A frozen computer screen is a common, annoying occurrence. Computers can freeze for many reasons, such as when there are problems with hardware or software, overheating or running too many programs at once. If the computer does not respond to mouse clicks, use the keyboard to open Windows Task Manager and close the offending program or application. Writer Bio

Epson’s TM-T88III receipt printer allows for the configuration of fonts other than the default 8 point system font. By connecting to the receipt printer with a serial cable and using the built-in terminal software, you will be able to configure the printer to use different fonts and font sizes. You may find this especially useful in boutique or service industry businesses that have a particular style that would be best matched by a different font on customer receipts....

Extensible Markup Language, or XML, is a commonly used programming format that can store data used to update various website areas. XML allows developers to create uniquely structured documents with parameters and classes they can define as required. These formats include a mailto link. A mailto link in your XML data allows you to provide a link which, when clicked, launches the user’s email application and automatically opens a new message window with a specified email address in the “To” field....

The MacBook Air provides the same functions as standard Mac laptops, but in a thinner design thanks to the subtraction of an optical disc drive. Apple’s iSight camera is built into the display for taking digital photos, video chatting and making recordings. The utility for the camera is conveniently located on your Mac’s operating system dock, so you can access the camera quickly whenever you want to use it. Writer Bio

Installing a secondary router can expand an existing network that’s sharing a single DSL line by connecting to the primary router. The secondary router can act as an additional wireless access point and add support for more wired connections to the network. However, the secondary router must be properly configured to act as a bridging device in order for devices connecting to it to access the Internet. Writer Bio

Viewing your Vodafone’s SMS (short message service) history can help you identify the important parts of the message. Sending SMS, or text, messages is a quick way to keep in touch. But sometimes you need to uncover the date of a message, as well as the time sent and the time received. Tips Writer Bio

Spending a few moments browsing the Icon Glossary on your Verizon LG cell phone will help you to recognize some of the phone’s key functions and features. The glossary is also a useful tool if you accidentally hit the wrong button on the phone’s keypad and display an icon that you don’t recognize. The Icon Glossary is available on most older LG cell phones, including the Glance, Versa and handsets in the VX series....

Information technology streamlines nearly every aspect of operations in the hospitality industry, from managing hotel reservations to facilitating communication between restaurant servers and chefs in the kitchen. Computer software also assists management with back-end operations, from completing payroll to tracking inventory. Writer Bio

Updated July 21, 2017 Deleting cookies deletes all of this stored information. At times, it may be useful to delete cookies to remove bugs in websites and/or excessive data on computer hard drives. However, users should be aware of the effects of deleting cookies prior to taking this step. What Is a Cookie? A “cookie” refers to a small string of text code placed on a user’s hard drive by a website or web browser....

Printers using laser and light-emitting diode technology are very similar. Both are “page” printers that generate a full page of output at a time, use light to inscribe the page image on a photosensitive drum that then picks up solid toner particles, use electrical charges to transfer the toner from the drum to the paper, and use an extremely hot fuser to melt the toner onto the paper. The only difference between the two technologies comes from their light source....

A MP3 file is a compressed digital music file. MP3 files generally are available on the Internet for downloading to your computer or transferring to a audio player like an iPod or other music device. Downloading and saving an MP3 file to your computer takes just a few steps. Writer Bio

Although updated Adobe Flash Player is essential for displaying regular or high-resolution videos on Hulu, the browser plug-in usually causes problems if it’s damaged or improperly installed. The Flash Player update also interferes with Hulu’s fullscreen mode. If the Flash Player update is limiting your ability to play your favorite shows and movies, Hulu provides solutions to enhance video playback.

SanDisk ships their flash drives with the U3 LaunchPad software. This utility has some handy applications, but it also allows the user to encrypt and password protect the flash drive. Unfortunately, if you forget the password to the SanDisk flash drive, your recovery options are pretty slim. When you set the password, you are asked to set a “Hint” that can help, should you forget. Beyond that, the only way to salvage the drive is to completely reformat it, erasing anything and everything on the drive....

Different Internet and communication applications make use of specific ports in order to communicate with other machines on the Internet. In order to limit bandwidth use or curtail the illegal or malicious use of the Internet, many Internet service providers (ISPs) block the common ports used for certain applications. Verizon sometimes makes use of this practice. Writer Bio

Radio frequency identification, or RFID, chips have been used by organizations as large as the United States military as well as small businesses. You can use them to move to a new home, keep track of your family pet or pack personal belongings for a trip. However, RFID chips aren’t without cons, many of which involve cost and privacy. Writer Bio

A popular car modification is the stereo system. Replacing the stereo enables the car owner to add an aftermarket stereo with a number of features such as MP3 players, Bluetooth connectivity, navigation aids and DVD software. Aftermarket stereos with these features provide much greater entertainment options over the basic factory issue radio which are normally equipped only with a CD player and AM/FM radio. Chevrolet Impala owners wishing to install an aftermarket radio must first remove sections of the dashboard and make some wire adaptions for the radio to function....

There are some compelling advantages and disadvantages to using a T1 line with your outside network. For example, if you are planning to connect your business with an outside network, having a dedicated technology like T1 can be a big plus. However, if you are not aware of some of the potential downfalls of T1 technology, you could end up paying more than you bargained for.

According to Netcraft, the Web statistics organization, the Internet hosts over 625 million active websites as of the time of publication. Search engines such as Google and Bing are the keys to finding the answers you seek in this huge mass of data. A search engine surveys sites and builds a database organized according to their content. When you type a few descriptive words in the search engine’s home page, it finds and displays a list of matching sites ranked by relevance....

Anonymity Anonymity provides protection for users that want to freely voice opinions without repercussions. However, anonymity can also protect trolls and other malicious users that aim only to attack and promote hateful speech. Due to Tumblr’s anonymous message system, anonymous users can send bloggers hate mail and threats without any accountability. Unlike Tumblr blogs, blogs created with competing services such as Blogger and WordPress offer the option to require users to log in to an account before posting messages and comments....

Tumblr is one of the most visual-based social media sites on the Web. While it supports written content, it is mostly used to distribute and promote images and video. Creating a Tumblr account for yourself or your business offers many benefits for building your brand and finding like-minded people, and the service itself makes it easy to share your favorite content. Writer Bio