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cd or chdir is a command-line shell command to change the current working directory in Unix, DOS, Windows and other operating systems. Learn the syntax, usage, options and examples of cd command with different arguments and scenarios.
Learn how to use C standard library functions for file operations, such as opening, closing, reading, writing, and formatting files. See the syntax, description, and examples of each function, as well as the constants and variables defined in the header.
This web page lists the utilities specified by POSIX, a standard for Unix-like operating systems. It includes the description and history of each utility, such as mkdir, which creates directories.
The root directory is the first or top-most directory in a hierarchy of a computer file system, especially in Unix and Unix-like systems. It is denoted by the / (slash) sign and contains all file system entries, including mounted file systems.
A path is a string of characters that identifies a location in a directory structure. An absolute path starts from the root directory, while a relative path starts from the current working directory. See examples of paths in different operating systems and shells.
The C standard library or libc is the standard library for the C programming language, as specified in the ISO C standard. It provides macros, type definitions and functions for various tasks such as string handling, mathematical computations, input/output processing, and memory management.
The filesystem appears as one rooted tree of directories. [1] Instead of addressing separate volumes such as disk partitions, removable media, and network shares as separate trees (as done in DOS and Windows: each drive has a drive letter that denotes the root of its file system tree), such volumes can be mounted on a directory, causing the volume's file system tree to appear as that directory ...
Expect is an extension to the Tcl scripting language written by Don Libes. [2] The program automates interactions with programs that expose a text terminal interface. Expect, originally written in 1990 for the Unix platform, has since become available for Microsoft Windows and other systems.