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How can I convert tabs to spaces in every file of a directory?

How can I convert tabs to spaces in every file of a directory (possibly recursively)? 19 Answers ...
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POST data in JSON format

I have some data that I need to convert to JSON format and then POST it with a JavaScript function. 4 Answers ...
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SQL Server Regular expressions in T-SQL

Is there any regular expression library written in T-SQL (no CLR, no extended SP , pure T-SQL) for SQL Server, and that should work with shared hosting? ...
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Rails find record with zero has_many records associated [duplicate]

This seems fairly simple but I can't get it to turn up on Google. 6 Answers 6 ...
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Regular Expression: Any character that is NOT a letter or number

I'm trying to figure out the regular expression that will match any character that is not a letter or a number. So characters such as (,,@,£,() etc ... ...
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Node JS Error: ENOENT

I'm following along with: The Node Beginner Book 6 Answers 6 ...
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How to get correct timestamp in C#

I would like to get valid timestamp in my application so I wrote: 5 Answers 5 ...
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jQuery selector for the label of a checkbox

If I have a check box with a label describing it, how can I select the label using jQuery? Would it be easier to give the label tag an ID and select that using $(#labelId) ? ...
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Git: how to reverse-merge a commit?

With SVN it is easy to reverse-merge a commit, but how to do that with Git? 5 Answers ...
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Setting a timeout for socket operations

When I create a socket: 5 Answers 5 ...