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Split comma-separated strings in a column into separate rows
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This old question frequently is being used as dupe target (tagged with r-faq). As of today, it h...
RegEx: Grabbing values between quotation marks
...'ve been using the following with great success:
(["'])(?:(?=(\\?))\2.)*?\1
It supports nested quotes as well.
For those who want a deeper explanation of how this works, here's an explanation from user ephemient:
([""']) match a quote; ((?=(\\?))\2.) if backslash exists, gobble it, and wheth...
'Incomplete final line' warning when trying to read a .csv file into R
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rreplace - How to replace the last occurrence of an expression in a string?
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197
>>> def rreplace(s, old, new, occurrence):
... li = s.rsplit(old, occurrence)
... r...
Designer Added then removed by Visual Studio on load/unload
...you have open in the saved solution state. I ran into this problem in VS2010 and found that if I close the solution while an .xml file was open in the editor, then on the subsequent re-open of the solution, the project containing that .xml file would get this <SubType>Designer</SubType>...
Is there a way to detect if an image is blurry?
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How can I change an element's text without changing its child elements?
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14 Answers
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What is “stdafx.h” used for in Visual Studio?
...fx.h is automatically generated when I start a project in Visual Studio 2010. I need to make a cross-platform C++ library, so I don't/can't use this header file.
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