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A chmod command first appeared in AT&T Unix version 1, along with the chmod system call. As systems grew in number and types of users, access-control lists [3] were added to many file systems in addition to these most basic modes to increase flexibility. The version of chmod bundled in GNU coreutils was written by David MacKenzie and Jim ...
Most file systems include attributes of files and directories that control the ability of users to read, change, navigate, and execute the contents of the file system. In some cases, menu options or functions may be made visible or hidden depending on a user's permission level; this kind of user interface is referred to as permission-driven.
The Ropucha class (NATO reporting name, Polish for "toad"), Soviet designation Project 775, is a class of landing ship (large landing ship or Bol'shoy Desantnyy Korabl' - Russian: Большой десантный корабль (BDK - Russian: БДК) in Soviet classification) built in Poland for the Soviet Navy.
President Trump will on his first day in office Monday issue an order defining a person's sex as "male or female" — requiring government agencies to use the "immutable" designation on forms and ...
Permissions may be changed later by users and programs using chmod. Each program (technically called a process ) has its own mask and is able to change its settings using a function call. When the process is a shell , the mask is set with the umask command.
Nvidia (NASDAQ: NVDA) and other AI stocks plunged on Monday, Jan. 27, as investors responded to the threat from DeepSeek, the Chinese AI chatbot that rivals top models like ChatGPT for a fraction ...
Trump's Treasury pick clears critical hurdle. The Senate Finance Committee on Tuesday gave their stamp of approval to Scott Bessent, Trump's nominee to lead the Treasury Department.
The setuid and setgid bits are normally represented as the values 4 for setuid and 2 for setgid in the high-order octal digit of the file mode. For example, 6711 has both the setuid and setgid bits (4 + 2 = 6) set, and also the file read/write/executable for the owner (7), and executable by the group (first 1) and others (second 1).