Timeline for How to get max, min, and mean from values in column 4
Current License: CC BY-SA 4.0
6 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Dec 20, 2019 at 16:20 | comment | added | jesse_b | If it's being run against an empty file it should error IMO because something has been done wrong. | |
| Dec 20, 2019 at 16:19 | comment | added | Paul_Pedant | I wouldn't. But users are a whole new thing. I like your initialising from NR==1. I use BEGIN and some arbitrary max and min, and it always looks clumsy. | |
| Dec 20, 2019 at 16:16 | comment | added | jesse_b | @Paul_Pedant: Don't use it on an empty file. | |
| Dec 20, 2019 at 16:15 | comment | added | Paul_Pedant | Empty file gets a fatal divide-by-zero. print (NR ? sum / NR : "NaN") | |
| Dec 20, 2019 at 15:45 | history | edited | jesse_b | CC BY-SA 4.0 | deleted 48 characters in body |
| Dec 20, 2019 at 15:39 | history | answered | jesse_b | CC BY-SA 4.0 |