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PHP Warning: PHP Startup: Unable to load dynamic library
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edited Nov 20 '15 at 5:36
Simon East
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jQuery How to Get Element's Margin and Padding?
...padding value?
– jpap
May 24 '13 at 20:33
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Isn't top margin connected to the height not the widt...
How to remove leading and trailing white spaces from a given html string?
...ooking for.
– Sunil
Apr 5 '12 at 16:20
8
I'm not sure what you think "white spaces" are, but trim...
Can a shell script set environment variables of the calling shell? [duplicate]
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Alan W. Smith
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answered Feb 12 '15 at 23:04
Humberto RomeroH...
UILabel with text of two different colors
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Compare two data.frames to find the rows in data.frame 1 that are not present in data.frame 2
...he same results.
For more info: https://www.rstudio.com/wp-content/uploads/2015/02/data-wrangling-cheatsheet.pdf
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How to get “wc -l” to print just the number of lines without file name?
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answered Apr 20 '12 at 2:52
Norman RamseyNorman Ramsey
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What is an initialization block?
... Biman TripathyBiman Tripathy
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How to force R to use a specified factor level as reference in a regression?
... y = 4 + (1.5*x) + rnorm(100, sd = 2),
b = gl(5, 20))
head(DF)
str(DF)
m1 <- lm(y ~ x + b, data = DF)
summary(m1)
Now alter the factor b in DF by use of the relevel() function:
DF <- within(DF, b <- relevel(b, ref = 3))
m2 <- lm(y ~ x + b, data = DF)
summary...