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L-Hour The specific time at which deployment for an operation commences. (US) L-Day For "Landing Day", 1 April 1945, the day Operation Iceberg (the invasion of Okinawa) began. [5] M-Day The day on which mobilization commences or is due to commence. (NATO) N-Day The unnamed day an active duty unit is notified for deployment or redeployment. (US ...
Some broadcasters that have ceased signing on and signing off in favour of 24-hour broadcasting may perform a sign-on sequence at a certain time in the morning (usually between 4:00 and 7:00 a.m.) as a formality to signify the start of its operating day (in the United States, the broadcast logging day begins at 6:00 a.m. local time).
The C date and time functions are a group of functions in the standard library of the C programming language implementing date and time manipulation operations. [1] They provide support for time acquisition, conversion between date formats, and formatted output to strings.
Discrete-time signals may have several origins, but can usually be classified into one of two groups: [1] By acquiring values of an analog signal at constant or variable rate. This process is called sampling. [2] By observing an inherently discrete-time process, such as the weekly peak value of a particular economic indicator.
With the beginning of scheduled television in 1936, television programming was initially only concerned with filling a few hours each evening – the hours now known as prime time. Over time, though, television began to be seen during the daytime and late at night, as well on the weekends. As air time increased, so did the demand for new material.
The live in-vision links were dropped after only a few months although live out-of-vision continuity during peak time returned in September 2011. On 19 September 2008, the Scottish Gaelic-language digital channel BBC Alba launched with in-vision continuity from the channel's sole announcer, Fiona MacKenzie. A second in-vision announcer, Moira ...
The first mechanical public clocks introduced in Italy were mechanical 24-hour clocks which counted the 24 hours of the day from one-half hour after sunset to the evening of the following day. The 24th hour was the last hour of day time. [11] From the 14th to the 17th century, two systems of time measurement competed in Europe: [12] [13 ...
A timeshift channel (sometimes referred to as a +1 channel) is a television channel carrying time-delayed reruns of its "parent" channel's programming.This channel runs alongside its parent: the term timeshift does not refer to a network broadcasting at a later time to reflect a local time zone, unless the parent is also available.