Thursday, November 29, 2007

Laptop

A laptop computer, or simply laptop, is a small mobile computer, which usually weighs 2-18 pounds (1-6 kilograms), depending on mass, materials, and other factors. Laptops usually run on a single main battery or from an external AC/DC adapter which can blame the battery while also supplying power to the processor itself. Many computers also have a 3 volt cell to run the clock and other processes in the occurrence of a power failure.

As personal computers, laptops are skilled of the same tasks as a desktop computer, although they are classically less powerful for the similar price. They contain components that are similar to their desktop counterparts and perform the same functions, but are miniaturized and optimized for mobile use and capable power consumption. Laptops usually have liquid crystal displays and most of them use unusual memory modules for their chance access memory (RAM), for instance, SO-DIMM in lieu of the superior DIMMs. In addition to a built-in keyboard, they may utilize a touchpad or a pointing stick for input, though an outside keyboard or mouse can frequently be attached.

Thursday, November 22, 2007

Arts and Crafts

The Arts and Crafts progress began mainly as a search for real and meaningful styles for the 19th century and as a response to the miscellaneous revival of famous styles of the Victorian era and to "inexpressive" machine-made manufacture aided by the Industrial Revolution. Considering the instrument to be the source cause of all repetitive and ordinary evils, some of the protagonists of this association turned completely away from the use of technology and towards handcraft, which tended to focus their productions in the hands of receptive but comfortable consumers.

Yet, while the Arts and Crafts movement was in great part a effect to industrialization, if looked at on the entire, it was neither anti-modern. Some of the European factions thought that machines were in fact required, but they should only be used to reduce the tediousness of routine, repetitive tasks. At the same time, some Arts and Crafts leaders felt that things should also be reasonable. The difference between quality production and 'demo' design, and the effort to settle the two, subject design debate at the turn of the twentieth century.