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PHP Regex to get youtube video ID?
... Actually @bokor's code populates the $matches array with more info, including the video ID which was very useful for my project
– cronoklee
Dec 10 '12 at 16:32
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Delete all Duplicate Rows except for One in MySQL? [duplicate]
...t on a test copy of your table!
When I did it, I found that unless I also included AND n1.id <> n2.id, it deleted every row in the table.
If you want to keep the row with the lowest id value:
DELETE n1 FROM names n1, names n2 WHERE n1.id > n2.id AND n1.name = n2.name
If you want to k...
convert '1' to '0001' in JavaScript [duplicate]
...;
return s;
}
dispite the name, you can left-pad with any character, including a space.
I never had a use for right side padding, but that would be easy enough.
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postgresql - sql - count of `true` values
...vironments use the 0/1 representation for false/true, many use 0/non-zero, including -1. I agree it's a "hack," and casts are dicey enough when they aren't "hacks." Won't downvote but again, wouldn't endorse.
– Andrew Wolfe
May 26 at 21:47
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Parse DateTime string in JavaScript
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ASP.NET developers have the choice of this handy built-in (MS JS must be included in page):
var date = Date.parseLocale('20-Mar-2012', 'dd-MMM-yyyy');
http://msdn.microsoft.com/en-us/library/bb397521%28v=vs.100%29.aspx
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Workflow for statistical analysis and report writing
...simple as re-calling the Sweave function. It's completely self-contained, including all the analysis, data, etc. And you can version control the whole file.
I use the StatET plugin for Eclipse for developing the reports, and Sweave is integrated (Eclipse recognizes latex formating, etc). On Wind...
Styling input buttons for iPad and iPhone
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If you're using SCSS, use @include experimental(appearance, none);
– Sam Soffes
Apr 17 '12 at 8:27
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Check if at least two out of three booleans are true
...of true is (it could just as easily be -1).</s> Actually I guess C99 includes in its standard that true is defined as 1. But I still wouldn't do this.
– Mark Peters
Jun 19 '10 at 15:52
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What C++ Smart Pointer Implementations are available?
...tr - I believe this is based off TR1 and boost::shared_ptr but improved to include aliasing and pointer arithmetic as well. In short it wraps a reference counted smart pointer around a dynamically allocated object. As the "shared" implies the pointer can be owned by more than one shared pointer when...
How to use git bisect?
...commits with a corresponding ref, which reduces the noise grealy, but does include autogenerated refs of type:
refs/bisect/good*
refs/bisect/bad*
which tell us which commits we marked as good or bad.
Consider this test repo if you want to play around with the command.
Failure is fast, success i...