Quick note for myself :

# date
Sat Jun 21 01:30:45 EDT 2014

# tzconfig
WARNING: the tzconfig command is deprecated, please use:
dpkg-reconfigure tzdata
# dpkg-reconfigure tzdata
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LC_PAPER = “id_ID.UTF-8”,
LC_ADDRESS = “id_ID.UTF-8”,
LC_MONETARY = “id_ID.UTF-8”,
LC_NUMERIC = “id_ID.UTF-8”,
LC_TELEPHONE = “id_ID.UTF-8”,
LC_IDENTIFICATION = “id_ID.UTF-8”,
LC_MEASUREMENT = “id_ID.UTF-8”,
LC_TIME = “id_ID.UTF-8”,
LC_NAME = “id_ID.UTF-8”,
LANG = “en_US.UTF-8”
are supported and installed on your system.
perl: warning: Falling back to the standard locale (“C”).
locale: Cannot set LC_ALL to default locale: No such file or directory
/usr/bin/locale: Cannot set LC_ALL to default locale: No such file or directory

Current default time zone: ‘Asia/Jakarta’
Local time is now:      Sat Jun 21 12:32:35 WIT 2014.
Universal Time is now:  Sat Jun 21 05:32:35 UTC 2014.

# date
Sat Jun 21 12:33:13 WIT 2014
#