Objects are the basic run time entities in an object oriented programming. They may represent a person, a place, a bank account, a table of data or any item that the program has to handle. They may also represent user defined data such as vectors, time and lists. Programming problem is analyzed in terms of [...]
Continue reading → Virtual reality involves a three dimensional (3D) stimulation of a real or imagined environment, using computers. A lot of applications are suited to #d displays, from engineering designs to medical research and art galleries to games. If a virtual landscape is being rendered, you should be able to walk through it, exploring the features of [...]
Continue reading → A query language is a language in which a user requests information from the database. These languages are usually on a level higher than that of the standard programming language. They are categorized as either procedural or non procedural. In a procedural language, the user instructs the system to perform a sequence of operations on [...]
Continue reading → Ernest Tello, a well known writer in the field of artificial intelligence, compared the evolution of software technology to the growth of the tree. Like a tree, the software evolution has had distinct phases or layers of growth. Theses layers were built up one by one over the last five decades with each layer representing [...]
Continue reading → Sometimes when you visit the webpage, information about you is collected. It might be your name, password (if you registering for that page) and other information. We often provide this information by filling out the form on the webpage. A web server send this information to the web browser and data is written to the [...]
Continue reading → A database management system (DBMS) is a collection of interrelated data and a set of programs to access the data. The collection of data, usually referred to as the database, contains information related to an enterprise. The primary goal of a DBMS is to provide a way to store and retrieve database information that is [...]
Continue reading → ImTOO DVD Ripper 4.0.90.1026 is a super DVD ripper. Its size is of 5 MB. This DVD ripping software is used to rip DVD to MPEG and also rip DVD to VCD. It too rips DVD to XviD, WMV, AVI, WMA, ASF, etc. It provides an excellent ripping quality. It is available free on the [...]
Continue reading → FedEx provides e business Tools as a way to create a sort of partnership between FedEx and business seeking to tap the on-line market. FedEx provides the means to create an on-line presence so that it is possible for a small company, located anywhere in the world, to expand its market without a lot of [...]
Continue reading → A Metasearch engine or all in one search engine performs a search by calling on more the one search engine to do the actual work. A Metasearch engine does not maintain its own database of information; by permitting searches to other search engine, it queries the databases of the other search engines. The particular set [...]
Continue reading → An interesting on-line business is a grocery shopping. Shoppers visit a grocery store Web presentation and select items to purchase, filling their virtual shopping cars. One company providing on-line grocery shopping is Net Grocer. Using point and click tools, shoppers can select items (put them back), view pictures of them, read label information, determine the [...]
Continue reading → Rootkit Revealer is an advanced rootkit detection utility. It runs on Windows NT 4 and higher and its output lists Registry and file system API discrepancies that may indicate the presence of a user-mode or kernel-mode rootkit. RootkitRevealer successfully detects many persistent rootkits including AFX, Vanquish and HackerDefender (Remember: RootkitRevealer is not intended to detect [...]
Continue reading → White pages provide you with an online mechanism for looking up information about individuals. They can be used to track down telephone numbers and e-mail addresses. Users can request that information about them be put into the database for given set of white pages. Some white pages also permit you to submit requests to delete [...]
Continue reading → Objects contain data and code to manipulate the data. The entire set of data and code of a object can be made a user- defined data type with the help of a class. In fact, objects are variables of the type class. Once a class has been defined, we can create a number of objects [...]
Continue reading → Virtual sphere is the sphere which provides the interactive environment in a very small space. It is based on the mechanical for creating a virtual environment. For example, on the Federation Star ships the stressed crewmembers need to have some sort of outlet for exercise and entertainment. It allows the user to move about in [...]
Continue reading → The under developed IMPASS robot is based on the principle of having borderless wheels with spokes that can change its length according to the surface. The IMPASS words stands for the Intelligent Mobility Platform with Active Spoke System. This principle is worked upon at the Virginia Polytechnic Institute and State University. It allows multiple modes [...]
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