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Há 4 dias · A computer is a machine that can be programmed to automatically carry out sequences of arithmetic or logical operations ( computation ). Modern digital electronic computers can perform generic sets of operations known as programs. These programs enable computers to perform a wide range of tasks. The term computer system may refer to a nominally ...
Há 3 dias · Unix time. 1546300800 – 1577836799. Wikimedia Commons has media related to 2019. 2019 ( MMXIX ) was a common year starting on Tuesday of the Gregorian calendar, the 2019th year of the Common Era (CE) and Anno Domini (AD) designations, the 19th year of the 3rd millennium, the 19th year of the 21st century, and the 10th and last year of the ...
Há 1 dia · They constitute a large domain of prokaryotic microorganisms. Typically a few micrometres in length, bacteria were among the first life forms to appear on Earth, and are present in most of its habitats. Bacteria inhabit soil, water, acidic hot springs, radioactive waste, and the deep biosphere of Earth's crust.
Há 3 dias · News is information about current events. This may be provided through many different media: word of mouth, printing, postal systems, broadcasting, electronic communication, or through the testimony of observers and witnesses to events. News is sometimes called " hard news " to differentiate it from soft media .
Há 5 dias · The overall completeness of drug information in Wikipedia was 83.8±1.5% (p<0.001).”. They concluded that “Wikipedia is an accurate and comprehensive source of drug-related information for undergraduate medical education.”. It is nearly impossible to analyze when it comes to bias, as each entry changes frequently and is edited by people ...
Há 6 dias · Hinduism. Yoga ( / ˈjoʊɡə / ⓘ; [1] Sanskrit: योग, lit. 'yoke' or 'union' pronounced [joːɡɐ]) is a group of physical, mental, and spiritual practices or disciplines which originated in ancient India and aim to control (yoke) and still the mind, recognizing a detached witness-consciousness untouched by the mind ( Chitta) and ...
Há 4 dias · Antennas. Wi-Fi ( / ˈwaɪfaɪ /) [1] [a] is a family of wireless network protocols based on the IEEE 802.11 family of standards, which are commonly used for local area networking of devices and Internet access, allowing nearby digital devices to exchange data by radio waves. These are the most widely used computer networks, used globally in ...
