10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
I have a file where every line includes four expressions with a caret in the middle (plus some other "words" or fields, always separated by spaces). I would like to extract from this file, all those lines such that each of the four expressions containing a caret appears in at least four different... (9 Replies)
Discussion started by: uncleMonty
2. Shell Programming and Scripting
I am trying to write a script, which appends and prepends the text in a file.
I tried testing with a small file and it worked fine.
but for the large file, the script is wiping the entire file and adds only the word to be appended in the file.
mv $file_name $file_name.bak
sed... (6 Replies)
Discussion started by: sathyaac
3. Shell Programming and Scripting
I do a lot of TSM work and I embarked on what I thought would be an easy task, and I'd be very happy for any input to save the pounding my keyboard is receiving :]
By default, the output of TSM's console has no timestamping, making it hard to sort through accurately.
This puts my console into... (5 Replies)
Discussion started by: Vryali
4. Shell Programming and Scripting
i have two files.
echo "unix linux forums"
now the output i need is
unix linux forums (3 Replies)
Discussion started by: snreddy_gopu
5. UNIX for Advanced & Expert Users
I have a very huge file (4GB) which has duplicate lines. I want to delete duplicate lines leaving unique lines. Sort, uniq, awk '!x++' are not working as its running out of buffer space.
I dont know if this works : I want to read each line of the File in a For Loop, and want to... (16 Replies)
Discussion started by: krishnix
6. UNIX for Dummies Questions & Answers
I would like to know how to take information from a filename and place it into the text of the same file. Let's say I have a file called height_2_width_1.txt containing data that is related to a height of 2 and a width of 1, and the text originally looks like this:
where these two columns... (13 Replies)
Discussion started by: Scatterbrain26
7. Shell Programming and Scripting
I have little experience with Scripting so hoping someone may be able to help me or point me in the right direction.
I have a shell script which was outputting uncaught exceptions to a log file.
$JAVA_MAIN_CLASS > $LOGNAME 2>&1
What I want to be able to do is prepend a timestamp on... (8 Replies)
Discussion started by: MacAonghusa
8. Shell Programming and Scripting
I am currently writing a script to compare a file list created over an FTP connection to a local directory.
I have cleaned the FTP file list up so that I just have a raw list of filenames however due to the directory structure employed (both locally and on the ftp site) I need to prepend each line... (6 Replies)
Discussion started by: Dal
9. Shell Programming and Scripting
I need help to parse a file where there are many records, all of which are consistently separated by lines containing “^=============” and "^ End of Report".
End of record
End of record
I only need specific lines... (5 Replies)
Discussion started by: jouuu
10. Shell Programming and Scripting
I have a task to make a unix shell script that should search for a
specific TEXT in a file.If that TEXT is found, shell script should add
a comment statement before that TEXT line.
Ex : LINE 1 xxxxx
LINE 2 xxxx CALL xxxx
LINE 3 xxxx PERFORM UNTIL
if i... (1 Reply)
Discussion started by: kirrushna