Well first of all I am a real Unix newbie. I am taking a course on it in University. I kind of understand set and setenv but, I think it si something that I should really understand. So I thought that I would try a forum out and see how good you guys really are.
The question:
Execute the... (1 Reply)
I never undestood exactly what's the difference between the SET and SETENV commands.
One sets variables visible to all users and the other (SETENV) only to the specific user environment ?
Thanks in advance,
BraZil - thE heLL iS HEre :mad: !!! (2 Replies)
I thought that set and setenv was easy enough to understand until I started experimenting.
I noticed the same problem in a previous thread, so I will use it as an example.
set command gave the following output:
argv ()
cwd /homes/e/ee325328/assignment.2
home /homes/e/ee325328
path ( a... (2 Replies)
Hi All,
I use "export DISPLAY=same_host:0.0" to set my export DISPLAY and it is working fine for me..
Problem here is I have developed a script for which i should run export DISPLAY prior to running my script....
so my script should check whether export DISPLAY is set or not.. if... (6 Replies)
Does know where I can find what ALL of the set options do in vi? I can't find it anywhere in vi's man pages or help files. I know about :set all but a lot of the options I have no clue what they do. (3 Replies)
Hi
I'm trying to understand variable scopes in solaris10.
It is said that to display env variables we use 3 commands :
- env
- set
- export
What is the difference between them ?
thx for help.
---------- Post updated at 11:00 AM ---------- Previous update was at 10:50 AM ----------
... (2 Replies)
Discussion started by: presul
2 Replies
LEARN ABOUT CENTOS
env
ENV(1) User Commands ENV(1)NAME
env - run a program in a modified environment
SYNOPSIS
env [OPTION]... [-] [NAME=VALUE]... [COMMAND [ARG]...]
DESCRIPTION
Set each NAME to VALUE in the environment and run COMMAND.
Mandatory arguments to long options are mandatory for short options too.
-i, --ignore-environment
start with an empty environment
-0, --null
end each output line with 0 byte rather than newline
-u, --unset=NAME
remove variable from the environment
--help display this help and exit
--version
output version information and exit
A mere - implies -i. If no COMMAND, print the resulting environment.
GNU coreutils online help: <http://www.gnu.org/software/coreutils/> Report env translation bugs to <http://translationproject.org/team/>
AUTHOR
Written by Richard Mlynarik and David MacKenzie.
COPYRIGHT
Copyright (C) 2013 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
SEE ALSO
The full documentation for env is maintained as a Texinfo manual. If the info and env programs are properly installed at your site, the
command
info coreutils 'env invocation'
should give you access to the complete manual.
GNU coreutils 8.22 June 2014 ENV(1)