Debian

Linux Distribution

http://www.debian.org/

• Releases

• Debian 12 (Bookworm)
• Debian 11 (Bullseye)
• Debian 10 (Buster)
• Debian 9 (Stretch)
• Debian 8 (Jessie)
• Debian 7 (wheezy)
• Debian 6 (squeeze)
• Debian GNU/Linux 5.0 (lenny)
• Debian GNU/Linux 4.0 (etch)
• Debian GNU/Linux 3.1 (sarge)
• Debian GNU/Linux 3.0 (woody)
• Debian GNU/Linux 2.2 (potato)
• Debian GNU/Linux 2.1 (slink)
• Debian GNU/Linux 2.0 (hamm)

APT

• skip suggested packages:

--no-install-recommends

testing software

• add the backport repo: /etc/apt/sources.list

deb http://backports.debian.org/debian-backports lenny-backports main contrib non-free

• update.....

apt-get update

• install the newest package

aptitude -t lenny-backports install <latest_software>

how big is your disk

• this will tell you how much disk space the next upgrade will take

# apt-get -o APT::Get::Trivial-Only=true dist-upgrade

package architecture (arm64) does not match system (armhf)

 Errors were encountered while processing:
mongodb-org-server_4.4.9_arm64.deb
 root@raspberrypi02:~# dpkg --add-architecture arm64

Keys

W: GPG error: http://archive.debian.org lenny Release: The following signatures were invalid: KEYEXPIRED 1337087218 The following signatures couldn't be verified because the public key is not available: NO_PUBKEY AED4B06F473041FA
W: You may want to run apt-get update to correct these problems

• apt-key list | grep -A 1 expired

pub   1024D/6070D3A1 2006-11-20 [expired: 2009-07-01]
uid                  Debian Archive Automatic Signing Key (4.0/etch) <ftpmaster@debian.org>
--
pub   1024D/BBE55AB3 2007-03-31 [expired: 2010-03-30]
uid                  Debian-Volatile Archive Automatic Signing Key (4.0/etch)
--
pub   1024D/F42584E6 2008-04-06 [expired: 2012-05-15]
uid                  Lenny Stable Release Key <debian-release@lists.debian.org>
--
pub   4096R/55BE302B 2009-01-27 [expired: 2012-12-31]
uid                  Debian Archive Automatic Signing Key (5.0/lenny) <ftpmaster@debian.org>
--
pub   2048R/6D849617 2009-01-24 [expired: 2013-01-23]
uid                  Debian-Volatile Archive Automatic Signing Key (5.0/lenny)

• and renew them with a small script

for a in 6070D3A1 BBE55AB3 F42584E6 55BE302B 6D849617
 do gpg --keyserver pgpkeys.mit.edu --recv-key $a 
 gpg -a --export $a |  apt-key add - 
done

locale settings

• edit the file:

/etc/environment
;;;
LANG=en_IN
LC_MESSAGES=en_IN

• or

LANG=it_IT
LC_MESSAGES=it_IT

• and

/etc/locale.gen
;;;
en_US.UTF-8 UTF-8
it_IT ISO-8859-1
it_IT.UTF-8 UTF-8
it_IT@euro ISO-8859-15
en_IN UTF-8

/etc/environment && locale-gen