Ubuntu 12.04 LTS (Precise
Pangolin)
Ubuntu 12.04 LTS (Precise
Pangolin) is the current Ubuntu Long Term Support (LTS) release, made available
on schedule on 26 April 2012. Ubuntu 12.04 is Canonical's 16th release of
Ubuntu and its fourth long term support version. The name for the release was
announced by Shuttleworth on 5 October 2011 and is named after the pangolin
anteater.[136] Unlike previous LTS releases that have been supported for three
years for the desktop version and five years for the server version, this
release will be supported for five years for both versions.
Changes in this release include a
much faster start up time for the Ubuntu Software Center and refinements to
Unity. This release also replaced the Banshee media player with Rhythmbox, as
the default media player and dropped the Tomboy note-taking application and the
supporting Mono framework as well. Also the windows dodge feature has been
removed from the Unity launcher starting with Ubuntu 12.04.
In January 2012 Shuttleworth
announced that Ubuntu 12.04 would incorporate a new head-up display (HUD)
feature that will allow hotkey searching for application menu items from the
keyboard, without the need for using the mouse. Shuttleworth said that the HUD
"will ultimately replace menus in Unity applications" but for Ubuntu
12.04 at least the menus will remain.
Ubuntu 12.04 is the first Ubuntu
release shipped with IPv6 privacy extensions turned on by default. Ubuntu 11.10
already supported IPv6 on the desktop and in the installer (stateless address
autoconfiguration SLAAC, stateless DHCPv6 and stateful DHCPv6).
Like other LTS releases 12.04
will include point releases that bundle updates to shorten downloads for users
installing the release later in its lifecycle. The point releases and dates
are: 12.04.1 (23 August 2012), 12.04.2 (14 February 2013), 12.04.3 (15 August
2013) and 12.04.4 (24 January 2014). There are no further point releases of
Ubuntu 12.04 LTS scheduled after the release of the next LTS version, Ubuntu
14.04 LTS.
Writing about Ubuntu 12.04 after
its release, Jesse Smith of DistroWatch wrote "Over the past two years
many people, myself included, have questioned Ubuntu's direction. The
developers have tackled a number of projects, some of which seemed misguided at
the time, Unity being chief amongst them. However, with the release of 12.04
LTS I feel that the various puzzle pieces, which may have been underwhelming
individually, have come together to form a whole, clear picture...Not
everything is roses and I did run into a few issues...the HUD doesn't work
across all applications (LibreOffice being the odd program out) and performance
in a virtual machine was a bit of a let-down.
Jim Lynch reviewed Ubuntu 12.04
and concluded, "Ubuntu 12.04 is definitely worth an upgrade if you’re
running an earlier version. Unity is finally coming into its own in this
release, plus there are other enhancements that make upgrading worthwhile.
Ubuntu is getting better and better with each release. I was one of the Unity
skeptics initially, but I’ve come to accept it as part of Ubuntu.
In June 2012 TechRepublic writer
Jack Wallen, who had been very critical of earlier versions of Unity said of
Ubuntu 12.04 LTS, "I’ve noticed something lately. Since Ubuntu 12.04 was
released, and I migrated over from Linux Mint, I’m working much more
efficiently. This isn’t really so much a surprise to me, but to many of the
detractors who assume Unity a very unproductive desktop… well, I can officially
say they are wrong...I realize that many people out there have spurned Unity (I
was one of them for a long time), but the more I use it, the more I realize that
Canonical really did their homework on how to help end users more efficiently
interact with their computers. Change is hard period. For many, the idea of
change is such a painful notion they wind up missing out on some incredible
advancements. Unity is one such advancement
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