Computer History Notes - Herong's Tutorial Notes - v3.13, by Herong Yang
Tcsh Command Line Examples
This section provides some Tcsh shell command line examples with explanations.
Below are some Tcsh shell command line examples with explanations:
set Displays the values of all variables. set echo Sets the special variable 'echo' to tell Tcsh to echo to echo the command line back before executing it. env Displays the values of all environment variables. setenv TMP /tmp Sets an environment variable TMP with a value. alias .. 'cd ..; pwd' Sets an alias command of ".." to change current directory to the parent directory. set d=`pwd` Sets the current working directory to a shell variable d. echo $d Displays the values of variable d. cat > myself (Type in some words about yourself) ^D Creates a file and lets you to enter text from the keyboard. cat myself Displays the contents of "myself" on the screen. sleep 200 ^C "Ctrl-C" cancels the execution of the sleep command. sleep 200 ^Z "Ctrl-Z" stops the execution of the sleep command and pushes it to background. sleep 200 & Runs the sleep command in the background. jobs Lists all background jobs. history Lists all previously executed command lines
Table of Contents
2002 - .NET Framework Developed by Microsoft
1995 - PHP: Hypertext Preprocessor Created by Rasmus Lerdorf
1995 - Java Language Developed by Sun Microsystems
1991 - WWW (World Wide Web) Developed by Tim Berners-Lee
1991 - Gopher Protocol Created by a University of Minnesota Team
1984 - X Window System Developed a MIT Team
1984 - Macintosh Developed by Apple Inc.
1983 - "Sendmail" Mail Transfer Agent Developed by Eric Allman
►1979 - The Tcsh (TENEX C Shell) Developed by Ken Greer
Tcsh Shell Script File Examples
1978 - Bash (Bourne-Again Shell) Developed by Brian Fox
1978 - The C Shell Developed by Bill Joy
1977 - The Bourne Shell Developed by Stephen Bourne
1977 - Apple II Designed by Steve Jobs and Steve Wozniak
1976 - vi Text Editor Developed by Bill Joy
1974 - Internet by Vinton Cerf
1972 - C Language Developed by Dennis Ritchie
1971 - FTP Protocol Created by Abhay Bhushan
1970 - UNIX Operating System Developed by AT&T Bell Labs