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In SQL, how can you “group by” in ranges?
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Better answer at stackoverflow.com/questions/14730380/…
– Thunder
May 27 '15 at 7:24
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MySQL “NOT IN” query
... will always return FALSE because NOT IN is treated as <> ALL, which compares all rows from the subquery like Table1.principal <> table2.principal, which fails when comparing with NULL: Table1.principal <> NULL will not result in TRUE. To fix: NOT IN (SELECT principal FROM table2 W...
jQuery selector regular expressions
... rot. Additionally, I found two bugs while testing the code - it will drop commas from regular expressions containing them (solved by replacing matchParams.join('') with matchParams.join(',')), and any pattern that matches 'undefined' or 'null' will match undefined and null, respectively. This secon...
Remove querystring from URL
...")[0].split("#")[0];
}
EDIT
@caub (originally @crl) suggested a simpler combo that works for both query string and hash (though it uses RegExp, in case anyone has a problem with that):
function getPathFromUrl(url) {
return url.split(/[?#]/)[0];
}
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Favorite Visual Studio keyboard shortcuts [closed]
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community wiki
6 revs, 6 users 50%Glennular
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How do I test for an empty JavaScript object?
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community wiki
14 revs, 14 users 53%Adam Zerner
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Increase heap size in Java
... you've chosen incorrectly, if you ask for 5g on a 32 bit system java will complain about an invalid value and quit.
As others have posted, use the cmd-line flags - e.g.
java -Xmx6g myprogram
You can get a full list (or a nearly full list, anyway) by typing java -X.
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Insert multiple rows WITHOUT repeating the “INSERT INTO …” part of the statement?
...ause exactly as per the statement in your question (you just need to add a comma to separate each values statement)...
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Auto expand a textarea using jQuery
...w for old version. You can try by pressing and hold enter key in textarea. Compare the effect with the other auto expanding textarea plugin....
edit based on comment
$(function() {
$('#txtMeetingAgenda').autogrow();
});
note: you should include the needed js files...
To prevent the scrollbar...
Change from SQLite to PostgreSQL in a fresh Rails project
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