library(dplyr)
#查看mtcars的数据类型
class(mtcars)
mtcars_df<- tbl_df(mtcars)
filter(mtcars_df, row_number() == 3L)
警告:Warning message:
In strsplit(code, "\n", fixed = TRUE) :
input string 1 is invalid in this locale
slice(mtcars_df, n())
出现错误提示:
cannot open compressed file 'C:/Users/Administrator/AppData/Local/RStudio-Desktop/notebooks/E9F7AFC9-??????/1/ED96D4BF/c40h8lp3a42fm_t\_rs_rdf_27d81a6b7042.rdf', probable reason 'Invalid argument'
Show Traceback
Error in gzfile(file, "wb") : cannot open the connection
老师们帮我看看是什么原因。
谢谢了