The zoom key on the Logitech Wave keyboard is a handy feature when you need to closely examine a photo, graphic or text, but when it’s not working can be very frustrating. Like many keyboards with extra function keys, the Wave uses additional software to provide drivers for non-standard keys – meaning the fix can be just a software installation away.

Updated February 10, 2017 What is a tripod? A tripod has three legs and is used to hold something in position and keep it steady. Tripods come in different sizes which should be considered in relation to the weight of the object to be held. If the tripod is too small, it will not hold and support a camera adequately, for example. The main features are legs, a head and plate....

E-commerce involves a business transaction over an electronic system or utilizing electronic systems. An e-commerce website involves electronic transactions over the Internet, an intranet or an extranet. E-commerce websites utilize internal networks that may interface with the World Wide Web. The nature of e-commerce introduces internal and external risks to both the website and the business systems to which it connects. External threats to an e-commerce website come from many sources, including the electronic economic environment and risks associated with the external Internet and related networks....

Computers and network systems connected to the Internet communicate through Internet Protocol Suite, or TCP/IP. The transfer of information between servers, agents and clients linked on a TCP/IP Internet framework must be managed by a set of standardized protocol such as Simple Network Management Protocol (SNMP), Simple Mail Transfer Protocol, Internet Message Access Protocol (IMAP), and Internet Control Message Protocol (ICMP). Each of these protocols play a different role in the transfer and management of information and are defined by the Network Working Group via Request for Comment (RFC) documents....

The speed with which you are able to browse the Internet, view videos, or perform other online-related tasks is determined by a combination of your computer’s attributes and your Internet service. Any activity you perform on the Internet uses a variety of your computer’s resources. Using the Internet encompasses devices like routers, modems, network cards, processors, RAM and the hard drive. Some of these you can control, change and tweak....

The High-Definition Multimedia Interface is a high-definition interface cable used with numerous electronic devices. HDMI carries both audio and video in a single cable and is generally the interface of choice for high-definition video and audio content. When connected to standard definition devices with HDMI output, it has another nifty feature; it upscales standard-definition media to a higher resolution.

There are many potential issues that can arise when submitting a file to a printer. The file might be too large to email, be low quality or appear different to the recipient. A high resolution PDF is an ideal format for printing, and can solve all of these issues.

Memory fragmentation occurs when a system contains memory that is technically free but that the computer can’t utilize. The memory allocator, which assigns needed memory to various tasks, divides and allocates memory blocks as they are required by programs; when data is deleted, more memory blocks are freed up in the system and added back to the pool of available memory. When the allocator’s actions or the restoration of previously occupied memory segments leads to blocks or even bytes of memory that are too small or too isolated to be used by the memory pool, fragmentation has occurred....

Web browsers are used to view and navigate through websites on an Internet device. Users have the option of choosing among various third-party Web browsers to install on their devices. One of the most popular Web browsers on the market today is Microsoft Corporation’s Internet Explorer. America Online has developed various Internet suites with Web browsing capabilities, including their discontinued AOL Browser. Writer Bio

DSL is an acronym that stands for direct subscriber line. Many different telecommunications companies around the world provide DSL service. AT&T, the largest provider of landline telephony in the U.S., provides DSL as well as U-verse, a fiber-optic network that connects digital television and telephone service with high-speed Internet access through a central “brain” called the Wireless Gateway. DSL is significantly more expensive than dial-up or cable Internet access. The further you are from your Internet service provider’s central office, the slower your download and upload speeds....

Protected vs. Public Tweets On Twitter, your profile and tweets can be publicly viewed by default. This means that users do not need to have a Twitter account, nor do they need to follow your account to view your tweets and profile. Your tweets may show up in Google and Twitter searches. When you configure your tweets as protected, your tweets are visible only by you and your followers. Your tweets do not appear in Google or Twitter public searches, and approved users who can access your tweets cannot retweet them....

Microsoft and Sony are two of the biggest companies in the world. Both have been producing widely adopted consumer and professional products for decades. In particular, each company produces competing gaming and entertainment consoles. Determining which company is actually bigger depends on what you’re measuring. If you go by the Fortune 500 list, you’ll find Microsoft was ranked No. 37 in 2012, while Sony, based in Japan, was No. 83 on the Fortune Global 500 list in 2012....

The last things you want to hear from your stereo system are popping and crackling sounds. Besides being annoying, these noises produce abrupt movements in your speakers, potentially damaging them. The root cause is a bad connection somewhere in your audio system; the problem may be in a piece of equipment, in a cable or in the speakers themselves. Writer Bio

Wireless routers and cordless landline-based phones can compete for the same radio bandwidth as each other, which can cause interference for both devices. In rare cases where the physical phone line is improperly shielded or damaged, Wi-Fi transmissions can interfere with the phone line. However, it is more likely that the wireless router is interrupting the radio communication between the phone unit and the transceiver base that connects to the phone line itself....

The Better Business Bureau is a century old, with a history of fielding customer complaints and reporting on how businesses respond to those complaints. Businesses are listed on the BBB website for one of two reasons: either because they have been accredited and listed on the website, or because customers have left reviews on the BBB website. Writer Bio

Define a Sidebar Column Open your Tumblr dashboard, then select the blog to modify in your dashboard. Click “Customize,” then click “Edit HTML” to open the HTML editor. Define the column by inserting the following code between the “” tags in the CSS section of the theme code. You can style the sidebar, as desired, but the code below provides the base construct for the column: .sidebar { position: relative; left: 0px; top: 0px; } Insert the following code between the “” and corresponding “” tags in the body section of the HTML code where you want the column to appear....

If you are the inquisitive sort, then you might want to know how many people hit up your Facebook profile during the course of a day or a month. If you use Google Analytics, this isn’t a problem: you can track a page such as your Facebook profile the same as any other Web page. This makes gauging your popularity on Facebook a more educated effort. Writer Bio

Radio frequency identification technologies offer the ability to connect a physical measurement in the real world with information that resides in the digital world. When an RFID-tagged crate of oranges makes it to the loading dock, a scan of the crate can pull up information on when the oranges were harvested and the temperature of the truck in which they were shipped. Then the supplier can be automatically paid. This kind of information maximizes efficiency for moving products and material....

Attaching headphones to your Samsung TV can be a great way to watch your favorite programs without disrupting others in your home – particularly if you like to watch TV late at night. There are multiple ways to connect headphones to your TV depending on the age, model and size of your Samsung television. This may include the purchase of an adapter or the use of wireless headphones. Writer Bio

If you already have experience with the AutoCAD program and just need to freshen up your skills, there are several options you may consider. AutoCAD refresher training can include online tutorials, books or instructor-led classes. Writer Bio