A social networking service is a platform to build social networks or social relations among people who, for example, share interests, activities, backgrounds or real-life connections. A social network service consists of a representation of each user (often a profile), his social links, and a variety of additional services. Social networking is web-based services that allow individuals to create a public profile, to create a list of users with whom to share connection, and view and cross the connections within the system
A personal network is a set of human contacts known to an individual, with whom that individual would expect to interact at intervals to support a given set of activities.
Personal networks are intended to be mutually beneficial–extending the concept of teamwork beyond the immediate peer group. The term is usually encountered in the workplace, though it could apply equally to other pursuits outside work.
Personal networking is the practice of developing and maintaining a personal network, which is usually undertaken over an extended period.
When building a web application there are common practices which should be followed to enhance security. In addition to the basic security of the server operating system and runtimes, web developers should follow accepted guidelines to write secure applications.
These best practices expand on the security best practices which should be applied to all applications.
User interface design (UID) or user interface engineering is the design of websites, computers, appliances, machines, mobile communication devices, and software applications with the focus on the user’s experience and interaction. The goal of user interface design is to make the user’s interaction as simple and efficient as possible, in terms of accomplishing user goals—what is often called user-centered design.