Category "kable"

kableExtra: Vertical alignment not working in PDF output with many columns

I would like to align all columns in a kableExtra table to the top. The valign = "top" option does not seem to solve the issue here. Also, the third column is

RMarkdown kable vertically align cells

I am authoring a report using RMarkdown, and using kable and kableExtra to format and print the table. Here is what I want would look like the table to look lik

Vertical align kable's column name

Suppose the next example: library(knitr) library(kableExtra) df <- data.frame(a = letters[1:10], b = 1:10) names(df) <- c("This is a looooooong title,