Search results
Results From The WOW.Com Content Network
The history command works with the command history list. When the command is issued with no options, it prints the history list. Users can supply options and arguments to the command to manipulate the display of the history list and its entries. The operation of the history command can also be influenced by a shell's environment variables. For ...
The other pseudo-device, the slave, emulates a hardware serial port device, [1] and is used by terminal-oriented programs such as shells (e.g. bash) as a processes to read/write data back from/to master endpoint. [1] PTYs are similar to bidirectional pipes. [3]: 1388 Devpts is a Linux kernel virtual file system containing pseudoterminal devices.
Bash executes these files as part of its standard initialization, but other startup files can read them in a different order than the documented Bash startup sequence. The default content of the root user's files may also have issues, as well as the skeleton files the system provides to new user accounts upon setup.
Programmable command-line completion that can help the user type both options and arguments for most used commands, with out-of-the-box support for several hundred commands; Sharing of command history among all running shells; Extended file globbing allows file specification without needing to run an external program such as find
Ctrl+l : Clears the screen content (equivalent to the command clear). Ctrl+n : recalls the next command (equivalent to the key ↓). Ctrl+o : Executes the found command from history, and fetch the next line relative to the current line from the history for editing. Ctrl+p : recalls the prior command (equivalent to the key ↑).
tcsh added filename and command completion and command line editing concepts borrowed from the TENEX operating system, which is the source of the “t”. [7] Because it only added functionality and did not change what was there, tcsh remained backward compatible [ 8 ] with the original C shell.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
blank means a file is not read by a shell at all. "yes" means a file is always read by a shell upon startup. "login" means a file is read if the shell is a login shell. "n/login" means a file is read if the shell is not a login shell. "int." means a file is read if the shell is interactive.