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Sleeping barber problem. In computer science, the sleeping barber problem is a classic inter-process communication and synchronization problem that illustrates the complexities that arise when there are multiple operating system processes. [1]
The Barbershop Harmony Society, legally and historically named the Society for the Preservation and Encouragement of Barber Shop Quartet Singing in America, Inc. (SPEBSQSA), is the first of several organizations to promote and preserve barbershop music as an art form. Founded by Owen C. Cash and Rupert I. Hall in Tulsa, Oklahoma in 1938, [2 ...
Barbershop vocal harmony, as codified during the barbershop revival era (1930s–present), is a style of a cappella close harmony, or unaccompanied vocal music, characterized by consonant four-part chords for every melody note in a primarily homorhythmic texture. [1] [2] [3] Each of the four parts has its own role: generally, the lead sings the ...
A barbershop quartet is a group of four singers who sing music in the barbershop style, characterized by four-part harmony without instrumental accompaniment, or a cappella. The four voices are: the lead, the vocal part which typically carries the melody; a bass, the part which provides the bass line to the melody; a tenor, the part which ...
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Barbershop. (film) Barbershop is a 2002 American comedy-drama film and the first installment in the Barbershop series directed by Tim Story and written by Mark Brown, Don D. Scott and Marshall Todd, from a story by Brown. It was produced by George Tillman Jr., Robert Teitel and Brown. The film stars Ice Cube, Anthony Anderson, Sean Patrick ...
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Barbershop 2: Back in Business is a 2004 American comedy-drama film directed by Kevin Rodney Sullivan and released by Metro-Goldwyn-Mayer on February 6, 2004. A sequel to 2002's Barbershop and the second film in the Barbershop film series, also from State Street producing team Robert Teitel and George Tillman Jr., Barbershop 2 deals with the impact of gentrification on the reputation and ...