Forex or FX is short for foreign exchange. So forex trading is currency trading. You simply exchange one nation’s currency for another in the hope of making money when the exchange rates change. The rates are constantly changing due to market news, national events, changes in values on a country’s stock exchange, etc.
Slackware was the first Linux distribution to achieve widespread use. It was started by Patrick Volkerding in late 1992. He had gotten introduced to Linux when he needed an inexpensive LISP interpreter for a project. At that time, there were very few distributions, so Patrick went with the distribution from Soft Landing systems (SLS Linux).
Within the Linux community, there are two major ideological movements at work. The Free Software movement, which we'll get into in a moment, is working toward the goal of making all software free of intellectual property restrictions, which it believes hamper technical improvement and work against the good of the community. The Open Source movement is working toward most of the same goals, but takes a more pragmatic
Linux was started by Linus Torvalds in 1991 as a personal project. He was looking for a way to run a Unix-based operating system without spending a lot of money. In addition, he wanted to learn the ins-and-outs of the 386 processor. It was released free-of-charge to the public so that anyone could hack on it and make improvements under the GNU General Public License
Defcon is the annual gathering of hackers around the world. This year, Defcon held back its activities at the Rio Hotel, Las Vegas on 4 - August 7, 2011 last. Who can not attend, you can download all the materials grand conference on the link below. Happy Hacking :D