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Relative frequencies / proportions with dplyr
...ep with groups.
The outcome of the peeling is of course dependent of the order of the grouping variables in the group_by call. You may wish to do a subsequent group_by(am), to make your code more explicit.
For rounding and prettification, please refer to the nice answer by @Tyler Rinker.
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How can I enable auto complete support in Notepad++?
... input, if you find it difficult to remember function parameters and their ordering.
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What is the difference between “mvn deploy” to a local repo and “mvn install”?
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Copy paste text into iOS simulator
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I had to click Send Pasteboard in order to paste in the simulator. Get Pasteboard did the reverse action, it took the iOS clipboard into the Mac clipboard.
– qwertzguy
Jan 10 '19 at 5:40
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ReactJS SyntheticEvent stopPropagation() only works with React events?
...vent.stopImmediatePropagation();
},
Caveat: Listeners are called in the order in which they are bound. React must be initialized before other code (jQuery here) for this to work.
jQuery Stop Propagation on React Event
Your jQuery code uses event delegation as well, which means calling stopProp...
How to group time by hour or by 10 minutes
... BY DATEADD(MINUTE, DATEDIFF(MINUTE, '2000', aa.[date]) / 10 * 10, '2000')
ORDER BY [date_truncated]
If your data spans centuries,‡ using a single anchor date for second- or millisecond grouping will still encounter the overflow. If that is happening, you can ask each row to anchor the...
jQuery to serialize only elements within a div
... @EaterOfCorpses that's not a very accurate way to test. If you switch the order of the statements you'll notice that there isn't really any difference: jsfiddle.net/QAKjN/10. There's more in play than the selectors
– Rondel
Jul 31 '13 at 19:10
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How to remove all listeners in an element? [duplicate]
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Context switches much slower in new linux kernels
...able
plain old Unix signals
I had to add
#include <stdint.h>
in order to compile, which I did with this command
g++ -O3 -o condvar-perf condvar-perf.cpp -lpthread -lrt
On kernel 2.6.32
$ ./condvar-perf 1000000
NPTL
mutex elapsed: 29085 us; per iteration: 29 ns / 9...
How to import CSV file data into a PostgreSQL table?
... using zip_codes(col1, col2, col3). The columns must be listed in the same order that they appear in the file.
– David Pelaez
Jan 2 '13 at 5:16
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