> Hi!
>
> Ca'c ba.n cho ho?i:
>
> 1/
> Trong Redhat thi` ca'c bie^'n
> HISTFILESIZE=
> HISTSIZE=
> ddu+o+.c dda(. ta.i /etc/profile.
>
> Nhu+ng trong Debian (Sarge) gia? su+? add va`o /etc/profile
> HISTFILESIZE=0
> HISTSIZE=20
>
> thi` sau khi reboot, le^.nh history va^~n cho ra mo^.t output da`i
> tho`n. Ca^`n add va`o dda^u dde^? pha't huy ta'c du.ng?
>
> m k h _ s g n
>
Trong Sarge (default bash shell), thi` cu~ng gio^'ng nhu+ Redhat tho^i.
Ba'c muo^'n bie^'t variable HISTSIZE co' ddu'ng ko thi` bo? command "echo
$HISTSIZE" tru+o+'c va` sau HISTSIZE=20 thi` se~ ro~. Thi' du.
......
......
echo $HISTSIZE
HISTSIZE=20
echo $HISTSIZE
Ba'c se~ tha^'y 2 gi'a tri. cua? HISTSIZE la` 500 (default) va` 20. Ne^'u
ko thi` cha('c co' va^'n dde^` gi` ro^`i. Ne^'u va^.y thi` post ca'i
profile file le^n ba` con xem.
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