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Unique constraint that allows empty values in MySQL

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How to send cookies in a post request with the Python Requests library?

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MySQL ON DUPLICATE KEY UPDATE for multiple rows insert in single query

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How do I do multiple CASE WHEN conditions using SQL Server 2008?

... expression. You can do CASE with many WHEN as; CASE WHEN Col1 = 1 OR Col3 = 1 THEN 1 WHEN Col1 = 2 THEN 2 ... ELSE 0 END as Qty Or a Simple CASE expression CASE Col1 WHEN 1 THEN 11 WHEN 2 THEN 21 ELSE 13 END Or CASE within CASE as; CASE WHEN Col1 < 2 THEN ...
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What is NSZombie?

... 193 It's a memory debugging aid. Specifically, when you set NSZombieEnabled then whenever an object ...
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MVC3 DropDownListFor - a simple example?

I'm having trouble with DropDownListFor in my MVC3 app. I was able to use StackOverflow to figure out how to get them to appear on the View, but now I don't know how to capture the values in its corresponding properties on the View Model when it's submitted. In order to get this to work I had t...
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moving changed files to another branch for check-in

... answered Aug 27 '11 at 23:46 Bill DoorBill Door 13.8k33 gold badges2525 silver badges3535 bronze badges ...
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How to trigger the onclick event of a marker on a Google Maps V3?

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Retain precision with double in Java

... 153 As others have mentioned, you'll probably want to use the BigDecimal class, if you want to have ...
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Using querySelector with IDs that are numbers

...Unicode code point. For example, the code point for the character 1 is U+0031, so you would escape it as \000031 or \31 . Basically, to escape any numeric character, just prefix it with \3 and append a space character ( ). Yay Unicode! So your code would end up as (CSS first, JS second): #\3...