摘要:
R read.tabe line 5 did not have 2 elements Reason: there are special characters such as # in file old_value new_valueEZF2 ZNF444EZF2 ZNF444ZSCAN17 ZNF 阅读全文
摘要:
Say I have a data.frame:df <- data.frame(A=c(10,20,30),B=c(11,22,33), C=c(111,222,333)) A B C1 10 11 1112 20 22 2223 30 33 333If I select two (or more 阅读全文