StackRating

An Elo-based rating system for Stack Overflow
Home   |   About   |   Stats and Analysis   |   Get a Badge
Rating Stats for

Christoph Freier

Rating
1491.78 (4,384,197th) 		Reputation
1 (4,454,876th)
Page: 1
Title Δ
Replacing i th column name with the i-1 th column name for a whole... -3.84
how to duplicate rows by condition and replace content in R -4.38