2>&1 will redirect standard error to wherever you pointed standard output (i.e. the screen by default) to - but in your case, you wrote it to newfile.
ls will print errors to standard error, by redirecting it to the same place (newfile) as standard output the error output will also go to the file (newfile)
We use a UNIX-based system (Lawson) at work and I was given this command to request a data extract from the db admin. The only thing I really understand is the last line as it appears to be joining the files created from the first three lines into one. Is there anyone who can help me breakdown the... (4 Replies)
I need to repeat this command on a configurable interval:
igal -a -r -U -w 6
I tried this:
#!/bin/bash
igal -a -r -U -w 6
sleep 30
Just a guess that it MIGHT work.
Can anyone point me in the right direction?
-R (6 Replies)
Guys,
I am trying to understand the sed command here.
adx001 $ a=/clocal/dctrdata/user/dctrdat1/trdroot/recouncil
adx001 $ b=`echo $a | sed 's/\//\\\\\//g'`
adx001 $ echo $b
\/clocal\/dctrdata\/user\/dctrdat1\/trdroot\/recouncil
The sed command i took it from the script.
Please... (3 Replies)
hi
i was moving a file from one directory to another with the following cmmand
mv /home/hsghh/dfd/parent/file.txt .
while doing so i i accidently
mv /home/hsghh/dfd/dfd .
although i gave ctrl c and terminate the move command some of the file are missing in the parent directory and... (1 Reply)
#! /usr/bin/ksh
old=$1
new=$2
for file in *.$old ; do
mv $file ${file%$old}$new
done
exit 0
This script i got from the forum. script changes the extension of the files say example
a.txt to a.doc
b.txt to b.doc
c.txt to c.doc
d.txt to d.doc
this scipt works fine but i am not... (2 Replies)
Hi
I have a questions related 2 commands : 'du' and 'ls'.
Why is the difference between output of 'du' and 'ls' cmd's ?
Command 'du' :
------------------
jakubn@server1 /home/jakubn $ du -s *
4 engine.ksh
1331 scripts
'du -s *' ---> shows block count size on disk (512 Bytes... (5 Replies)
I have a text file called file1 which contains the text: "ls -l"
When I enter this command:
bash < file1 > file1
file1 gets erased. However if I enter this command:
bash < file1 > newfile
the output from "ls -l" is stored in newfile. My question is why doesn't file1's text ("ls -l") get... (3 Replies)
Hello all!
This is my first post and I'm very new to programming. I would like help creating a simple perl or bash script that I will be using in my work as a junior bioinformatician.
Essentially, I would like to take a tab-delimted or .csv text with 3 columns and write them to a "3D" matrix:
... (16 Replies)
I am not able to understand below line in unix bash shell.Could anyone explain what it will do
result="${path1}/*${var1}*${var2}*wssreligibleitem*.csv"
path1 is defined and it is a directory path
var1 is defined and it holds string value like abc
var2 is defined and it holds string value like... (6 Replies)
Hello... and thanks in advance for reading this or offering me any assistance
I'm trying to understand specific differences between the various login scripts... I understand the differences between interactive vs non-interactive and login vs non-login shells... and that's not where my question... (4 Replies)
Discussion started by: bodisha
4 Replies
LEARN ABOUT V7
aha
aha(1) Ansi HTML Adapter aha(1)NAME
aha - Ansi HTML Adapter
SYNOPSIS
aha [options] [-f datei]
DESCRIPTION
aha takes SGR-colored Input and prints W3C conform HTML-Code.
aha reads the Input from a file or stdin and writes HTML-Code to stdout.
OPTIONS --help , -h , -?
A help like this
--black , -b
Black Background and white "standard color"
--pink , -p
Pink Background
--iso X , -i X
Uses ISO 8859-X instead of utf-8. X must be 1..16
--title X , -t X
Gives the html output the title
--line-fix , -l
Uses a fix for inputs using control sequences to change the cursor position like htop. It's a hot fix, it may not work with any pro-
gram like htop. (See EXAMPLE)
EXAMPLE
aha --help | aha --black --title "the awesome aha help"> aha-help.htm
Creates an HTML file with the help of aha with black background
colordiff oldfile.c newfile.c | aha > colordiff.htm
Creates an HTML file with a colorful diff-output of two files "oldfile.c" and "newfile.c" with white background
ls --color=always | aha --pink > ls.htm
Creates an HTML file with a colorful ls-output with pink background.
echo a | htop | aha --black --line-fix > htop.htm
Creates an HTML file with the output of htop. You have to use --line-fix due the other new-line-commands htop uses.
AUTHOR
Copyleft Alexander Matthes aka Ziz 2011
zizsdl@googlemail.com
SEE ALSO
http://ziz.delphigl.com/tool_aha.php
August 31, 2011 aha(1)