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How to use a variable for the database name in T-SQL?

I use the database name in several places in my script, and I want to be able to quickly change it, so I'm looking for something like this: ...
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Underscore vs Double underscore with variables and methods [duplicate]

Somebody was nice enough to explain to me that __method() mangles but instead of bothering him further since there are a lot of other people who need help I was wondering if somebody could elaborate the differences further. ...
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How can I measure the speed of code written in PHP? [closed]

How can I say which class of many (which all do the same job) execute faster? is there a software to measure that? 10 Answe...
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`from … import` vs `import .` [duplicate]

I'm wondering if there's any difference between the code fragment 6 Answers 6 ...
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Do login forms need tokens against CSRF attacks?

From what I've learned so far, the purpose of tokens is to prevent an attacker from forging a form submission. 4 Answers ...
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How to monitor network calls made from iOS Simulator

I am trying to monitor calls from an app to my server just like Firebug does. I could not find a way to see that in iOS Simulator or in xCode. ...
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css z-index lost after webkit transform translate3d

I have two absolutely positioned div elements that overlap. Both have set z-index values via css. I use the translate3d webkit transform to animate these elements off the screen, and then back onto the screen. After the transform, the elements no longer respect their set z-index values. ...
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Insertion Sort vs. Selection Sort

I am trying to understand the differences between Insertion Sort and Selection Sort. 20 Answers ...
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How do I parse a URL into hostname and path in javascript?

I would like to take a string 21 Answers 21 ...
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In JavaScript, why is “0” equal to false, but when tested by 'if' it is not false by itself?

The following shows that "0" is false in Javascript: 12 Answers 12 ...