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Aggregate / summarize multiple variables per group (e.g. sum, mean)

...m) # year month x1 x2 1 2000 1 -80.83405 -224.9540159 2 2000 2 -223.76331 -288.2418017 3 2000 3 -188.83930 -481.5601913 4 2000 4 -197.47797 -473.7137420 5 2000 5 -259.07928 -372.4563522 ...
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What is the difference between inversedBy and mappedBy?

... 159 mappedBy has to be specified on the inversed side of a (bidirectional) association inversedBy...
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ContextLoaderListener or not?

...e=\"evenodd\" d=\"M25.6622 17.6335C27.8049 17.6335 29.3739 16.9402 30.2537 15.6379C30.8468 14.7755 30.9615 13.5579 30.9615 11.9512V6.59049C30.9615 5.28821 30.4833 4.66231 29.4502 4.66231C28.9913 4.66231 28.4555 4.94978 28.1109 5.50789C27.499 4.86533 26.7335 4.56087 25.7005 4.56087C23.1369 4.56087 21...
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A html space is showing as %2520 instead of %20

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Why C# fails to compare two object types with each other but VB doesn't?

... | edited Jan 4 '15 at 1:48 Tarik 70.2k7474 gold badges215215 silver badges324324 bronze badges ...
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“Too many values to unpack” Exception

...ts going wrong. – MegaBytes Jan 10 '15 at 8:03 For anyone that still didnt get it (ie me) this video explains the exac...
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What is an MvcHtmlString and when should I use it?

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How does the socket API accept() function work?

... Stefan van den Akker 5,31577 gold badges3636 silver badges5454 bronze badges answered Jan 28 '09 at 19:51 17 of 2617 of 26 ...
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“You don't have a SNAPSHOT project in the reactor projects list.” when using Jenkins Maven release p

... 159 You're trying to release an artifact that's not a snapshot. That means your artifact's versio...
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Testing if object is of generic type in C#

...at first. – Kilhoffer Jan 16 '19 at 15:57 add a comment  |  ...