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data.table vs dplyr: can one do something well the other can't or does poorly?
...eful insights.
– IRTFM
Jan 5 '15 at 21:20
6
I think that every where where you are using assignme...
Regular expression that matches valid IPv6 addresses
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Qix - MONICA WAS MISTREATED
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answered Jul 26 '13 at 2:06
David M. SyzdekDavi...
Plot correlation matrix into a graph
...lattice)
#Build the horizontal and vertical axis information
hor <- c("214", "215", "216", "224", "211", "212", "213", "223", "226", "225")
ver <- paste("DM1-", hor, sep="")
#Build the fake correlation matrix
nrowcol <- length(ver)
cor <- matrix(runif(nrowcol*nrowcol, min=0.4), nrow=nr...
return query based on date
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answered Jun 21 '16 at 16:08
Daniel_MadainDaniel_Madain
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...
new Date() works differently in Chrome and Firefox
... please?
– Débora
Mar 23 '16 at 17:21
1
thanks a lot, i've been sitting with this issue for two ...
Matplotlib: draw grid lines behind other graph elements
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According to this - http://matplotlib.1069221.n5.nabble.com/axis-elements-and-zorder-td5346.html - you can use Axis.set_axisbelow(True)
(I am currently installing matplotlib for the first time, so have no idea if that's correct - I just found it by googling "matplotl...
python's re: return True if string contains regex pattern
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radtek
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answered Jan 25 '12 at 23:39
mattbornskimattbornski
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How can I delete the current line in Emacs?
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213
C-a # Go to beginning of line
C-k # Kill line from current point
There is also
C-S-backspac...
Best way to store date/time in mongodb
...d with how it is stored, as long as the initial input is correct. If it is 21:56:03+01:00 right now in CET and you insert new Date(), then MongoDB might represent it as 20:56:03Z. But when you read it back and display it in your application using local timezone settings (CET), it will read 21:56:03 ...
foldl versus foldr behavior with infinite lists
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edited Jun 21 '10 at 15:31
answered Jun 21 '10 at 14:30
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