ul").children().length;
You can test both versions here.
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How to express a NOT IN query with ActiveRecord/Rails?
...s since it seems a lot of people come to this, if you are using Rails 4 look at the answers by Trung Lê` and VinniVidiVicci.
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