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A double-click is the act of pressing a computer mouse button twice quickly without moving the mouse. Double-clicking allows two different actions to be associated with the same mouse button. It was developed by Bill Atkinson of Apple Computer (now Apple Inc.) for their Lisa project. [ 1] Often, single-clicking selects (or highlights) an object ...
A shot clock in an NCAA basketball game, shown as the red LED digits above the basket. A shot clock is a countdown timer used in a variety of games and sports, indicating a set amount of time that a team may possess the object of play before attempting to score a goal. Shot clocks are used in several sports including basketball, water polo ...
Finger snapping. Snapping (or clicking) one's fingers is the act of creating a snapping or clicking sound with one's fingers. Primarily, this is done by building tension between the thumb and another ( middle, index, or ring) finger and then moving the other finger forcefully downward, so it hits the palm of the same hand at a high speed.
The clock was moved to 150 seconds (2 minute, 30 seconds) in 2017, then forward to 2 minutes to midnight in January 2018, and left unchanged in 2019. [5] In January 2020, it was moved forward to 100 seconds (1 minute, 40 seconds) before midnight. [ 6 ]
The Wiki Game, also known as the Wikipedia race, Wikirace, Wikispeedia, WikiLadders, WikiClick, or WikiWhack, is a race between any number of participants, using wikilinks to travel from one Wikipedia page to another. The first person to reach the destination page, or the person that reaches the destination using the fewest links, wins the race.
Newton's cradle. 3-D rendering of the cradle in motion. Newton's cradle is a device, usually made of metal, that demonstrates the principles of conservation of momentum and conservation of energy in physics with swinging spheres. When one sphere at the end is lifted and released, it strikes the stationary spheres, compressing them and thereby ...
Double clicking refers to clicking and releasing a button (often the primary one, usually the left button) twice. Software recognizes both clicks, and if the second occurs within a short time, the action is recognised as a double click. If the second click is made after the time expires it is considered to be a new, single click.
The Apollo LES fired for a much shorter time than the Mercury-Redstone (3.2 seconds vs. 143.5 seconds). [50] [51] The Saturn V was principally designed by the Marshall Space Flight Center in Huntsville, Alabama, although numerous major systems, including propulsion systems, were designed by subcontractors.