10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi everyone,
I need very simple sed command to change a parameter in a text file.
I have a line in this text which is like
set xx 0.5
A program reads this file and does some algebraic calculations. So to make a parameter scan I need to change the value of xx. I thought I can do... (7 Replies)
Discussion started by: hayreter
7 Replies
2. UNIX for Dummies Questions & Answers
Hello to all. I'm new to this forum, so please go easy on me. =)
I am working on a script to send two e-mail attachments in a single e-mail, and am running into a little bit of an issue when using process substitution. I am using the following:
cat <(uuencode $1 <(basename $1)) <(uuencode... (5 Replies)
Discussion started by: rommager
5 Replies
3. Shell Programming and Scripting
I have a file with some numbers having single quotes around them which I want to remove.
i.e. '923930' -> 23930
If it can be done without using sed thats fine. I have tried with sed but can't think how to replace this pattern on only the numbers (13 Replies)
Discussion started by: user_invalid
13 Replies
4. Shell Programming and Scripting
Hi I am trying to do a text insertion in a text file at a particular line number in a shell script. However its not working.
sed '122i\
> for j in \`echo $MyList\` ; do perl -pi -e\'s#01\/01\/2009#01\/01\/2011#\' $j ; done' $HOME/MyScript.ksh
The Actual line to be inserted at line 122... (5 Replies)
Discussion started by: som.nitk
5 Replies
5. Shell Programming and Scripting
I have file.txt
1 4 7 9 3
I want to replace the tabs with a space, but my code doesn't work.
cat file.txt | sed 's/"\t"/ /g' > t.txt
But file is still the same. Numbers seperated by tabs instead of spaces.
Help? (2 Replies)
Discussion started by: Bandit390
2 Replies
6. Shell Programming and Scripting
Hi guys,
Can u please help me to replace (-) with (/) in a file containing no of records using "sed " command in unix.
thanks in advance.
subhendu (5 Replies)
Discussion started by: subhendu81
5 Replies
7. Shell Programming and Scripting
Hi ,
I am stuck up in the below scenario:-
I need to read a file name (eg A.txt) name frm another file (eg B.txt) and then I need to search for a particular expression in A.txt and substitute it with another expression.
How can I use SED inside SHELL Scripting and command prompt as well to... (1 Reply)
Discussion started by: shubhranshu
1 Replies
8. Shell Programming and Scripting
Hi ,
I am stuck up in the below scenario:-
I need to read a file name (eg A.txt) name frm another file (eg B.txt) and then I need to search for a particular expression in A.txt and substitute it with another expression.
How can I use SED inside SHELL Scripting and command prompt as... (2 Replies)
Discussion started by: shubhranshu
2 Replies
9. Shell Programming and Scripting
When I run the script I pass in 2 expressions (ex. replace.ksh new old)
I want the script to go line by line for a given file in a given directory and replace the word new with old. Of course in my line where I have the awk statement it is replacing the 2nd word with 1st instead of new with... (3 Replies)
Discussion started by: goodrics
3 Replies
10. UNIX for Dummies Questions & Answers
I know we can substitute a string using sed but how?
For example: sed 's/(old variable)/(new variable)/ details.dat
Am I suppose to put $old variable or whatever? Because I tried many times, it didnt work by putting $old variable. Am I suppose to enclose it with "" or ''?
Please help (3 Replies)
Discussion started by: Ohji
3 Replies