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Regex group capture in R with multiple capture-groups
In R, is it possible to extract group capture from a regular expression match? As far as I can tell, none of grep , grepl , regexpr , gregexpr , sub , or gsub return the group captures.
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Move an array element from one array position to another
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How to request a random row in SQL?
How can I request a random row (or as close to truly random as is possible) in pure SQL?
28 Answers
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Difference between events and delegates and its respective applications [closed]
...don't see advantages of using events over delegates, other than being syntactical sugar. Perhaps I am misunderstanding, but it seems that event is just a placeholder for delegate.
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Rails raw SQL example
How can I convert this code to raw sql and use in rails? Because When I deploy this code in heroku,there is a request timeout error.I think this will be faster if I use raw sql.
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How to convert a Title to a URL slug in jQuery?
I'm working on an app in CodeIgniter, and I am trying to make a field on a form dynamically generate the URL slug. What I'd like to do is remove the punctuation, convert it to lowercase, and replace the spaces with hyphens. So for example, Shane's Rib Shack would become shanes-rib-shack.
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How do I remove a property from a JavaScript object?
Say I create an object as follows:
46 Answers
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Convert character to ASCII code in JavaScript
How can I convert a character to its ASCII code using JavaScript?
10 Answers
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How to run an EXE file in PowerShell with parameters with spaces and quotes
How do you run the following command in PowerShell?
19 Answers
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