Trolleybuses use a next parallel overhead line for that return, and two trolley poles, a single speaking to Every single overhead wire. (Pantographs are typically incompatible with parallel overhead lines.) The circuit is done through the use of the two wires. Parallel overhead wires can also be made use of to the uncommon railways with a few-period AC railway electrification.
One example is, if the CLI had two modes referred to as interface and technique, the consumer could possibly utilize the command interface to enter the interface mode. At this point, commands from your technique method will not be obtainable right until the person exits the interface manner and enters the system mode.
Subscribe to The usa's largest dictionary and obtain hundreds much more definitions and State-of-the-art search—advertisement free!
A number of consultant samples of command-line choices, all relating to listing documents in a Listing, For example some conventions: Functioning system
: the Section of an experienced kitchen wherein foods are cooked and plated In esoteric, insider terminology on the restaurant world, "the road" refers en masse for the persons, the Actual physical space, the tools �?the arrangement of factors, the buy, The foundations, the menu, the methods …—
A great deal easier plus more practical was an overhead wire together with a pantograph borne through the auto and pressed at the line from under.
This area requires extra citations for verification. You should help boost this short article by introducing citations to dependable sources On this area. Unsourced content could be challenged and eliminated. (July 2021) (Learn how and when to remove this message)
In other instances, such a command interpreter can existing a very customised user interface employing the person interface and enter/output services of the language.
It may be tough to get a new user to be aware of every one of the commands and options available, as opposed Along with the icons and drop-down menus of a graphical person interface, with no reference to manuals.
: a straight or curved geometric element that's generated by a moving point and which includes extension only together The trail of The purpose : curve
When extra strong business-oriented microcomputers arrived with CP/M and later on DOS computers like the IBM PC, the command line began to borrow a lot of the syntax and functions of your Unix shells including globbing and piping of output.
(three) : a definite segment more info of a pc plan made up of an individual command or a small amount of commands b : a brief letter : Take note dropped him a line confirming the day
Under DOS, exactly where the default command-line selection character is often improved from / to -, programs may query the SwitChar API so as to find out The present environment.
Some programming languages, such as C, C++ and Java, make it possible for a system to interpret the command-line arguments by managing them as string parameters in the primary purpose.