Page files use hard drive space like its RAM. Computers use free hard drive space to supplement RAM (random access memory) when running programs. The computer uses something called a “Page File,” where it stores data on the hard drive — traditional or solid-state — that would otherwise be stored in the computer’s RAM. It […]
Unlike a mobile phone, your cordless system has a relatively short range that might not work outside. Image Credit: AID/a.collectionRF/amana images/Getty Images Cordless phone systems can be handy for moving around the house or office — but when you’re having issues with your system, you may have to try a few steps to get the […]
Image Credit: golubovy/iStock/GettyImages The CPU of a computer, or central processing unit, is frequently compared to the human brain since it’s the central control of the computer. The CPU performs computer operations by rapidly executing program instructions. The speed of the CPU plays a large part in determining the power of a computer. Each new […]
Create dramatic effects by blending color overlays into photos. Image Credit: Photoshop screenshot courtesy of Adobe. Photoshop’s Color Overlay has a wide range of applications in both graphic design and photo editing. Just as its name suggests, Color Overlay literally lays a color over an existing image. At its most basic level — and what […]
Milliamp-hours, or mAh, are the units technicians use to measure a battery’s useful operating lifetime, or how long the battery will last when it powers a normal electrical load. You can measure a battery’s mAh rating using a multimeter, a resistor to act as a load and a stopwatch to measure elapsed time. Step 1 […]
Professional green-screen setups can accommodate complex shots. Image Credit: Steve Lovegrove/iStock/Getty Images When your favorite movie character flies above the Earth or jumps off a building, movie magic turns a shot captured on a studio sound stage into a believable composite, replacing a solid green background with another scene. In movies and still photos, this […]
Trace an Anonymous Email As of 2009, anonymous emails are still sent out frequently over the Internet. If you’d like to know more about the mystery senders of some of the emails you’ve received, there are a few simple steps you can take. Step 1 Check the sending email address to see if you recognize […]
Image Credit: monkeybusinessimages/iStock/Getty Images ManyCam is a free software program that can be used to enhance your video chatting and video broadcasting experience. The software is compatible with applications such as Skype, YouTube, AOL Instant Messenger, Yahoo Messenger, LiveStream and more. By default, the ManyCam logo will appear on your video window. This is one […]
Break-even analysis determines the point at which total costs of production are equal to total revenues for a product or service. A break even computation can be simple or it can be complex. It all depends on the number and detail of the cost and revenue factors you wish to include. Excel can perform the […]
Image Credit: Mike Watson Images/moodboard/Getty Images Virtual Network Computing (VNC) is a way to use a graphical desktop from one computer (the server) on a remote computer (the client). It is possible to have a VNC server running on a Windows server and view it on a Linux client or vice versa. The keyboard and […]
