1 myuw <- read.csv("myuw-COM_482_A_autumn_2020_students.csv")
2 gs <- read.delim("student_information.tsv")
4 ## these are students who dropped the class (should be empty)
5 gs[!gs$Your.UW.student.number %in% myuw$StudentNo,]
7 ## these are students who are in the class but didn't reply to the form
8 myuw[!myuw$StudentNo %in% gs$Your.UW.student.number,]
10 ## read all the folks who have been called and see who is missing from
13 call.list <- unlist(lapply(list.files(".", pattern="^attendence-.*tsv$"), function (x) {
18 present <- unique(call.list)
19 present[!present %in% gs[["Your.username.on.the.class.Discord.server"]]]
21 ## and never attended class..
22 gs[["Your.username.on.the.class.Discord.server"]][!gs[["Your.username.on.the.class.Discord.server"]] %in% present]