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The magic SysRq key is a key combination understood by the Linux kernel, which allows the user to perform various low-level commands regardless of the system's state. It is often used to recover from freezes, or to reboot a computer without corrupting the filesystem. [1]
In computing, start is a command of the IBM OS/2, [1] Microsoft Windows [2] and ReactOS [3] command-line interpreter cmd.exe [4] (and some versions of COMMAND.COM) to start programs or batch files or to open files or directories using the default program. start is not available as a standalone program. The underlying Win32 API is ShellExecute.
The exact behaviors of various fsck implementations vary, but they typically follow a common order of internal operations and provide a common command-line interface to the user. On modern systems, fsck simply detects the type of filesystem and calls the specialized fsck.type (Linux) or fsck_type (BSD, macOS) program for each type. [1] [2]
Starting from Windows Vista, one can also edit wireless settings (for example, SSID) using netsh. netsh can also be used to read information from the IPv6 stack. The command netsh winsock reset can be used to reset TCP/IP problems when communicating with a networked device.
SystemRescue (Previously known as "SystemRescueCD") [4] is a Linux distribution for x86-64 and IA-32 computers. [5] The primary purpose of SystemRescue is to repair unbootable or otherwise damaged computer systems after a system crash .
This addresses problems related to unavailability of service provided by the system or the program. [13] Method can be used to update Linux kernel without stopping the system. [14] [15] A patch that can be applied in this way is called a hot patch or a live patch. This is becoming a common practice in the mobile app space. [16]
The current Linux manual pages for su define it as "substitute user", [9] making the correct meaning of sudo "substitute user, do", because sudo can run a command as other users as well. [10] [11] Unlike the similar command su, users must, by default, supply their own password for
The command is primarily used to manage network resources. [2] It is an external command implemented as net.exe. [3] When used in a batch file, the /Y or /N switches can be used to unconditionally answer Yes or No to questions returned by the command. [2]