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Wednesday, November 29, 2006

Ruby Code

Hi All,

Here is the link to the world of Ruby on Rails code for each and every part of programming requirements.
http://www.bigbold.com/snippets/tag/ruby/1
Thanks.

.Net Blogs

Hi All,

I have found some list of blogs for .Net developers which will cover all the area`s.
The top most link will take you to a page where you can search for any kind of blogs.

Feel free to post if yo have your own blog or some other know blogs relating to technology.
It would be more wise to spread other technology too.

Stringbuilder - .Net

String object is immutable. Every time you use one of the methods in the System.String class it creates a new string object in memory, which requires a new allocation of space for the newly created string object. In situations where you need to perform repeated modifications to a string, the overhead associated with creating a new String object can be costly.

allocated memory in some location say 4253
string str = "BlogHead";
erases contents at 4253 and creates new memory location say 8578
str += "geeks";

Any modifications you do to the string object memory will change.

The System.Text.StringBuilder class can be used when you want to modify a string without creating a new object. For example, using the StringBuilder class can boost performance when concatenating many strings together in a loop.

Tuesday, November 28, 2006

Bruce Lee

Bruce Lee is one and the first kind to bring martial arts to west. He was not only a actor but also a good teacher.
He started a martial arts school and many of his on screen actors got trained. Bruce Lee`s fierce and frisky stunts gave a stunt men a run for their skills.

To discuss his death on his birth anniversary will give a broader view of his life. As per the media it is reported that he was poisoned to death. but no one know or somebody knows the mystery behind it. It was a speculation that the poisoning was a deliberate act of the martial art legends from Chinese land. The tragic part is that his son too died in a stunt. The legends had the tradition not to spill the bean about their skills and their culture. Chinese is know for keeping their tradition alive till now.

Bruce Lee came to west for acting and not spoil or breach Chinese tradition, which everyone admires.

V for Vendetta

Hi all,

I recently or way back say a month ago saw the movie V for Vendetta. I was little bit taken a back to know about the Guy Fawkes Day is celebrated in UK. I am not sure whether the celebration is for the attempt to bring down the parliament or hanging Guy Fawkes?

Sometimes its unusual to celebrate the death or a birth of a revolution, but it depends on the kind of revolution. Also the movie gives a message that the government should be afraid of the people not the people afraid of the government.

I am not sure how the British have a perception over Guy Fawkes Day.

Monday, November 27, 2006

A word a day doesn`t keep dictionary away - "Mallet"

Hammerlike tool with a head commonly of wood but occasionally of rawhide, plastic, etc., used for driving any tool with a wooden handle, as a chisel, or for striking a surface.

Chris Cornell

Chris Cornell, the screaming siren voiced frontman of Audioslave has written the main title theme to the new James Bond entry Casino Royale.

Cornell collaborated on the song, entitled "You Know My Name," with long time Bond composer David Arnold (who has scored all the Bond films since Tomorrow Never Dies)

Cornell joins ranks with the likes of Paul McCartney & Wings, Sheryl Crow, Chrissie Hynde, and Madonna in terms of being a modern pop icon who has penned an original James Bond theme song.

A. Q. Khan

Long celebrated as the "Father of the Pakistani Bomb", A. Q. Khan is the architect of uranium enrichment gas centrifuge plant built under Khan's leadership, using classified and proprietary plans and technology that he stole from his former employer URENCO, Pakistan would not now have the ability to build dozens of nuclear weapons. He has spent most of the last quarter century as the public face, indeed the very personification, of Pakistan's nuclear establishment. His frequent willingness to make colorful and inflammatory public statements ensured his notoriety and hold on the limelight, up until his surprise forced retirement in March 2001. But much of the credit he has been awarded - and has done nothing to discourage - for being virtually the sole force behind Pakistan's nuclear and missile programs is not deserved.

The hero of Pakistan's nuclear weapons capability was born in present day India, in Bhopal State, in 1936 - the son of a teacher in a family of modest means. For five years, between the 1947 establishment of India as an independent state and 1952, Khan was a citizen of India. Then the Muslim Khan immigrated to Pakistan with his family as did millions of other Muslims before and after the 1947 partition of the two states. After graduating from school in Karachi he went to Europe in 1961 to continue his studies. First in Germany he attended the Technische University of West Berlin, then in Holland where he received a degree in metallurgical engineering at the Technical University of Delft in 1967. Eventually Khan received a Ph.D. in metallurgy from the Catholic University of Leuven in Belgium in 1972.

Saturday, November 25, 2006

Good night, good night! Parting is such sweet sorrow

In this poignant scene the doomed lovers have just exchanged their vows of undying love and devotion. This dialogue is one of the richest and best known in literature. They hope to devise a plan to meet again and be married, but their conversation is interrupted by Juliet's nurse, who has been searching for her. The two lovers try to say goodnight but run back to each other again and again, until finally Juliet speaks the famous line, ".....that I shall say good night till it be morrow." The simultaneous pain of parting and pleasurable anticipation of their next meeting drives the lovers towards their fate.

Romeo and Juliet

William Shakespeare



Polonium-210

Polonium was discovered by Marie Sklodowska Curie, a Polish chemist, in 1898. She obtained polonium from pitchblende, a material that contains uranium, after noticing that unrefined pitchblende was more radioactive than the uranium that was separated from it. She reasoned that pitchblende must contain at least one other radioactive element. Curie needed to refine several tons of pitchblende in order to obtain tiny amounts of polonium and radium, another radioactive element discovered by Curie. One ton of uranium ore contains only about 100 micrograms (0.0001 grams) of polonium.

Due to its scarcity, polonium is usually produced by bombarding bismuth-209 with neutrons in a nuclear reactor. This forms bismuth-210, which has a half-life of 5 days. Bismuth-210 decays into polonium-210 through beta decay. Milligram amounts of polonium-210 have been produced by this method.

Polonium-210 is a very strong emitter of alpha particles. A single gram of polonium-210 creates 140 Watts of heat energy and is being considered as a lightweight heat source for thermoelectric power for spacecraft. Polonium-210 has a half-life of 138.39 days.

Polonium's most stable isotope, polonium-209, has a half-life of 102 years. It decays into lead-205 through alpha decay. Polonium-209 is available from Oak Ridge National Laboratory at the cost of about $3200 per microcurie.

Polonium can be used to eliminate static electricity in machinery that is caused by processes such as the rolling of paper, wire or sheet metal, although other materials which emit beta particles are more commonly used for this purpose. Polonium is also used in brushes for removing dust from photographic films, although the polonium must be carefully sealed to protect the user from contamination. Polonium is also combined with beryllium to form neutron sources.

A word a day doesn`t keep dictionary away - "Invective"

Vehement or Violent denunciation, Censure, Reproach ;