I am getting the following upon cat a file which is not present in directory.
"cat: cannot open test1.txt"
I need to process files and I want that this message should be suppressed. thx (5 Replies)
I'm creating a bsh shell to unzip a file from one directory into another. The directory that holds the zip files has zip files constantly being added to it, so I am testing it before it does the unzip and more.
Right now my code looks like this:
unzip -tq $ZIP_PATH/$ZIP_NAME >/dev/null
if ... (5 Replies)
Hi All
this is a simple script
#! /bin/bash
FileCnt=`ls -lrt $DIR/* | wc -l`
echo $FileCnt
how could i escape the error msg if there are no files in $DIR
ls: /home/sayantan/test/files/cnt/*: No such file or directory
0
Looking forward for a quick reply
Regards, Newbie... (3 Replies)
i run history command and I want to eliminate the list number.
So far this perl script works as long as the list is a exact 3 character
long.
cat dd | perl -pe 's,\d{3},,'
70 export JAVA_HOME=.
81 export JAVA_HOME=.
82 export JAVA_HOME=`pwd`
export JAVA_HOME=`pwd`
... (1 Reply)
I have to stop the output of dd from writing to terminal. Here is the command:
sudo dd if=boot1h of="/dev/r$temp1"
Here is the output:
2+0 records in
2+0 records out
1024 bytes transferred in 0.000804 secs (1273715 bytes/sec)
I have tried >> log.txt but it doesn't work. Is there... (4 Replies)
Hi,
I have a glance adviser, the highlights below. The problem that i have is that every time glance finds process name "abc" it write the memory region data in a new line. My question is if i have a way to print without newline?
The output line for process abc looks something like this:... (0 Replies)
HI ,
I am tryin to copying multiple files from some dir. If the files are not present. It should not throw error in the screen. HOw to do that . Please help (4 Replies)
Hallo,
I wrote some script:
95% of the script's output consists of error messages like "mkdir: cannot create directory ‘final': File exists
Exit 1" and "rm: No match. Exit 1".
These messages are not harmful at all, but they make the output almost unreadable.
How can I get rid of... (5 Replies)
Discussion started by: DanielDD
5 Replies
LEARN ABOUT CENTOS
info
INFO(1) User Commands INFO(1)NAME
info - read Info documents
SYNOPSIS
info [OPTION]... [MENU-ITEM...]
DESCRIPTION
Read documentation in Info format.
OPTIONS -k, --apropos=STRING
look up STRING in all indices of all manuals.
-d, --directory=DIR
add DIR to INFOPATH.
--dribble=FILENAME
remember user keystrokes in FILENAME.
-f, --file=FILENAME
specify Info file to visit.
-h, --help
display this help and exit.
--index-search=STRING
go to node pointed by index entry STRING.
-n, --node=NODENAME
specify nodes in first visited Info file.
-o, --output=FILENAME
output selected nodes to FILENAME.
-R, --raw-escapes
output "raw" ANSI escapes (default).
--no-raw-escapes
output escapes as literal text.
--restore=FILENAME
read initial keystrokes from FILENAME.
-O, --show-options, --usage
go to command-line options node.
--strict-node-location
(for debugging) use Info file pointers as-is.
--subnodes
recursively output menu items.
--vi-keys
use vi-like and less-like key bindings.
--version
display version information and exit.
-w, --where, --location
print physical location of Info file.
The first non-option argument, if present, is the menu entry to start from; it is searched for in all `dir' files along INFOPATH. If it is
not present, info merges all `dir' files and shows the result. Any remaining arguments are treated as the names of menu items relative to
the initial node visited.
For a summary of key bindings, type h within Info.
EXAMPLES
info show top-level dir menu
info info
show the general manual for Info readers
info info-stnd
show the manual specific to this Info program
info emacs
start at emacs node from top-level dir
info emacs buffers
start at buffers node within emacs manual
info --show-options emacs
start at node with emacs' command line options
info --subnodes -o out.txt emacs
dump entire manual to out.txt
info -f ./foo.info
show file ./foo.info, not searching dir
REPORTING BUGS
Email bug reports to bug-texinfo@gnu.org, general questions and discussion to help-texinfo@gnu.org.
Texinfo home page: http://www.gnu.org/software/texinfo/
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 info is maintained as a Texinfo manual. If the info program is properly installed at your site, the command
info info
should give you access to the complete manual. (Or, if you have Emacs, M-x info will lead to the manual.)
info 5.1 June 2014 INFO(1)