10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hello.
Using a bash script , I have a variable name for the file I want to modify
FILE_TO_EDIT="/etc/my_config_file"And I have a variable name for the parameter to change
PARAMETER="fallback_node"
PARAMETER_NEW_VALUE="http://my_server_name.com/new_path"
A config file may contain :
1°)... (2 Replies)
Discussion started by: jcdole
2 Replies
2. Homework & Coursework Questions
Use and complete the template provided. The entire template must be completed. If you don't, your post may be deleted!
1. The problem statement, all variables and given/known data:
One problem with the use of sed in simple text substitutions is that sed will intepret some characters as... (1 Reply)
Discussion started by: raymondbn
1 Replies
3. UNIX for Dummies Questions & Answers
Morning all
I've got loads of scripts but the names are too long! I've stuck the list in a flat file (names) and I'm trying to read that in line by line and create the new names (in to directory new) from the list. It looks like this:
xargs -n1 -I{} <names cat {} | sed... (1 Reply)
Discussion started by: Grueben
1 Replies
4. Homework & Coursework Questions
Hi, I was hoping that someone could help me. I have a problem that i am trying to work on and it requires me to change text within multiple files using sed. What i have so far is
!/bin/sh
File1="$3"
File2="$4"
File3="$5"
testNum="$File1"
while test "$testNum" <= "$File3";
do
echo... (12 Replies)
Discussion started by: Johnny2518
12 Replies
5. Shell Programming and Scripting
I have a binary (hex) file I need to parse to get some data which are encoded this way:
.* b4 . . . 01 12 .* af .* 83 L1 x1 x2 xL 84 L2 y1 y2 yL
By another words there is a stream of hexadecimal bytes (in my example separated by space for better readability). I need to get value stored in... (3 Replies)
Discussion started by: sameucho
3 Replies
6. Shell Programming and Scripting
for example:
# I want to judge the value of $1 which should be $2<$1<$3.
temp0=`echo "$1 - $2" | bc`
temp1=`echo "$1 - $3" | bc`
if ] ; then
echo OK
else
echo False
fi
Please use code tags, thanks. (6 Replies)
Discussion started by: 915086731
6 Replies
7. Shell Programming and Scripting
Hi,
I am new to unix scripting and am jus getting to learn about it..
I need to know on how to check for the existence of a number of files in a path..i.e the files are ftp'ed from several other servers, should check if all the files have arrived, if not wait till they arrive..can i use a flag... (5 Replies)
Discussion started by: yohasini
5 Replies
8. Shell Programming and Scripting
If I use the below
cut -c37-48, the minus sign does not get appended to the number, as the sign is in the 36th Position.
But, If I use cut -c36-48, the minus sign appears infront of the number, but for positive numbers, it throws an error.
How can this be resolved.. (7 Replies)
Discussion started by: Haimanti
7 Replies
9. Shell Programming and Scripting
I am having a lot of trouble, wasting a lot of time trying to get sed script files to run without problem. I have a list of scripts I want to run on a text file to turn it into a viewable html file for my mobile phone. Each of the single scripts when run in order/sequence one after another on the... (4 Replies)
Discussion started by: naphelge
4 Replies
10. Shell Programming and Scripting
I'd like to make a script that I can execute every time I sign on to my linux box that keeps track of the time and allows to me to add a remark to a file. So basically once I log in, I run the script, and it outputs the date and time to a text file (log.txt). But that isn't my problem.
I need... (1 Reply)
Discussion started by: Glider
1 Replies