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Open your photo in Adobe Photoshop. Press “L” to select the Lasso tool and click-drag around the object that requires adjustment. If you prefer to keep the original image intact, right-click the selection and choose “Layer Via Copy.” Doing so copies the selection to another layer, so any changes are applied to the selection copy. Click “Image,” “Adjustments” and then “Replace Color.” Click the “Add to Sample” button, which is depicted as an eyedropper with a plus sign....

If you have only an email address and need the sender’s name or other contact information, a reverse email lookup can help. Comparing multiple sources remains a best practice; some companies may have information that others do not. When choosing the best reverse email lookup service, consider criteria including name recognition, client trust, popularity and cost. Writer Bio

The iPhone provides a free, built-in method for recording audio. You can record complete voice memos or attach a microphone and record demos, recordings and audio suitable for an audio podcast. The Voice Memos app also has some basic built-in audio editing features that enables you to trim silence or noise at the beginning and end of a recording. Recordings provide a CD quality sample rate of 44.1KHz in the MPEG-4 audio format....

In the business world, some companies make use of vehicle tracking devices so that they can track vehicle movement. Applications include being able to find out the location of a shipment so a customer can be informed if necessary, as well as being certain that a driver is following a specified route and is traveling at an appropriate speed. While these applications can benefit a company, there are also disadvantages to using vehicle tracking devices....

What Is the OST File? Microsoft Outlook normally relies on your Exchange server to show and update your email messages, calendar and other data. However, it’s possible to tell Outlook to back this data up to an offline file, just in case you need access to this information when away from Exchange. The OST file stores a copy of your Outlook folders and automatically syncs with the Exchange service whenever you regain access....

Before personal playback devices dominated the music listening scene, you couldn’t carry thousands of songs with you everywhere you go on a device that fits in a jeans pocket. Thanks to music players and smartphones, you may be listening through headphones to a soundtrack that accompanies your every move. Depending on how you listen, this constant exposure to sound can and will cause permanent hearing loss, regardless of the type of headphones you use....

Add the video clip you want twisted to the timeline in After Effects. Set the playhead to the point in your clip you want the effect to begin. Open the “Layer” menu, click “New,” and then pick “Adjustment Layer.” This allows your twister to affect all other layers of your project, so you can combine the twister with other effects or clips later, if you want to. Choose the “CC Twister” effect from the “Transition” category in the “Effects” menu....

The motherboard is the largest printed circuit board inside a computer case. All of the components in the computer connect in some way to the motherboard, and it serves as a sort of traffic controller for the data sent to and from the computer’s components. A motherboard has connectors for many different types of parts, and the layout of one can be daunting to a person examining the inside of her computer for the first time....

Causes If you have the wrong driver for your video card or if your video card isn’t properly supported, your system cannot finish booting because your computer does not recognize how to use your video card – a big problem for using a graphical user interface. Reinstalling the open-source drivers that can run the basic functions on your video card, getting you on the road to fixing your computer. You have a few options for getting those drivers back onto your computer and removing the others....

Troubleshoot your margin errors by accessing the margin tools in your Microsoft Excel worksheet. Margins are the blank spaces between the edge of your text and the edge of your paper. Several factors affect margins, including print area, headers and footers and margin settings. Excel provides several tools for adjusting your margin spacing. Writer Bio

Email, texting and instant messaging are all ways of communicating with others via potentially long distances. Email and instant messaging require the Internet, whereas texting takes place over cell phone networks. Mobile devices enables some people to use all three of these services simultaneously, and some providers of one service offer access to at least one of the other two methods of communication. Writer Bio

Cell phone interference can make your conversations difficult, and in some cases, impossible. Interference often takes the form of background static, but can also be diminished volume or pick up that causes muffled conversation or background noise. Depending on whether you’re using a land line or a cellphone, different sources may be causing the difficulty. Writer Bio

Imagine the scene, you’re browsing your favorite website or you’re deep into your favorite game on your laptop and the screen suddenly goes black. Or even worse, the monitor won’t turn on at all when you boot the computer. The issue may have you thinking your computer’s gone kaput, but the problem may be specific to the monitor. Whether it’s something simple like a low brightness setting, or something more serious like a damaged monitor, it doesn’t usually mean you have to get a new laptop....

Users can switch between mobile devices via a Subscriber Identity Module (SIM) card. A SIM card can become infected during this process, which can cause problems with the operation of a mobile device.

In 2007, Earthlink began offering its own form of “naked” DSL (no telephony required) called freestanding – in part due to AT&T offering the same service, according to “Information Week.” If you want DSL without paying for voice service, consider freestanding DSL, if available in your area. Writer Bio

Google’s equivalent to Microsoft Office was originally called Google Docs, a service now assimilated into Google Drive. With editing, storage and sharing capabilities, Google Drive makes a powerful resource for business professionals, students and other individuals looking for an alternative to Office. It has many of the same features, but as a Web-based service differs from Microsoft Office in some essential ways. Writer Bio

If you get an email that should have attachments but doesn’t, they aren’t simply lost. Something deliberately removed them along the way. Google doesn’t generally strip attachments from incoming emails, though it will do so in specific instances for security and bandwidth reasons. However, in many cases the problem doesn’t come from Gmail itself but rather from issues on the sender’s end or from interference in the middle. Writer Bio

Television antenna gain is the amount of TV signal picked up by an antenna. It’s important to know the gain, or strength, of your television antenna because this effects the quality of your TV picture. Television antenna gain is also important if you need to route the signal from your antenna to more than one TV set, because the signal will diminish each time it is split. Antenna signal gain is measured in decibels (dB) within a range from 0 dB for the lowest gain antennas to 32 dB for high gain antennas, although some of these may need a powered signal amplifier to achieve such high gain levels....

People frequently think of the terms “wireless” and “Wi-Fi” as synonymous, when they describe two entirely different ways of accessing the Internet. While a wireless connection utilizes a cellular network and allows you to use the Internet almost anywhere, establishing a Wi-Fi connection requires you to install hardware in your home or use your computer within range of a router to which you have access. Both connection types have benefits and drawbacks in areas such as transfer speed, signal range and cost....

The SD memory card that slots into your Panasonic Lumix digital camera stores the photos and video clips that you capture with the device. Many laptop computers, tablets, smart TV sets, Blu-ray and DVD players also include SD card readers that enable you to view the photos and videos stored on the card on a larger display screen. The Panasonic Lumix is compatible with several different types of SD card, but you must select the right card type to ensure the camera works correctly....