Update sort.md

2016-03-30 23:13:36 +08:00 · 2016-03-30 23:13:36 +08:00 · e608317d3c
parent cf05add3ff
commit e608317d3c
1 changed files with 8 additions and 0 deletions
--- a/pages/common/sort.md
+++ b/pages/common/sort.md
@ -13,3 +13,11 @@
 - Sort passwd file by the 3rd field:

 `sort -t: -k 3n /etc/passwd`
+
+- Sort a file as number in ascending order:
+
+`sort -n {{filename}}`
+
+- Sort a file preserving only unique lines:
+
+`sort -u {{filename}}`