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How do I do a not equal in Django queryset filtering?
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732
Maybe Q objects could be of help for this problem. I've never used them but it seems they can b...
When to use “ON UPDATE CASCADE”
...0 digit UPC bar code and because of expansion, you need to change it to a 13-digit UPC bar code. In that case, ON UPDATE CASCADE would allow you to change the primary key value and any tables that have foreign key references to the value will be changed accordingly.
In reference to #4, if you chan...
CSS3 selector :first-of-type with class name?
Is it possible to use the CSS3 selector :first-of-type to select the first element with a given class name? I haven't been successful with my test so I'm thinking it's not?
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Passing references to pointers in C++
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edited Nov 4 '15 at 1:33
gsamaras
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CRON job to run on the last day of the month
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Possibly the easiest way is to simply do three separate jobs:
55 23 30 4,6,9,11 * myjob.sh
55 23 31 1,3,5,7,8,10,12 * myjob.sh
55 23 28 2 * myjob.sh
That will run on the 28th of February though, even on leap years so, if that's a problem, you'll need to find another w...
How to check if a Unix .tar.gz file is a valid file without uncompressing?
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123
What about just getting a listing of the tarball and throw away the output, rather than decompre...
“CASE” statement within “WHERE” clause in SQL Server 2008
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13 Answers
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Where is the “Create Unit Tests” selection?
...re was cut from VS.
http://blogs.msdn.com/b/visualstudioalm/archive/2012/03/08/what-s-new-in-visual-studio-11-beta-unit-testing.aspx
Generate Unit Test Wizard – In VS2010 you could right click on a
method in your code and we would generate a unit test into your test
project. This wizard w...
Location Services not working in iOS 8
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özgözg
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initialize a numpy array
...s!
– Curious2learn
Dec 26 '10 at 21:34
2
@Curious2learn. No, there is nothing quite like append i...