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Topic: Command-line



  
 Encyclopedia4U - Command (computing) - Encyclopedia Article
In computing, commands are computer programs invoked from console environment (command line interface).
http://www.encyclopedia4u.com/c/command-computing-.html   (85 words)

  
 Command prompt - Wikipedia, the free encyclopedia
A command prompt (or just prompt) is a character or string of characters used in a command line interface to indicate that the computer is ready to accept typed input.
Command prompts usually end with characters such as $, #, : or > and often include other information, such as the path of the current working directory.
On Unix systems, the $PS1 variable can be used, although other variables also may have an impact on what appears on the screen (depending on what shell is being used).
http://en.wikipedia.org/wiki/Command_prompt   (207 words)

  
 Goto (command) - Wikipedia, the free encyclopedia
GOTO is a command found in many programming languages which instructs the computer to jump to another point in the computer program, specified by a label or line number.
However GOTO is not found in all programming languages.
Computed GOTO is often avoided even by programmers who use GOTO, since it makes code even more difficult to read: to determine even the possible destinations of the jump requires evaluating the arithmetic expression that controls it.
http://en.wikipedia.org/wiki/Go_to   (539 words)

  
 Command (computing) - Wikipedia, the free encyclopedia
Most commonly a command is a directive to some kind of command line interface, such as a shell.
In computing, a command is a directive to a computer program acting as an interpreter of some kind, in order to perform a specific task.
Specifically, the term command is used in imperative computer languages.
http://en.wikipedia.org/wiki/Command_(computing)   (262 words)

  
 Command line interface - Wikipedia, the free encyclopedia
Command line interfaces require recall memory for routine functions that are repeated many times a day, instead of recognition memory, which some claim is the more natural way for humans to navigate and interact with their environment.
Command line interfaces are not efficient for multitasking; they do not offer the same ability to view multiple program outputs or content simultaneously.
A command line interface or CLI is a method of interacting with a computer by giving it lines of textual commands (that is, a sequence of characters) either from keyboard input or from a script.
http://en.wikipedia.org/wiki/Command_line   (262 words)

  
 Command line interface - Wikipedia, the free encyclopedia
A command line interface or CLI is a method of interacting with a computer.
Commands are entered as lines of text (that is, sequences of typed characters) from a keyboard, and output is also received as text.
Another redirection character is the pipe (''), which tells the CLI to use the output of one command as the input to the next command; this "operator-stream" mechanism can be very powerful, as explained under pipeline (Unix).
http://en.wikipedia.org/wiki/Command_line_interface   (621 words)

  
 Command line interpreter - definition of Command line interpreter in Encyclopedia
A command line interpreter is a computer program which reads lines of text that the user types and interprets them in the context of a given operating system or programming language.
For some complex tasks they are more difficult to use than a command line interface, because of the large number of menus and dialog boxes presented, and the innate difficulty of representing the underlying task pictorially.
Some command line interpreters also incorporate the interpreter engines of other languages, such as REXX, in addition to their own, allowing the executing of scripts, in those languages, directly within the command line interpreter itself.
http://encyclopedia.laborlawtalk.com/Command_line_interpreter   (339 words)

  
 Command pattern - Wikipedia, the free encyclopedia
In object-oriented programming, the Command pattern is a design pattern in which objects are used to represent actions.
Command objects can also be used to implement two-phase commit.
A complex process could be treated as a tree or graph of command objects.
http://en.wikipedia.org/wiki/Command_pattern   (1037 words)

  
 MSN Encarta - Search Results - Command Key
Command, in computer science, an instruction that initiates a computer function, operation, or program.
Command Key, in computer science, on the original Apple Macintosh computer keyboard, a key labeled with a special symbol, sometimes called the...
Enter Key, in computer science, the key traditionally used to tell a computer that a string of input is complete.
http://encarta.msn.com/Command_Key.html   (127 words)

  
 Noncommand User Interfaces
With this syntax, the computer has knowledge of the operand at the time where the user tries to select the operator, and it can therefore help the user select a function that is appropriate for that object by only showing valid commands in menus and such.
The backbone of most histories of computers is the simplistic model of "generations" of computers.
Most computer history textbooks use fundamental changes in the underlying hardware technology as the defining feature of computer generations, but as shown in Table 1, there are actually several other interesting dimensions of computing that have followed a set of generations roughly parallel with hardware developments, as the scope of user interfaces has broadened [47].
http://www.useit.com/papers/noncommand.html   (16444 words)

  
 Definition: command menu
command menu: A list of all the different commands that may be given to a computer or communications system by an operator.
http://www.its.bldrdoc.gov/fs-1037/dir-008/_1088.htm   (37 words)

  
 Encyclopedia4U - Command pattern - Encyclopedia Article
In computer programming, command pattern is one of design patternss that use a value object to communicate the details of the action that is desired.
This lets you make changes to which commands are defined only in the definition of the command objects itself and the classes that actually use that command, rather than every class that wants to implement the command processing interface.
A command object is a case of using a value object to communicate which action is to be performed, along with any argument data.
http://www.encyclopedia4u.com/c/command-pattern.html   (541 words)

  
 UNIX man pages : history ()
-C command command is executed in a subshell environment, and its output is used as the possible completions.
If the -e option is supplied, the return value is the value of the last command executed or failure if an error occurs with the temporary file of commands.
If arg is the null string the signal specified by each sigspec is ignored by the shell and by the commands it invokes.
http://unixhelp.ed.ac.uk/CGI/man-cgi?history   (8848 words)

  
 Caché ObjectScript Language Reference - GOTO
If the postconditional expression is appended to the GOTO command keyword, Caché executes the GOTO command if the postconditional expression is true (evaluates to a non-zero numeric value).
Caché does not execute the GOTO command if the postconditional expression is false (evaluates to zero).
GOTO without an argument resumes normal program execution after Caché encounters a BREAK command in the currently executing code.
http://platinum.intersystems.com/olr/olrcgoto.html   (652 words)

  
 * Command line - (Computing): Definition
A graphical user interface lets users interact with their computer via icons and a pointer instead of by typing in text at a command line.
(1) Short for command line interface, a user common to computers.
A string of text written in the command language and passed to the command interpreter for execution.
http://www.mimihu.com/computing/command_line.html   (829 words)

  
 Graphics editing device which displays only candidate commands at a position adjacent to a selected graphic element and method therefor - US Patent 6049335
Following this, the menu control table 302 is referenced and all the commands which correspond to the graphic element having the same number as was found in reference to the graphic element decision table 300, are read (Step 508).
menu reading means for reading from said command menu memory means one of said command menus corresponding to a distinct element type of the one of said graphic elements determined to be present at said moved cursor position by said graphic presence decision means;
menu item selecting means for selecting one of said graphic editing commands displayed at said moved cursor position on the display, on a spot thereof, in accordance with a second input operation by the user;
http://www.patentstorm.us/patents/6049335.html   (5383 words)

  
 Research Computing: Applications
The commands that contain "8" invoke stata version 8 as opposed to the current version of stata.
Invoking applications on a High Performance Computing server from a Microsoft Windows computer.
Invoking applications on a High Performance Computing server from a UNIX desktop computer
http://www.unc.edu/atn/hpc/applications/appstemplate.shtml?id=4181   (2551 words)

  
 User Command Processor
Each command file has a tree structure that allows a set of changes (called a "transaction") to be made to the file instantaneously, with the changes either being made completely or, in the event of an error or interrupt, not at all.
Coupled with a suite of two-dozen predefined commands, the result is a file-based program storage and execution environment that integrates many important features not provided in standard APL systems.
Because the command processor remembers the date and time each object was saved, it is able to determine automatically which packages contain obsolete versions of programs.
http://www.chilton.com/~jimw/ucmd.html   (2551 words)

  
 The 32-bit Command Interpreter
commands both support the /N option (which is documented in IBM's on-line help, but doesn't actually work in IBM's CMD).
command; and command line editing, with filename completion, command line recall using prefix matching, and customisable insert/overwrite behaviour.
The CMD API is supplied for the benefit of third party developers who wish to provide alternate user interfaces to the command interpreter, or who wish to write interactive command-prompt style tools without duplicating all of the effort of command-line parsing, variable expansion, built in commands, and command script execution.
http://homepages.tesco.net/~J.deBoynePollard/Softwares/cmd.html   (2551 words)

  
 Probert Encyclopaedia: Computer Viruses (R)
The RNA Virus is a computer virus which infects.COM,.EXE and overlay files including COMMAND.COM.
The virus is loaded into memory by executing an infected program and then affects the computer's runtime operation and corrupts program or overlay files.
The virus is loaded into memory by booting from an infected disk and then affects the computer's runtime operation and corrupts program or overlay files.
http://www.probertencyclopaedia.com/L63.HTM   (1098 words)

  
 THE HISTORY OF COMPUTING
The computer was named the Machine of the Year in 1982 by Time Magazine.
A collection of materials intended to describe the history of computing to those interested in the 50th Anniversary of Computing in 1996 was used by students at Virginia Tech to develop a Virtual Museum of Computing that you may find very interesting.
Lee, until 1995 Editor-in-Chief of the IEEE Annals of the History of Computing, past chair of the IEEE Computer Society History of Computing Committee and current chair of the IFIP Working Group 9.7 (History of Computing).
http://ei.cs.vt.edu/~history   (1377 words)

  
 AWi WinBDM Command Interpreter Specification Page
The command interpreter is a console-like window designed for text based command input and output.
Any command, where the formatting is not implied, is either interpreted in binary, or displayed in binary, depending on whether the operation is a write or a read.
Any command, where the operand size is not implied, is either interpreted and passed on as a byte, or displayed as a byte, depending on whether the operation is a write or a read.
http://home.socal.rr.com/awi/bdmcmd.htm   (1377 words)

  
 Help: GOTO
After a GOTO command in a batch file, the next line to be executed will be the one immediately after the label.
The colon is required on the line where the label is defined, but is not required in the GOTO command itself.
GOTO begins its search for the label on the line of the batch file immediately after the GOTO command.
http://www.jpsoft.com/help/goto.htm   (390 words)

  
 Computing Papers on Command key
The interface will accept the input command and query in natural language format, transfer it to Avenue command, and then apply it in ArcView.
These commands allow a user to instruct the creatures to perform certain actions such as moving around within a room or moving from room to room.
If a command is issued by the user, the command is forwarded to a simulated vehicle to carry out the appropriate movements.
http://computing.breinestorm.net/command+key   (2912 words)

  
 Performance Toolbox Version 2 and 3 Guide and Reference - Chapter 5. The xmperf Command Menu Interface
Executables that are defined as belonging to the process execution menu must be defined so a process token is present in the skeleton command line.
For such commands, the flag value of the extension line must be followed by that character on all extension lines.
When you use the technique described in Example vmstat Definition to redirect output from a command running in background to a file and then use the view command to show it in an aixterm window, you don't have any way of knowing that a popup window should open.
http://archive.ncsa.uiuc.edu/UserInfo/Resources/Hardware/IBMp690/IBM/usr/share/man/info/en_US/a_doc_lib/perftool/prfusrgd/ch05body.htm   (3614 words)

  
 NEOS Server: TRON-AMPL
TRON, a trust region Newton method, uses a gradient projection method to generate a Cauchy step, a preconditioned conjugate gradient method with an incomplete Cholesky factorization to generate a direction, and a projected search to compute the step.
As a result TRON is remarkably efficient at solving large bound-constrained optimization problems.
The user must submit a model in AMPL format to solve a bound constrained optimization problem.
http://www-neos.mcs.anl.gov/neos/solvers/BCO:TRON-AMPL   (3614 words)

  
 Running the Client - Menu Command Reference
Selecting this command will bring up a window that will allow the user to enter a query in CQL that will be executed by the system.
After this command is executed, the user can see the query plans either by clicking the "Plan" button in the query list of the main display area, or by selecting appropriate options in the "View" menu.
This command is used to register a stream schema with the system and to associate it with a given name.
http://www-db.stanford.edu/stream/code/client-menu.html   (1092 words)

  
 Judicial decision on patent and/or copyrights
One might argue that the buttons for operating a VCR are not analogous to the commands for operating a computer program because VCRs are not copyrightable, whereas computer programs are.
Borland included the Lotus menu command hierarchy in its programs to make them compatible with Lotus 1-2-3 so that spreadsheet users who were already familiar with Lotus 1-2-3 would be able to switch to the Borland programs without having to learn new commands or rewrite their Lotus macros.
Altai Before we analyze whether the Lotus menu command hierarchy is a system, method of operation, process, or procedure, we first consider the applicability of the test the Second Circuit set forth in Computer Assoc.
http://www.patenting-art.com/decision/lotusd95.htm   (1092 words)

  
 Command - Wikipedia, the free encyclopedia
In computer programming, command pattern is a design pattern.
The command key is a modifier key on Apple Macintosh keyboards.
In computer programming, that part of a computer instruction word that specifies the operation to be performed.
http://en.wikipedia.org/wiki/Command   (174 words)

  
 Trusted Computing Base Overview
In the operating system, the person who administers the system can mark trusted files as part of the Trusted Computing Base (the chtcb command), so that they can be clearly distinguished.
Administrative user commands are executable only by root, members of an administrative group, and members who are specified in the extended access control list (ACL) entries.
Normal user commands do not need a real owner or group since they can be executed by anyone and are not set user ID (SUID) or set group ID (SGID).
http://www.unet.univie.ac.at/aix/aixbman/admnconc/tcb.htm   (1502 words)

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