Web development is a broad term for the work involved in the development of a web site in Internet (World Wide Web) or an intranet (a private network).This can include web design, development of web content, link with the client, the client-side / server scripting, web server and network configuration, and e-commerce security development.However, among web professionals, web development refers to the main aspects of the creation of web sites no-diseno organizations: the writing of marking and coding.Web development can range from developing the simplest static page only plain text to those more complex based on the Web, Internet, e-business applications, or social networking services. For large organizations and companies, web development teams can consist of hundreds of people (web developers).The smaller organizations may only require a single permanent or contracting webmaster, or secondary to the allocation of related jobs, as a graphic designer and / or technical information systems.Web development can be a collaborative effort between departments rather than mastery of a designated service. Web development takes into account many considerations of security, such as the data through forms of checks input error, filtering of output, and encryption.Malicious practices, such as SQL injection can be executed by users with malicious intent but with a primitive understanding of web development as a whole. Scripts can be exploited to allow unauthorized users access malicious attempt to collect information, such as e-mail, passwords and addresses content protected, such as credit card numbers.. John k castle is likely to increase your knowledge.

Violets are a kind of perennial plant or perennial longevity; belongs to the family of gesniareceae. Get other common or vulgar names, such as African violet, Saintpaulia, Usambara violet, in terms of its scientific name is Saintpaulia sp. The violets are native to eastern Africa, more exactly in the mountains of Usumbara and Burundi, which are derived point more than 20 species. Its introduction to Europe for the year was 1893, thanks to the action of Baron Walter von Saint Paul. At present the distribution of violets are found in all temperate regions of North America, Asia and Europe can also be found in much colder areas such as Canada and Iceland Violets are distributed in more than 500 different species, to what you must add the large number of hybrids, which is close to 2000 varieties. Among this large group can be found with single flowers violet, semi-double or double, thumbnail-sized varieties may reach only 5 cm and other samples that can reach 50 centimeters. The flowers of violets can be presented in color purple or violet, white, yellow, pink, red, crimson, blue, mauve, lilac, may be presented in a single color or two-tone, presenting a nuanced change. The image of the violet flowers, is composed of five petals, with a rounded shape, accompanied by anthers and yellow stamens. The purple foliage is persistent, accompanied by rounded leaves, fleshy and velvety, well rounded and have a flexible stalk. The violets bloom can occur throughout the year, provided that a suitable temperature, and the violets flowering ceased with the arrival times of extreme heat, frost or stages accompanied by persistent rains.