sindri_baldur

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sindri_baldur has asked 14 questions and find answers to 58 problems.

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sindri_baldur questions

sprintf(): number of decimal places as an argument
Using a custom template for Rmd pdf without changing current setup
Accessing YAML parameters as macros within external LaTeX files
Hack to to include special characters in file path in haven::read_sav()
Which data.table syntax for left join (one column) to prefer
Applying empty brackets in R drops attributes? (reading the R language definition)
Efficient calculation of var-covar matrix in R

sindri_baldur answers

Insert rows with zeros in data frames with nested groups
Delete row if the previous row has same value/string (for each group)
Clustering rows by group based on column value
Paste named vector R
How would you loop this in R?
Age calculation for observation data in R [duplicate]
R: Paste two strings without space [duplicate]
How to extract a number from a string in a dataframe and place it in a new column?
Replace a sequence of values by group depending on preceeding values
Sum amount last 6 month prior to the date of transaction