10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi all,
I'm new to the forum and also relatively new to sed and other such wonderfully epic tools.
I'm attempting to grab a section of text between two words, but it seems to match all instances of the range instead of stopping at just the first.
This occurs when I use:
sed -n... (7 Replies)
Discussion started by: Lazarix
7 Replies
2. Shell Programming and Scripting
Hi Everyone, I have the below information from a log file:
LOAD SUMMARY
============
WRT_8036 Target: TGT_1_TAB (Instance Name: )
WRT_8039 Inserted rows - Requested: 3929 Applied: 0 Rejected: 3929 Affected: 0 Mutated from update: 3929
WRT_8041 Updated rows ... (7 Replies)
Discussion started by: galaxy_rocky
7 Replies
3. Shell Programming and Scripting
The following text is in testFile.txt:
one 5
two 10
three 15
four 20
five 25
six 10
seven 35
eight 10
nine 45
ten 50
I'd like to use sed to print the first occurance of search pattern /10/ in a given range. This command is to be run against large log files, so to optimize efficiency,... (9 Replies)
Discussion started by: uschaafm
9 Replies
4. Shell Programming and Scripting
Hi All
I need help
am having a source file as below
emp
dept
class
subclass
region
country
division
first i need to get line count and i need to divide by 3 it is an parameter passing value
number of lines 7 (8 Replies)
Discussion started by: ragu.selvaraj
8 Replies
5. UNIX for Dummies Questions & Answers
Hello,
There is a log file A.log where new lines are getting added every minute.
When ever any new lines are getting added in to A , the same lines needs to be appended to B.log
I need to append these newly added lines to end of another file B through a shell script. I tried CAT but its... (2 Replies)
Discussion started by: twisterboy
2 Replies
6. Shell Programming and Scripting
I was told a way to do this with awk earlier today but is there a way with sed to specify the last instance of a character on a line?
You will know what character you're looking for but there could be none or one hundred instances of it on a line say and you ONLY want to specify the last one for... (3 Replies)
Discussion started by: Bashingaway
3 Replies
7. Shell Programming and Scripting
I need to reduce a file's size below 50MB by deleting chucks of text. The following sed does this.
sed '/^begpattern/,/endpattern/d' myfile
However, it's possible that the file size can get below 50MB by just deleting the first instance of the pattern. How do I code that into sed?
Or can awk... (8 Replies)
Discussion started by: mariod1049
8 Replies
8. Shell Programming and Scripting
hi
i have one file where i want to substitute only first instance of
swap
with swap1
i want to replcae only first instance of swap in my script
i know we can do this with awk. but i need to do this with sed only
i tried follwoing code
sed 's/swap/swap1' filename
but here all... (15 Replies)
Discussion started by: d_swapneel14
15 Replies
9. Shell Programming and Scripting
Hi, I've been trying to figure this one out and found a post about this on the forum here but the solution didn't seem to work for me. Basically what I have is a file that looks something like:
stuff
morestuff
0
otherthing
0
etc
I want to substitute for the 0 but what I want to... (9 Replies)
Discussion started by: eltinator
9 Replies
10. Shell Programming and Scripting
Hello,
I want to replace 2nd instance of "foo" in a file use sed.
Any suggestions? (2 Replies)
Discussion started by: katrvu
2 Replies