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Helicopters
A helicopter is a type of rotorcraft in which lift and thrust are supplied by rotors. This allows the helicopter to take off and land vertically, to hover, and to fly forward, backward, and laterally. These attributes allow helicopters to be used in congested or isolated areas where fixed-wing aircraft and many forms of VTOL (vertical takeoff and landing) aircraft cannot perform.
The English word helicopter is adapted from the French word h茅licopt猫re, coined by Gustave Ponton d'Am茅court in 1861, which originates from the Greek helix (峒曃晃刮�) "helix, spiral, whirl, convolution" and pteron (蟺蟿蔚蟻蠈谓) ...more
The English word helicopter is adapted from the French word h茅licopt猫re, coined by Gustave Ponton d'Am茅court in 1861, which originates from the Greek helix (峒曃晃刮�) "helix, spiral, whirl, convolution" and pteron (蟺蟿蔚蟻蠈谓) ...more
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The riot had taken on a beauty of its own now. Arcs of gasoline fire under the crescent moon. Crimson tracer in mystical parabolas. Phosphorescence from the barrels of plastic bullet guns. A distant yelling like that of men below decks in a torpedoed prison ship. The scarlet whoosh of Molotovs intersecting with exacting surfaces. Helicopters everywhere: their spotlights finding one another like lovers in the Afterlife.
And all this through a lens of oleaginous Belfast rain.
”
― The Cold Cold Ground
― The Cold Cold Ground
“
Easy!,鈥� you think. 鈥淕ently lower the collective pitch lever and you鈥檒l descend gracefully to the ground, a hero.鈥� However, when you try it, you discover that life isn鈥檛 that simple. The helicopter鈥檚 nose drops, and you start to spiral down to the left. Suddenly you discover that you鈥檙e flying a system where every control input has secondary effects. Lower the left-hand lever and you need to add compensating backward movement to the right-hand stick and push the right pedal. But then each of thes
...more
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― The Pragmatic Programmer: From Journeyman to Master
― The Pragmatic Programmer: From Journeyman to Master
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