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A pivot table usually consists of row, column and data (or fact) fields. In this case, the column is ship date, the row is region and the data we would like to see is (sum of) units. These fields allow several kinds of aggregations, including: sum, average, standard deviation, count, etc.
Viewshed analysis is a computational algorithm that delineates a viewshed, the area that is visible (on the base terrain surface) from a given location. It is a common part of the terrain analysis toolset found in most geographic information system (GIS) software.
Also noteworthy for the fact that his statue doesn't normally wear glasses, as the glasses on the statue keep getting removed or vandalized, although the park now has a security guard whose job is to hang around near the statue and give him a pair of glasses upon request. Lençóis Maranhenses National Park: Wait, deserts don't seasonally flood.
A common interview question at Google is how to route data among data processing nodes; routes vary by time to transfer the data, but nodes also differ by their computing power and storage, compounding the problem of where to send data. The travelling purchaser problem deals with a purchaser who is charged with purchasing a set of products. He ...
His preference for Microsoft over Unix-based software caused a rift among the company's employees, and eventually led Confinity co-founder Peter Thiel to resign. [21] With the company suffering from compounding technological issues and the lack of a cohesive business model, the board ousted Musk and replaced him with Thiel in September 2000.
1896 – The "Underwood 1 typewriter, 10" Pica, No. 990". This was the first typewriter with a typing area fully visible to the typist until a key is struck. These features, copied by all subsequent typewriters, allowed the typist to see and if necessary correct the typing as it proceeded.
The Infinite Monkey Cage is a BBC Radio 4 comedy and popular science series. Hosted by physicist Brian Cox and comedian Robin Ince, [2] The Independent described it as a "witty and irreverent look at the world according to science".
The size and distance apart of the eardrums is related to the frequency and wavelength at which the frog calls. In some species such as the bullfrog, the size of the tympanum indicates the sex of the frog; males have tympani that are larger than their eyes while in females, the eyes and tympani are much the same size. [87]