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Remove unwanted parts from strings in a column

...ings in a column? 6 years after the original question was posted, pandas now has a good number of "vectorised" string functions that can succinctly perform these string manipulation operations. This answer will explore some of these string functions, suggest faster alternatives, and go into a ti...
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PHP_SELF vs PATH_INFO vs SCRIPT_NAME vs REQUEST_URI

...xample.com/index.php/faq/whatever . I need a reliable way for a script to know what it's address is, so it will know what to do with the navigation. I've used mod_rewrite , as per CodeIgniter documentation. ...
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How do you install Boost on MacOS?

How do you install Boost on MacOS? Right now I can't find bjam for the Mac. 10 Answers ...
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Can't use Swift classes inside Objective-C

...sa. I marked my swift class with @objc but it didn't help. What can I do now? 25 Answers ...
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What are valid values for the id attribute in HTML?

...ill never wonder "was it firstName or FirstName?" because you will always know that you should type first_name. Prefer camel case? Then limit yourself to that, no hyphens or underscores, and always, consistently use either upper-case or lower-case for the first character, don't mix them. A now ve...
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Does using “new” on a struct allocate it on the heap or stack?

...ocation. Thirdly, I'm ignoring generics, mostly because I don't actually know the answer, and partly because it would complicate things too much. Finally, all of this is just with the current implementation. The C# spec doesn't specify much of this - it's effectively an implementation detail. Ther...
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git command to move a folder inside another

... don't see old git history in my project. At least my project is not lost. Now I have my project in newFolderName, but without the history ( Just want to warn, be carefull using advice of "Andres Jaan Tack", if you dont want to lose your git hsitory. ...
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How do I check if a variable exists?

I want to check if a variable exists. Now I'm doing something like this: 11 Answers 11...
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Do I set properties to nil in dealloc when using ARC?

I am trying to learn Automatic Reference Counting in iOS 5. Now the first part of this question should be easy: 2 Answers ...
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Removing colors from output

...ou're not trying to match a pipe character. But that's not important right now.) If you switch that final match in your command to [mGK] or (m|G|K), you should be able to catch that extra control sequence. ./somescript | sed -r "s/\x1B\[([0-9]{1,3}(;[0-9]{1,2})?)?[mGK]//g" ...