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Showing posts from March, 2010

Upgrading Debian Etch Machines to Lenny

First set your /etc/apt/sources.list to point to Lenny repositories:

deb lenny main contrib non-free
deb-src lenny main contrib non-free
deb lenny/updates main contrib non-free

Step-2 Update your local cache and get the latest apt, aptitude and dpkg versions. # aptitude update # aptitude install apt dpkg aptitude
Step-3 Perform a full-upgrade, which will finally update your machine from Etch to Lenny. # aptitude full-upgrade

Apt GPG Key Installation

gpg --keyserver --recv-keys xyxyxyxyxy
gpg --armor --export xyxyxyxyxy | apt-key add -
apt-get update

Replace the xyxyxyxyxy key with a valid one being required by your system.  It's shown on the error thrown when apt-get update is run.  Ex.
W: GPG error: lenny Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 9AA38DCD55BE302B NO_PUBKEY 4D270DEDB40584E6

Noam Chomsky at University of Stuttgart

Noam Chomsky was in Stuttgart on 24.03 to deliver a lecture on "Phrase Structure Grammar" - don't ask what that it.  I wasn't aware of the technical nature of the lecture hence fought fever and made my way to the Univ. Stuttgart into a lecture-hall of 300, already fully packed some 15 minutes before start.

Can an Eagle that Flies also Swim?

As soon as it was made known the lecture was on Linguistics, I lost hope of taking much back, but Noam's opening example grabbed my attention.  Notice the sentence..

Can an eagle that flies also swim?
This is a perfectly simple sentence at first look, but our implicit knowledge of the eagle's primary ability to fly is note-worthy.  Wouldn't we understand this sentence differently if we knew of a species of eagles that also swam?

Some other provocative thoughts...
Is Aristotle's definition of language - Language is sound with a meaning, accurate?Is language a property of the individual, or that of a society?  Kids acqui…