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Java Round up Any Number
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291
Math.ceil() is the correct function to call. I'm guessing a is an int, which would make a / 100 ...
Remove NA values from a vector
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Setting na.rm=TRUE does just what you're asking for:
d <- c(1, 100, NA, 10)
max(d, na.rm=TRUE)
If you do want to remove all of the NAs, use this idiom instead:
d <- d[!is.na(d)]
A final note: Other functions (e.g. table(), lm(), and sort()) have NA-related arguments that use d...
How to avoid explicit 'self' in Python?
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convert UIImage to NSData
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edited May 10 '19 at 17:02
Cœur
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How to read a .xlsx file using the pandas Library in iPython?
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165
I usually create a dictionary containing a DataFrame for every sheet:
xl_file = pd.ExcelFile(...
Why can't a 'continue' statement be inside a 'finally' block?
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How to change the default font size in ggplot2
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118
Use theme_set()
theme_set(theme_gray(base_size = 18))
qplot(1:10, 1:10)
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Extract a dplyr tbl column as a vector
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188
With dplyr 0.7.0, you can use pull to get a vector from a tbl.
library("dplyr")
#>
#&g...
Cannot send a content-body with this verb-type
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152
Don't get the request stream, quite simply. GET requests don't usually have bodies (even thoug...