A “daemon” is any program or service that runs in a computer’s background. Daemons can be used for a wide variety of purposes, including file serving and email. While the user rarely notices daemons, they do appear in the Processes list in the Windows Task Manager and the user is able to disable them at any time.   How Daemons Work Daemons work by running in the computer’s background and handling data between the operating system and a foreground service. For example, if a daemon is used to handle email, Read More

Picking the right photo paper for your printer can be a difficult task. Do you go with a matte finish or not? Do you want heavier paper or lighter paper? Can your printer even handle it? When standing in an office store–Staples, Office Depot, take your pick–looking at all the different photo paper, how do you know which to pick? There are a lot of things to consider before picking the right paper. Here are some of those things. Paper Size What size paper do you want? Do you want Read More

XOR is known as ‘Exclusive-OR’ and it is a Boolean operator that returns a TRUE when only one of the operands is TRUE and returns a FALSE when both of the operands are either TRUE or FALSE. It is a logical operation on two logical values. Going by the rules of material implication and material equivalence, the exclusive-or is equivalent to the negation of the logical bi-conditional. Properties XOR is an associative operation i.e. re-arranging the parenthesis in an expression having two or more same associative operators in a row Read More

Preview: Sleek Navigation Interface. Step one: Open a new document. For this tutorial, I am just going to use a 810×160 px (Width, Height) document with a white background. Now make a new layer and draw a #5C5C5C colored rectangle, size 680×27 px. Step two: With your step one layer add the following layer styles: Step three: Now select your rounded rectangle tool from the tools window and set the radius setting to 20 px and check anti-aliased. Create a new layer and draw a black rounded rectangle, size 114×53 Read More

Augmented reality is one of the newest innovations in the electronics industry. It superimposes graphics, audio and other sense enhancements from computer screens onto real time environments. Augmented reality goes far beyond the static graphics technology of television where the graphics imposed do not change with the perspective. Augmented reality systems superimpose graphics for every perspective and adjust to every movement of the user's head and eyes. Development of the needed technology for augmented reality systems, however, is still underway within the laboratories of both universities and high tech companies. Read More

A hard drive, also known hard disk or hard disk drive, is a non-volatile data storage device. Technically, hard drives and hard disks are not the same since hard drives consist of multiple hard platters, the hard disk reader and writer head, the hard drive motor, and the drive electronics. On the other hand, a hard disk is the storage medium itself. The hard drive was invented in mid-20th century. Its earliest versions were mainly used in computers and could only store around five megabytes of data. Now, hard drives Read More

Yagi Antennas are one of the most well-known directional antennas in use throughout the world and are used for communications in the medium range of three to five miles between two points. They can also be used as a bridge antenna to connect clients to an access point. The original inventors of the antenna design were Japanese inventors by the last names of Uda and Yagai who came up with the original design in the 1900s. Yagi antennas remain in widespread use today and are also known as beam antennas Read More

Configuring SMS Sites Systems A SMS site system is a Windows server that carries out one of multiple SMS roles for the SMS site. When installing SMS, the default configuration is that all SMS roles are installed on an SMS site server. After SMS is installed, you can assign these site system roles to computers: Client access points (CAPs): This is a SMS site system that operates as the exchange point between SMS clients and the SMS site server. At the client access point; inventory, and status information and discovery Read More

Apple iTunes is a favorite for downloading inexpensive music right to one's computer. Before iTunes, most people got their music by going out and buying CDs or downloading illegal versions of the song. However, this led to viruses. What it demonstrated, though, was that people were not always interested in entire albums, but instead, in particular songs. This led to the iTunes revolution. Downloading music on iTunes is not difficult. To begin with, make sure to download the latest version of iTunes. Every time you turn on the program, it Read More

RJ-45 is the standard connector utilized on 4-pair (8-wire) UTP Unshielded Twisted Pair) cable. It is generally implemented for network and telephone cabling.  Sometimes, it's also utilized for serial network connections. The RJ-45 connector is the standard connector for 10Base-T/100Base-TX Ethernet, ISDN, T1, and modern digital telephone systems. Standard RJ-45 pinouts describe the arrangement of the individual wires required when connecting connectors to a cable. RJ-45 connectors appear similar to the RJ-11 connectors utilized for connecting telephone equipments, but they are a bit wider. RJ-45 stands for "Registered Jack – Read More