UNIQ(1)                       Cac cau l<?>nh                           UNIQ(1)

TEN
       uniq - report or omit repeated lines

TOM T<?>T
       uniq [TUY_CH<?>N]<?> [VAO [RA]]

MO T<?>
       L<?>c cac dong k<?> nhau tuong <?>ng t<?> VAO (ho<?>c d<?>u vao tieu
       chu<?>n). cung ghi vao D<?>U-RA (ho<?>c d<?>u ra tieu chu<?>n).

       Khong co tuy ch<?>n thi cac dong du<?>c hoa tr<?>n l<?>i cho d<?>n khi
       kh<?>p m<?>u x<?>y ra.

       Tuy ch<?>n dai yeu c<?>u d<?>i s<?> thi tuy ch<?>n ng<?>n cung v<?>y.

       -c, --count
              them vao tru<?>c cac dong s<?> l<?>n l<?>p l<?>i c<?>a chung

       -d, --repeated
              ch<?> in nh<?>ng dong l<?>p l<?>i, m<?>t l<?>n cho m<?>i nhom

       -D     in m<?>i dong trung

       --all-repeated[=phuong_phap]
              like -D, but allow separating groups with an empty line;
              METHOD={none(default),prepend,separate}

       -f, --skip-fields=N
              khong so sanh N tru<?>ng d<?>u tien

       --group[=PHUONG TH<?>C]
              show all items, separating groups with an empty line;
              METHOD={separate(default),prepend,append,both}

       -i, --ignore-case
              khong phan bi<?>t ch<?> HOA/thu<?>ng khi so sanh

       -s, --skip-chars=N
              khong so sanh N ky t<?> d<?>u tien

       -u, --unique
              ch<?> in m<?>i dong duy nh<?>t

       -z, --zero-terminated
              b<?> phan tach dong la NUL, khong ph<?>i ky t<?> dong m<?>i

       -w, --check-chars=N
              so sanh nhi<?>u nh<?>t N ky t<?> tren dong

       --help hi<?>n th<?> tr<?> giup nay r<?>i thoat

       --version
              dua ra thong tin phien b<?>n r<?>i thoat

       M<?>t tru<?>ng la m<?>t chu<?>i cac kho<?>ng tr<?>ng (thu<?>ng la d<?>u
       cach va/hay kho<?>ng TAB), r<?>i cac ky t<?> khong tr<?>ng. B<?> qua
       cac tru<?>ng tru<?>c khi cac ky t<?>.

       Ghi chu: uniq khong phat hi<?>n dong l<?>p l<?>i n<?>u chung khong k<?>
       nhau. Tru<?>c tien co l<?> b<?>n mu<?>n s<?>p x<?>p k<?>t xu<?>t,
       ho<?>c dung "sort -u" khong co uniq.

TAC GI<?>
       Vi<?>t b<?>i Richard M. Stallman va David MacKenzie.

THONG BAO L<?>I
       Tr<?> giup tr<?>c tuy<?>n GNU coreutils:
       <https://www.gnu.org/software/coreutils/>
       Report any translation bugs to <https://translationproject.org/team/>

B<?>N QUY<?>N
       Copyright (C) 2023 Free Software Foundation, Inc.  Gi<?>y phep GPL pb3+
       : Gi<?>y phep Cong c<?>ng GNU phien b<?>n 3 hay sau
       <https://gnu.org/licenses/gpl.html>.
       Day la ph<?>n m<?>m t<?> do: b<?>n co quy<?>n s<?>a d<?>i va phat hanh
       l<?>i no. KHONG CO B<?>O HANH GI C<?>, v<?>i di<?>u khi<?>n du<?>c phap
       lu<?>t cho phep.

XEM THEM
       comm(1), join(1), sort(1)

       Tai li<?>u d<?>y d<?> co t<?>i:
       <https://www.gnu.org/software/coreutils/uniq>
       ho<?>c s<?>n co n<?>i b<?> thong qua: info '(coreutils) uniq
       invocation'

D<?>CH
       B<?>n d<?>ch ti<?>ng Vi<?>t c<?>a trang hu<?>ng d<?>n nay do

       th<?>c hi<?>n.

       B<?>n d<?>ch nay la Tai li<?>u Mi<?>n phi; d<?>c Gi<?>y phep Cong
       c<?>ng GNU Phien b<?>n 3 <https://www.gnu.org/licenses/gpl-3.0.html>
       ho<?>c m<?>i hon d<?> bi<?>t cac di<?>u kho<?>n b<?>n quy<?>n.  Chung
       toi cho r<?>ng KHONG CO TRACH NHI<?>M PHAP LY.

       N<?>u b<?>n tim th<?>y m<?>t s<?> sai sot trong b<?>n d<?>ch c<?>a
       trang hu<?>ng d<?>n nay, vui long g<?>i thu d<?>n TODO <>.

GNU coreutils 9.4             Thang 1 nam 2024                         UNIQ(1)