Alright, I think I know what I am doing with sed(which probably means I don't). But I cant figure out how to replace just the first occurance of a string. I have tried sed, ed, and grep but can't seem to figure it out. If you have any suggestions I am open to anything! (3 Replies)
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)
I have an input text that looks like this (comes already sorted):
on Caturday 22 at 10:15, some event
on Caturday 22 at 10:15, some other event
on Caturday 22 at 21:30, even more events
on Funday 23 at 11:00, yet another event
I need to delete all the matching words between the lines, from... (2 Replies)
Hi,
Here is my piece of code used with sed in shell script:
sed -i '/<falsemodule-option>/ a\<LdapLogin>' myxmlfile
The problem that i am facing with the above is that in 'myxml' file i have mulitple instances of <falsemodule-option>
so when i execute the above sed command, it is appending... (10 Replies)
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)
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)
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)
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)