user295691 questions

user295691 answers

• need to count number of specific transitions in a vector in R
• select minus operator in dplyr group_by
• How to use R for basic image processing
• What is the best way to write class template-like generic code in C?
• In R ggplot2, include stat_ecdf() endpoints (0,0) and (1,1)
• Interview Question: Replacing two arrays's place in memory
• C Preprocessor concatenation with variable [duplicate]
• R - Calculate Time Elapsed Since Last Event with Multiple Event Types
• Scala convert Option[T] to String
• Collapsing rows by user with dplyr