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The history command works with the command history list. When the command is issued with no options, it prints the history list. Users can supply options and arguments to the command to manipulate the display of the history list and its entries. The operation of the history command can also be influenced by a shell's environment variables. For ...
WHOWAS <nickname> [<count> [<server>]] Used to return information about a nickname that is no longer in use (due to client disconnection, or nickname changes). [54] If given, the server will return information from the last <count> times the nickname has been used. If <server> is given, the command is forwarded to it for processing.
System time is measured by a system clock, which is typically implemented as a simple count of the number of ticks that have transpired since some arbitrary starting date, called the epoch. For example, Unix and POSIX -compliant systems encode system time (" Unix time ") as the number of seconds elapsed since the start of the Unix epoch at 1 ...
Many of these commands may be combined with ⇧ Shift to select a region of text. [13] [14] [notes 6] In macOS, holding ⌘ Command while dragging mouse can be used to invert selection, and holding ⌥ Option can be used to select by rectangular area in some apps. (These two functionalities may be combined).
Command history is a feature in many operating system shells, computer algebra programs, and other software that allows the user to recall, edit and rerun previous commands. Command line history was added to Unix in Bill Joy 's C shell of 1978; Joy took inspiration from an earlier implementation in Interlisp . [ 1 ]
The original DARPA Internet Protocol's RFC describes [1]: §1.4 TTL as: . The Time to Live is an indication of an upper bound on the lifetime of an internet datagram.It is set by the sender of the datagram and reduced at the points along the route where it is processed.
Programming classes utilizing Minecraft were also started by the University of California, which aims to teach children aged 8–18 how to program applications. [63] [66] [61] In 2011, "MinecraftEDU" was created as a paid mod sold to schools that enabled the teaching of a wider variety of subjects including language, history and art. [67]
Tunney rose to his feet, having been on the canvas for around 17 seconds, and went on to win a decision, thus retaining his title. The controversy over the long count ensured the fight went down in history as The Battle of the Long Count. [3] Since then, there have been many other fights which have had a long count controversy.