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Concatenates and prints files on the standard output cksum: Checksums (IEEE Ethernet CRC-32) and count the bytes in a file. Supersedes other *sum utilities with -a option from version 9.0. comm: Compares two sorted files line by line csplit: Splits a file into sections determined by context lines cut: Removes sections from each line of files expand
Node.js programs are invoked by running the interpreter node interpreter with a given file, so the first two arguments will be node and the name of the JavaScript source file. It is often useful to extract the rest of the arguments by slicing a sub-array from process.argv .
Runs a TECO Macro; command line parameters give added adaptability. PAL PAL Runs PAL8. Assembles the source file specified as the argument. PRINT: PRI Runs a program named LPTSPL. PUNCH PU Runs PIP. Punches the file specified on paper tape. RENAME REN: Renames one or more files on disk or DECtape. RES RES Runs RESORC. REWIND REW SKIP SKIP SQUISH SQ
Both the C99 and C++11 standards require at least one argument, but since C++20 this limitation has been lifted through the __VA_OPT__ functional macro. The __VA_OPT__ macro is replaced by its argument when arguments are present, and omitted otherwise. Common compilers also permit passing zero arguments before this addition, however. [4] [6]
An MS-DOS command line, illustrating parsing into command and arguments. A command-line argument or parameter is an item of information provided to a program when it is started. [23] A program can have many command-line arguments that identify sources or destinations of information, or that alter the operation of the program.
For instance, the GNU C preprocessor can be made more standards compliant by supplying certain command-line flags. [2] Features of the preprocessor are encoded in source code as directives that start with #. Although C++ source files are often named with a .cpp extension, that is an abbreviation for "C plus plus"; not C preprocessor.
In computer programming, a usage message or help message is a brief message displayed by a program that utilizes a command-line interface for execution. This message usually consists of the correct command line usage for the program and includes a list of the correct command-line arguments or options acceptable to said program.
The C preprocessor (used with C, C++ and in other contexts) defines an include directive as a line that starts #include and is followed by a file specification. COBOL defines an include directive indicated by copy in order to include a copybook. Generally, for C/C++ the include directive is used to include a header file, but can