mathematical.coffee

mathematical.coffee has asked 93 questions and find answers to 229 problems.

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mathematical.coffee questions

Get length of string in R as it would be `cat()`d (tab handling)
Aligning sequences with missing values
Executing Perl from R - perlQuote/shQuote?
Reuse same function body for multiple type signatures
env argument does not work in system2?
R scope: force variable substitution in function without local environment
Consistently subset matrix to a vector and avoid colnames?
Reuse percent sign in Makefile prerequesite as subdirectory name
Rmarkdown child documents do not detect their `params`
How to pass fun.aggregate as argument to dcast.data.table?

mathematical.coffee answers

Create a factor with more levels as actual used by default in R
model.matrix Error: $ operator is invalid for atomic vectors
Delete specific items in a list based on numbers in another list in R
Any way to preserve spaces in names when calling transform()?
RegEx pattern for partial URL (switch on two values in path)
Better way to find a minimum value that fits a condition?
Two equal max values in R
Regular Expression for comments but not within a "string" / not in another container
How do I get rid of this unicode character?
Javascript - Regular Expressions - Using Not operator