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printk is a C function from the Linux kernel interface that prints messages to the kernel log. [1] It accepts a string parameter called the format string, which specifies a method for rendering an arbitrary number of varied data type parameter(s) into a string. [1] The string is then printed to the kernel log. [1]
In Unix and Unix-like operating systems, printf is a shell builtin (and utility program [2]) that formats and outputs text like the same-named C function. Originally named for outputting to a printer, it actually outputs to standard output. [3] The command accepts a format string, which specifies how to format values, and a list of values.
As the format string is processed left-to-right, a subsequent value is used for each format specifier found. A format specifier starts with a % character and has one or more following characters that specify how to serialize a value. The format string syntax and semantics is the same for all of the functions in the printf-like family.
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It often appears as the first item in the menu bar, [1] and contains commands relating to the handling of files, such as open, save, print, etc. [2] It may also contain a list of recently edited files. In some operating systems, the file menu also offers commands for closing windows and exiting the current program.
President-elect Trump will hold a rally in Washington the day before he is set to be inaugurated for a second term. The president-elect will hold what is being dubbed a “victory rally” at ...
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.
Getting a good night's sleep can be a little more challenging amid the hype of the holidays. With changes in routine, diet and potentially time zones, quality sleep could be difficult to come by ...