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2.10.2009

NPTEL - Web Video courses from IIT's and IISc

NPTEL - National Programme on Technology Enhanced Learning, a project funded by the Ministry of Human Resource Development (MHRD) of India.

The main objective of NPTEL program is "To enhance the quality of engineering education in the country by developing curriculum based video and web courses".

Seven IITs and IISc Bangalore together created web courses on different engineering subjects and made them available for all other students around the world.


In the first phase of the project, supplementary content for 129 web courses in engineering/science and humanities have been developed. Each course contains materials that can be covered in depth in 40 or more lecture hours. In addition, 110 courses have been developed in video format, with each course comprising of approximately 40 or more one-hour lectures. In the next phase other premier institutions are also likely to participate in content creation.

The courses can be accessed at http://nptel.iitm.ac.in/

The video lectures of various courses can be directly accessed from Youtube at http://youtube.com/iit

2.04.2009

Blogger: Adding Applet code into the blogger post

Since we cant directly upload the Applet code into the google and then include it in the blogger post checkout the the way we have to add the Applet code into the blogger.

We cant simply add the Applet code to post in the blogger. For e.g. let us add the following applet code <applet code=ThreeD.class width=100 height=100></applet> into the post then we see a box with a 'x' mark on the left side corner as shown below.



Inorder to solve the problem we have to modify the Applet code so that blogger can track down where the following applet is actually present.


Solution to the problem comes up with a tag "codebase" ...

What is codebase?
Codebase tells the browser where the applet files are located, but if all files (including the HTML file, .class files, and images) are all together in one folder on your own server or local system, you should not specify CODEBASE. Likewise, if you are going to use the applet off-line, do not use a CODEBASE.

If you are using something like BLOGGER, then yes, you will definitely need to use a codebase address (since .class files can't be directly stored on the .blogspot server).

Something like this

<applet code=ThreeD.class width=100 height=100 codebase=http://www.yoursite.com/files/ ></applet>

I have provided the exact link location where the applet code is stored.

1.24.2009

Tin Tin EBook Collection - Part3

There are download links available below each and every Image of the TiTle book ... If any problem in seeing them please leave a comment .....

Checkout TinTin Ebook Collection - PART1 for the books from 1 to 10.

Checkout TinTin Ebook Collection - PART2 for the books from 11 to 20

21. The Castafiore Emerald


22. Flight 714


23. Tintin and the Picaros


24. Tintin and Alph-Art


Tintin and the Lake of Sharks


Tintin in Thailand


Tintin - The Complete Companion


Tintin the freelance reporter

Tintin and the mysterious visitor

1.21.2009

Tin Tin EBook Collection - Part2

There are download links available below each and every Image of the TiTle book ... If any problem in seeing them please leave a comment .....

Checkout TinTin ebook collection for the books from 1 to 10.

11. The Secret of the Unicorn



12. Red Rackham's Treasure



13. The Seven Crystal Balls



14. Prisoners of the Sun



15. Land of Black Gold



16. Destination Moon



17. Explorers on the Moon



18. The Calculus Affair



19. The Red Sea Sharks



20. Tintin in Tibet



Checkout TinTin ebook collection part3 for the remaining editions.

9.30.2008

CERN's LHC is also powered by GNU/LINUX

Everyone knew about Large Hadron Collider (LHC) Experiment (a snip at $10 billion) conducted by CERN.
The Large Hadron Collider (LHC) is the world's largest and highest-energy particle accelerator complex, intended to collide opposing beams of protons or lead, two of several types of hadrons, at up to 99.99 percent the speed of light.

CERN played a pivotal part in the evolution of the internet we know and love today. Tim Berners-Lee invented the hypertext link when he was working at CERN as an independent contractor in the 1980s. He saw the opportunity to link his hypertext to the Transmission Control Protocol (TCP) and the Domain Name System (DNS) The rest, as they say, is history.
Berners-Lee designed the first web browser, built the fist server and the first website was launched at CERN in August 1991. And he gave away world wide web to the world as a gift for Free.

CERN is home to not only a spirit of free enquiry, but to the use of free software itself. For starters CERN’s 20,000 servers use GNU/Linux. In fact they developed their own version of Scientific Linux (SL), a recompiled version of Red Hat Enterprise Linux, in conjunction with Fermilab and other labs across the world.


Coming to LHC experiment, LHC will output data on a truly massive scale that threatens to simply overwhelm the bandwidth of the current web: it is reported that the experiment will produce one gigabyte of data every second and that deluge requires a whole new way of handling data and distributing petabytes of information.

To solve that problem CERN came up with the Grid. This is being seen widely as the future of the web. Two large bottlenecks have been identified: the shortage of IP addresses and bandwidth. The former is being solved with the introduction of IPv6 which should render addresses virtually inexhaustible. As the number of users and web-enabled devices grows however and the web churns out more and more data, the other choke point therefore becomes bandwidth. CERN’s solution is The Grid.

The primary architecture of the computing grid is the “TIER” and there are three of them: 0, 1 and 2. The first centres on CERN itself, the second covers various sites across Asia, Europe and North America and the third is represented by individual labs, universities and private companies. Tier 0 - capable of managing up to 10 gigabytes per second across fibre optic cables. Checkout ZDNet's video on CERN's 3D digital camera.


CERN’s choice of GNU/Linux is no one off. To manage such a vast data output from the LHC some controlling software was required to manage the petabytes of data for users sitting at their computers across the world on the computing grid and GNU?LINUX is the best option for it. Users need to access the data transparently even though it is sitting on geographically disparate servers housing those petabytes. It is the opensource community that plays a great role in all the scientific experiments as well as in new innovative stuff. It is quite clear that even if it is a Super computer or a billion dollar Scientific Experiment or a new innovative technology it is the opensource community and GNU/LINUX that comes for the rescue rather than the propreitary stuff.

Actual link where you can have much more information about this topic is at this link.