Ascii Table - ASCII character codes and html, octal, hex and decimal chart conversion. Create IVR applications in minutes :: QuickFuse. Face Research » Demos » Make An Average. Online syntax highlighting. Making Sense of DNS. Originally, users of the Internet, when it was still known as ARPAnet, were forced to use a hosts file called HOSTS.TXT which did the conversion of the name to an IP Address (like 192.168.2.34) by downloading a large file from a central location that listed all of the hosts on the Internet and their IP Addresses.
As the network grew, this soon became a situation that could not continue based on the sheer size and the rapid growth of the Internet. Domain Name Service (DNS) was created in 1983 out of the necessity to convert domain names to IP Addresses like 192.168.9.2 . DNS is a distributed database, what this means is that no one computer is used to maintain a complete database of all of the domains on the Internet. Instead this information is distributed across many computers. To further understand how this works, take a look at the DNS structure: Notice how the DNS namespace resembles an inverted tree. Consider the web address: mail.example.org. Learn about Hacking, Cracking, JavaScript, PHP, Cryptology and Password security.
64 Things Every Geek Should Know - laptoplogic.com. The term ‘geek’, once used to label a circus freak, has morphed in meaning over the years. What was once an unusual profession transferred into a word indicating social awkwardness. As time has gone on, the word has yet again morphed to indicate a new type of individual: someone who is obsessive over one (or more) particular subjects, whether it be science, photography, electronics, computers, media, or any other field. A geek is one who isn’t satisfied knowing only the surface facts, but instead has a visceral desire to learn everything possible about a particular subject. A techie geek is usually one who knows a little about everything, and is thus the person family and friends turn to whenever they have a question. If you’re that type of person and are looking for a few extra skills to pick up, or if you’re a newbie aiming to get a handhold on the honor that is geekhood, read on to find out what skills you need to know. 1.
USB – Universal Serial Bus GPU – Graphics Processing Unit 2. 3. What the Hex?