Can someone give me "the lecture" on why you shouldn't make all your varables global when programming in perl. I have been doing this but I have heard that it is not a good practice. (3 Replies)
Hello dear BSD hackers,
how can I define and then make visible some variables that I define in KLD (BSD) for other part of Kernel or other KLD's ?
if i declare for example the varibale out of load-function of KLD , the name of this variable isn't export to symbol-table and the variable can... (0 Replies)
Hello,
how can I define a global variables in KLD?
I would like to define some variables in my KLD and then would like to use them from other KLD.
Thanx (1 Reply)
Guys, how can I define global variables in sorlaris...cause I lose the values outside the scope.
Rite now wat I do is,I redirect variable value to a file n then get it back outside the function...:o....theres obviously a better way of doing this...I now this is a basic question....but please... (2 Replies)
Hi,
I hav created a script that calls a sub-script. In both the scripts i called the configuration file. Now i wanted to use a variable that should be used in both script and sub-script files. Actually, i wanted to return a file name and the return status to the script file from the sub-script.... (6 Replies)
Hi Guys,
My requirement is I have file called /opt/orahome/.profile in non global zone.
PATH=/usr/bin:/usr/ucb:/etc:/usr/sbin:/usr/local/bin:/usr/openwin/bin:.
export PATH
PS1="\${ORACLE_SID}:`hostname`:\$PWD$ "
export PS1
EDITOR=vi
export EDITOR
ENV=/opt/orahome/.kshrc
export ENV... (1 Reply)
Hi there.
I'm writing a function to which I want to pass a global variable. For some reason, it's ignoring the variable.
#!/bin/bash
#####################################
#Variable Declaration
#####################################
CURPATH=`dirname $0`
DEEP=$CURPATH/depth.txt
export... (4 Replies)
I have made a script that requires another php script for functions.
I need a way so that the required script can read and write the main script's variables.
Best Regards, John Wei
---------- Post updated at 08:54 AM ---------- Previous update was at 08:40 AM ----------
Sorry Guys, EDIT: my... (1 Reply)
hi all,
i need a help for the following query.
Thanks in advance for your valuable time.
i have a main.pl file which has a global variable declared as below.
our myVar=0;
call first.pl script from the main.pl script.
print the value of myVar (the value is still 0 and not 10.)
i have a... (1 Reply)
Discussion started by: hemalathak10
1 Replies
LEARN ABOUT CENTOS
grub-editenv
GRUB-EDITENV(1) User Commands GRUB-EDITENV(1)NAME
grub-editenv - edit GRUB environment block
SYNOPSIS
grub-editenv [OPTION...] FILENAME COMMAND
DESCRIPTION
Tool to edit environment block.
Commands:
create Create a blank environment block file.
list List the current variables.
set [NAME=VALUE ...]
Set variables.
unset [NAME ...]
Delete variables.
-?, --help
give this help list
--usage
give a short usage message
-v, --verbose
print verbose messages.
-V, --version
print program version
Options:
If FILENAME is `-', the default value /boot/grub/grubenv is used.
There is no `delete' command; if you want to delete the whole environment block, use `rm /boot/grub/grubenv'.
REPORTING BUGS
Report bugs to <bug-grub@gnu.org>.
SEE ALSO grub-reboot(8), grub-set-default(8)
The full documentation for grub-editenv is maintained as a Texinfo manual. If the info and grub-editenv programs are properly installed at
your site, the command
info grub-editenv
should give you access to the complete manual.
grub-editenv (GRUB) 2.02-2ubuntu8.3 July 2018 GRUB-EDITENV(1)