Free Computer Articles

Find out how you can use your mobile phone, no matter how outdated, to read texts the same way as with a PDA. Really, this is a simpler and, importantly, cheaper way to do it. The mobile phone you always have along is a far more useful tool than just a device that keeps you connected.

Computer viruses generally trick hosts or other types of computers into reproducing copies of the invading organism. They spread from computer to computer through electronic bulletin boards, telecommunication systems and shared floppy disks. Viruses are created by human programmers, for fun or malice, but once they begin to spread they take on a life of their own, creating disruption, dismay and paranoia in their wake. If the virus is found in any of the PC's that PC shoul...

The keyboard is among the most underappreciated and taken for granted component of the Personal Computer (PC) that we use everyday. We are all creatures of habit. We generally use certain keys and not others in certain way. What are the origins and history of the now current accepted PC computer keyboard? Interestingly enough the standard keyboard layout did not originate in one fell swoop. It developed through three separate IBM keyboard projects and often involved ...

An audio book club is a shopping club for book lovers. But how is it different from a normal book library? In simple terms, an audio book club provides books in audio format - they could be burned on a CD, could be on tape, or could be simple downloadable audio files. The great advantage here is that you can read, or rather listen to, and enjoy any book even while you are engaged in any other work. Audio books make reading a pleasure, and place less demands on one of the m...

Electrical Discharge Machining or EDM is electrical equipment or a machining method that is used for hard metallic materials. It is primarily used on hard metals that cannot be processed by traditional methods and techniques. Electrical Discharge Machining, however, only works with metallic objects that are electrically conductive. EDM can cut small unusual shaped angles, complex curves and outlines in numerous types of extremely hard steels and exotic metals like titanium an...

Spyware is software that is installed onto your computer without your knowledge. Everyone that accesses the internet is at risk but you can protect yourself using spyware protection. Spyware software installs on your computer and then reports back to its owner on your internet activities. These spyware programs can prove to be potentially dangerous and some come in the form of keyloggers which will actually record all the keystrokes you make on your computer, this can incl...

If you have a personal computer, you are susceptible to spyware. You may wonder, what in the world is spyware? Spyware is a hidden program placed on your PC by sites that you may surf on the web or emails that you open even though you don't know who sent them. The spyware is intended to keep track of where you go on the Internet and can allow an outsider access to your personal business. Spyware removal is available to get rid of this bothersome problem that has lodged itself...

There's a new route into your company's secure data. It's the Blackberry PDA. A hacking program has been developed which exploits the relationship between the Blackberry itself, a company's internal server and the network connection to which both are attached. The hacking program works because the data tunnel between the Blackberry and the server is encrypted. Intrusions can't be detected because the protective systems, such as firewalls, exist at the perimeter of the network...

I know you know what screensavers are. Yeah I'm talking about those animated sequences that come up after your monitor has been left sitting for a specified amount of time. Any thing from different colors and designs that flash on and off the screen to slideshows of professional pictures or your own personal shots, to words and phrases, to animations like aquariums or video games. So why do they exist? The original purpose for screensavers was more noble than purely entert...

Although a wireless transmitter is limited in its range, wireless extension points can be installed to boost its signal and make the range of the network much larger. These wireless extension points are commonly known as repeaters. Several companies have started to manufacture wireless repeaters, despite the fact that these devices are not part of the wireless standard. Wireless repeaters are designed to resolve certain problems with wireless coverage. The further away you...

New technologies being used to drill for, and produce, coalbed methane (CBM) gas are making it easier to get out the gas. That?s according to Dr. David Marchioni, one of Canada?s leading CBM geologists, who appeared on Canada?s ROB TV in late April. ?Because of advances in the technology, one can be more effective in getting the gas out,? Dr. Marchioni told the reporters on Canada?s leading business television network. Questioned about how CBM gas was different from conven...

Router is a computer device that receives or forwards data packets to and from the Internet towards a destination in the process called routing. Router is the essential component of the computer networking that enables any sent data to arrive at the right destination. As an illustration, imagine that the Internet is the world and one computer is one household. Other computers connected through the Internet are households around the world. Say one household will send a let...

Troubleshoot Video Cards When you have problems with your video display,it can be something as simple as having the brightness turned down to a bad controller on the motherboard.If you have not done,first learn to identify the components of the video display system. When you look inside any open computer,see if you can locate the Video Card.Is your video card mounted in an adapter slot or is it integrated onto the motherboard.If the card is motherboard integrated,locate...

It just amazes me how there are companies out there, claiming to be legitimate businesses, who are distributing what can only be known as spyware, adware, malware, badware, and viruses. These companies get away with it due to obscure clauses and legal double-speak in their terms of agreements, if they bother to have one at all. Some websites will download unwanted spyware and badware on your computer without any consent from you at all. They claim that all of this informat...

Wireless fidelity , or WiFi, is an amazing technology that allows you to network your computers, office, home, etc. without the need for wires. This makes networking so much easier and less messy because wires are not used. The computers simply connect to the network via radio signals. Because of this easiness, many businesses, schools, malls, restaurants, cafes, stores, airports and other businesses have set up wireless hot spots that allow anyone to log onto the network....

An air conditioner is a device, which is used to cool the air. People extensively use it across the world. However, there are certain things that you should look for when purchasing, installing and using an air conditioner. The Main Parts of an Air Conditioner The compressor, the condenser and the evaporator are the three main parts of an air conditioner. Besides these, an air conditioner also has a hot coil and a cool coil on the out side and inside respectively. It has ...

Information technology (IT) problems can be one of the most frustrating problems facing both homeowners and small business owners. For many, the source of this frustration is problems with the Internet connection. Both homeowners and small business owners rely on their Internet for their daily activities and when there is a problem with their connection it can delay business. They usually do not have a dedicated, onsite IT staff and often have nowhere to turn except the custo...

You won't have to worry about losing valuable data again if you find the best backup software for your home or office. Whether your main concern is to keep a copy of all your documents or to encode sensitive information, you can find the best backup software that contains the best of both of these features and more. Backup software may not always be cheap, but it is an essential investment for preserving and protecting valuable information. If security is your main concer...

For a virus or similar program to have any great impact it needs to be able to spread from one machine to another. They are specifically designed to get access to parts of your computer system that allow for communication with other machines. Below is a discussion of some of the most common methods. Boot Infectors Every disk (hard disk, floppy, CD, DVD) contains a boot sector whether it is a bootable disk or not. When a computer is turned on, it looks for boot informati...

A broken laptop can be a very stressful situation especially if the laptop in question is used every day and is an important part of your job, school or business. The purpose of this article is to offer you some things to consider when it comes time to get your laptop repaired.

Stress is a fact of life that most of us have learned to accept and grown accustomed to enduring in our busy lives. But minimizing noise, an element that often compounds stress, can lead to better concentration, increased productivity and can reduce your overall stress level. There are many types of audio and visual noise that can cause distractions that break concentration and increase stress. There?s the noise of traffic and conversations when we?re walking down the stre...

When you press the power button on your computer and it just sit there with none of those clicking and beeping sounds along with the monitor still having that blank screen,you know that you're going to have a bad day. A computer that fails to boot can be one of the most pain staking things that can happen to a pc user.And in most cases, the user don't have a clue as to what procedures they can take to get the PC up and running again. When you do experience pc bootup fai...

Many business managers and owners discount the idea of installing a CCTV system on their premises. Worried about costs and benefits, they use other security measures to protect their stock and their staff. CCTV systems could be more beneficial than you think. Here are three key ways that CCTV can help to protect your business. Deterrent Although they won?t stop all crime, it is thought that visible CCTV systems act as a deterrent to would-be criminals. It?s far less ...

JavaScript is a development of the Java programming language. Small Java programs called scripts can be incorporated within the HTML of a web page to allow even Joe Soap?s homepage to exhibit dynamic effects that Joe would never have dreamed of 10 years ago. There are thousands of Java Scripts freely available for downloading. These range from Drop Down menus to Snow Effects, from Mouse-over Effects to Digital Real-Time Clocks. Java Scripts are useful for introducing li...

Microsoft?s next-generation operating system is coming in early 2007, offering improvements that are both impressive and unprecedented in the Windows world. On Apple?s side of the world, Tiger, the 5th incarnation of Apple?s legendary OS X operating system is still up to challenge as to what Vista has to offer, even if it?s already two years old. Although Vista and Tiger are almost playing in the same field in terms of features and technology, there?s a major difference in...

The iPAQ software brings the essential functionality to Hewlett Packard PDAs or pocket PCs. It is what let?s PDA users send and receive text messages. These are composed of Microsoft Word Mobile files and the preparation of Microsoft Excel Mobile charts. The iPaq users can also browse Microsoft PowerPoint presentations; they just can?t edit or make them on their pocket PCs This software also makes it possible to: retrieve e-mail, keep track of appointments and schedules an...

Laptop computers are essential tools for college students, business professionals and many more. As the capabilities, size and price of laptops continues to improve, laptop computers continue to represent increasing value for the dollar. But there are some important things to be aware of when considering a laptop. This guide will focus on some of the primary concerns. The first decision to consider when buying a laptop is whether you need a Windows, Apple or Linux machine....

Like many other long term owners of printers, over the years I've spent a fortune on printer ink. I even recall on one occasion I actually paid more for a replacement ink cartridge than I did for a bottle of good champagne. I always thought that as long as my printer kept printing then it was just another fact of life and there was little I could do about it so why complain? Back then, on average, I paid anything from £20 to £25 for my branded ink cartridges because I simp...

The Universal Serial Bus (USB) was first launched in 1996 by a group of IT Companies known as the USB Promoter Group. This first version was known as USB 1.1 and was a standardized serial connection that aimed to provide a replacement for parallel and serial ports. Intended for mid-speed and slow computer peripherals, it created an intelligent serial bus. In the early years, many people utilized USB on their own computers and it proved to work well for most applications...

$As a general rule, black ink cartridges are more affordable than color toner. When considering which to purchase, take a moment to think about how you will be using your printer. Will your printouts require color or will they work just as well in black & white? If the answer is ?yes,? you will save a considerable amount of money in purchasing the black ink cartridges. $If you are cost conscious and also have a great concern for the environment, purchasing recycled ink car...