Permalink Definition
Short for "permanent link." A permalink is a URL that links to a specific news story or Web posting. Permalinks are most commonly used for blogs, which are frequently changed and updated. They give a specific Web address to each posting, allowing blog entries to be bookmarked by visitors or linked to from other websites.
Because most blogs are published using dynamic, database-driven Web sites, they do not automatically have Web addresses associated with them. For example, ...
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USB Definition
USB Definition
Stands for "Universal Serial Bus." USB is the most common type of computer port used in today's computers. It can be used to connect keyboards, mice, game controllers, printers, scanners, digital cameras, and removable media drives, just to name a few. With the help of a few USB hubs, you can connect up to 127 peripherals to a single USB port and use them all at once (though that would require quite a bit of dexterity).
USB is also faster than older ports, such as serial and para...
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Delete Definition
Delete Definition
Delete is computer terminology for remove or erase. You can delete text from a document of delete entire files or folders from your hard drive. When typing a document, you can remove characters behind the cursor by pressing the delete key. If you want to remove characters in front of the cursor, you can press the smaller delete key near the home and end buttons on the keyboard. You can also remove entire sections of text by selecting the text you wish to delete and pressing eit...
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Tweet Definition
Tweet Definition
For most of history, "tweet" has been the sound a bird makes. However, with the advent of Twitter, the word "tweet" has taken on a whole new meaning.
A tweet is an online posting, or "micro-blog" created by a Twitter user. The purpose of each tweet is to answer the question, "What are you doing?" However, tweets can contain any information you want to post, such as your plans for the weekend, your thoughts about a TV show, or even notes from a lecture. You can publish a tweet u...
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Digital Footprint Definition
Digital Footprint Definition
A digital footprint is a trail of data you create while using the Internet. It includes the websites you visit, emails you send, and information you submit to online services.
A "passive digital footprint" is a data trail you unintentionally leave online. For example, when you visit a website, the web server may log your IP address, which identifies your Internet service provider and your approximate location. While your IP address may change and does not include an...
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WAIS Definition
WAIS Definition
Stands for "Wide Area Information Server." This is a program that can index enormous amounts of information and make it searchable across large networks (including the Internet). People can search the WAIS index and it will return results by relevance. Searches can then be narrowed down by subsequent searches on the original results. Search engines are a new and improved version of WAIS, specifically for the Web.
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User Interface Definition
User Interface Definition
A user interface, also called a "UI" or simply an "interface," is the means in which a person controls a software application or hardware device. A good user interface provides a "user-friendly" experience, allowing the user to interact with the software or hardware in a natural and intuitive way.
Nearly all software programs have a graphical user interface, or GUI. This means the program includes graphical controls, which the user can select using a mouse or keyboard....
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Web Application Definition
Web Application Definition
A web application or "web app" is a software program that runs on a web server. Unlike traditional desktop applications, which are launched by your operating system, web apps must be accessed through a web browser.
Web apps have several advantages over desktop applications. Since they run inside web browsers, developers do not need to develop web apps for multiple platforms. For example, a single application that runs in Chrome will work on both Windows and OS X. Deve...
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Proxy Server Definition
Proxy Server Definition
Most large businesses, organizations, and universities these days use a proxy server. This is a server that all computers on the local network have to go through before accessing information on the Internet. By using a proxy server, an organization can improve the network performance and filter what users connected to the network can access.
A proxy server improves Internet access speeds from a network primarily by using a caching system. Caching saves recently viewed We...
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Tumblr Definition
Tumblr Definition
Tumblr is a microblogging website that allows you to create and follow blogs. Unlike traditional blogging websites, Tumblr encourages short posts, such as a single photo or a few sentences of text. The goal is to make blogging quick and easy, enabling users to post frequent updates.
Tumblr is also more community-oriented than other blogging websites, offering a number of social features. For example, you can follow other users, "like" specific posts, and "reblog" updates from ...
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