You are welcome Cacializ. GNU sed -i has a backup option:
The BSD sed man page says you should always use it. Anyway in general it is always a good idea to have backups and stuff like this would be best to put in a git repository and then you can just checkout the original files if something goes wrong..
Greetings,
I have a file: hostnames.txt which has -
# cat hostnames.txt
machine1
machine2
I need the output to be saved to a variable as:
HOSTNAMELIST=machine1,machine2
Please advise.
Thanks,
Chiru (3 Replies)
Hi,
Is there a way to use cp in such a way that when a file is copied to a destination, the required destination folders are automatically created with the proper permissions, and the resulting copied file has the same attributes as the original. For example if I copied... (1 Reply)
Hi Guys
I need to have a shell script which reads a log file and insert a part of each line into the database. Some sample lines in the file are as below.
20091112091359 MED_RQACK : user_data=60173054304,100232120,20091112091359,;ask_status=0;ask_reason=OK;msg_id=20091112091319... (5 Replies)
Hello,
I'm wondering where I could go to learn how to edit file sections that cross multiple lines. I'm wanting to write scripts that will add Gnome menu entries for all users on a system for scripts I write, etc. I can search an replace simple examples with sed, but this seems more complex.
... (8 Replies)
Hi Forum.
I've tried to search online for a solution but I cannot seem to find one.
Hopefully, someone here can help me out. I would appreciate it.
Input file abc.txt:
$InputFile_Borrower=CMTSLST\EDW_COMMERCIAL_MTGE_BORROWER_dat.lst... (14 Replies)
Greetings,
I am using tcsh to write a script that will replace the numbers in a file with a single number, the caveat is that this file has blank lines which are necessary for another step down the line so I need to preserve the blank lines. I have tried sed and awk but both will collapse the... (1 Reply)
Hi all,
I need to write an automated bash shell script which performs such operations:
1. Grep the header of everyline with the initial of "T" in "FILE_A"
2. Perform a for loop,
Count the numbers of comma in the line of code,
if (no. of comma < 17)
ADD the comma until 17;
... (2 Replies)
Hi,
I lack the utter fundamentals on how to craft an awk script.
I have hundreds of text files that were mangled by .doc format so all the lines are broken up so I need to join all of the lines of text into a single line. Normally I use vim command "ggVGJ" to join all lines but with so many... (3 Replies)
Hi
I have a file with the following structure
"VATTENFALL GLOBAL" "Vattenfall Tray"
"BARCLAYS BANK LONDON" "Capula"
"P1 AGEAS GLOBAL COMPANY" "AAC - Optiver"
The requirement is like this
1) Take 2 input... (16 Replies)
Hi,
I have 80 large files, from which I want to get a specific value to run a Bash script. Firstly, I want to get the part of a file which contains this:
Name =A
xxxxxx
yyyyyy
zzzzzz
aaaaaa
bbbbbb
Value = 57
This is necessary because in a file there are written more lines which... (6 Replies)