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How to tell which colorscheme a Vim session currently uses

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How to get execution time in rails console?

I want compare time of execution Post.all and SELECT * FROM posts (or some other statements) How can i get execution time of Post.all ? ...
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XPath query to get nth instance of an element

There is an HTML file (whose contents I do not control) that has several input elements all with the same fixed id attribute of "search_query" . The contents of the file can change, but I know that I always want to get the second input element with the id attribute "search_query" . ...
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Multiple columns index when using the declarative ORM extension of sqlalchemy

According to the documentation and the comments in the sqlalchemy.Column class, we should use the class sqlalchemy.schema.Index to specify an index that contains multiple columns. ...
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ASP.NET MVC 3 Razor: Include JavaScript file in the head tag

... syntax to get a JavaScript file for a particular *.cshtml to be in the head tag along with all the other include files that are defined in _Layout.cshtml. ...
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What is the difference between Android margin start/end and right/left?

What is difference between Android margin start and right (or margin end and left)? 2 Answers ...
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Automatically remove Subversion unversioned files

Does anybody know a way to recursively remove all files in a working copy that are not under version control? (I need this to get more reliable results in my automatic build VMware.) ...
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How to check if std::map contains a key without doing insert?

The only way I have found to check for duplicates is by inserting and checking the std::pair.second for false , but the problem is that this still inserts something if the key is unused, whereas what I want is a map.contains(key); function. ...
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Composite Key with EF 4.1 Code First

I am trying to figure out how to have a composite key using EF code First 4.1 RC. 2 Answers ...
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Sass and combined child selector

I've just discovered Sass, and I've been so excited about it. 2 Answers 2 ...