Locale

List locale settings?

Current locale:

$ locale

List all available locales:

$ locale -a

How set date to ISO format?

Usually this be done trough en_DK locale.

You need setup, for example, LC_TIME=en_DK.utf8 at shell init.

Install all available locale in Debian:

$ sudo apt-get install locales-all

Generate locales in Debian:

$ sudo dpkg-reconfigure locales