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Difference between null and empty (“”) Java String

...he difference you are wondering about is == versus equals, it's this: == compares references, like if I went String a = new String(""); String b = new String(""); System.out.println(a==b); That would output false because I allocated two different objects, and a and b point to different objects....
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Exit single-user mode

... When I used the 'sp_who2' command, I did not see any DBName connected to 'my_db' I did not kill any of those connections. After I ran the commands I get the same error =[ : 'Changes to the state or options of database 'my_db' cannot be made at this ti...
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What is the order of precedence for CSS?

...(ex.: :hover) elements (ex.: div) and pseudo-elements (ex.: ::before) To compare the specificity of two combined selectors, compare the number of occurences of single selectors of each of the specificity groups above. Example: compare #nav ul li a:hover to #nav ul li.active a::after count the n...
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Checkout subdirectories in Git?

... community wiki 5 revs, 3 users 53%Collin Anderson ...
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Set Additional Data to highcharts series

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Include CSS,javascript file in Yii Framework

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Deserialize JSON with C#

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The entity type is not part of the model for the current context

...s to work just fine. (also thanks to your reflection extensions on: github.com/danludwig/Layout3/blob/master/UCosmic.Domain/Api/…). Now I just need it find references assemblies instead of looking though the GetType() assembly. " var assembly = Assembly.Load("Dimension.Web.Domain");" is not pretty...
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How to clear variables in ipython?

...es? And is it possible to force this somehow every time I invoke the magic command %run? 7 Answers ...
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Make Visual Studio understand CamelCase when hitting Ctrl and cursor keys

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