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Migration: Cannot add foreign key constraint

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Integer to hex string in C++

... 229 Use <iomanip>'s std::hex. If you print, just send it to std::cout, if not, then use std...
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Setting unique Constraint with fluent API?

... 275 On EF6.2, you can use HasIndex() to add indexes for migration through fluent API. https://git...
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Check if table exists without using “select from”

... | edited May 26 at 12:16 Your Common Sense 149k2929 gold badges182182 silver badges298298 bronze badges ...
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Position of least significant bit that is set

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proper hibernate annotation for byte[]

....1 and JPA annotations. It has a few objects with byte[] attributes (1k - 200k in size). It uses the JPA @Lob annotation, and hibernate 3.1 can read these just fine on all major databases -- it seems to hide the JDBC Blob vendor peculiarities (as it should do). ...
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How do I install Python OpenCV through Conda?

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Get top n records for each group of grouped results

... select * from mytable where `group` = 1 order by age desc LIMIT 2 ) UNION ALL ( select * from mytable where `group` = 2 order by age desc LIMIT 2 ) There are a variety of ways to do this, see this article to determine the best route for your situation: http://www.xaprb.com/b...
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Max parallel http connections in a browser?

...g at my website in Tab1 of their browser, then also tries loading it in Tab2, they've used up the two allowed connections to my site. ...
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Defining a variable with or without export

... answered Jul 21 '09 at 9:45 Brian AgnewBrian Agnew 248k3535 gold badges309309 silver badges420420 bronze badges ...