10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi,
I have an input file like this
line1
line2
line3 hello unix how are you
This is what I am expecting my output to be
line1
line2
#line3 hello unix how are you
line3 hello (3 Replies)
Discussion started by: jacobs.smith
3 Replies
2. Shell Programming and Scripting
Hi,
I want to print the line number with the pattern of the line on a same line using multi-patterns in sed.
But i don't know how to do it.
For example, I have a file
abc
def
ghi
I want to print
1 abc
2 def
3 ghi
I know how to write it one line code, but i don't know how to put... (11 Replies)
Discussion started by: ntpntp
11 Replies
3. UNIX for Dummies Questions & Answers
I'm using the sed command to pull a line from a file and place it into another file:
sed -n '1p' students >tmp
this pulls the first line, I want to change the 1 to a variable which will be a counter to go through the rest of the lines but can't get it. I've tried:
sed -n '$cp students... (3 Replies)
Discussion started by: atchleykl
3 Replies
4. Shell Programming and Scripting
hello,
i have a file "TEST" and want to change the digit(s) after "=" . but i also want to print the old entry with a comment (for information).
i want to use "sed", is it possible ?
file:
TEST = 10 # comment default value: 0
sed , with "p" , i can print the old entry, but i want to... (2 Replies)
Discussion started by: bora99
2 Replies
5. Shell Programming and Scripting
I am trying to use wget and sed to extract a text based weather forecast for the Greater Victoria area only, this is one paragraph of many in a web page. I have tried /^$/ but that does not seem to work. So far I get mostly what I want with this:
wget -qO -... (2 Replies)
Discussion started by: lagagnon
2 Replies
6. Shell Programming and Scripting
Hi,
how can i print the previous, current and next line using sed?
current line is the matching line.
The following prints all lines containing 'Failure' and also the immediate next line
cat $file | sed -n -e '/Failure/{N;p;}'
Now, i also want to print the previous line too.
Thanks,... (8 Replies)
Discussion started by: ysrinu
8 Replies
7. UNIX for Dummies Questions & Answers
Hi,
I have a little problem. I am having a file with pattern like :
asdf;ffgg;dfjfj;djdfjf;nnjj;djd;ssj;
I just want to print the portion from last ";" upto the immediate previous ";". There are several ";" in my line.
Please help me out...
Thnx in advance (8 Replies)
Discussion started by: vanand420
8 Replies
8. Shell Programming and Scripting
Hi,
I am facing a little problem...
I have a line like this :
asdcvashfasashXXXXxxxzxcadd:sdcashjqdasdsmgdkdaxdsnd;
I want to print just a portion of line i.e starting from left 5 characters from ":" and upto ";" i.e. in this case it would be
"xcadd:sdcashjqdasdsmgdkdaxdsnd;"
The length of... (2 Replies)
Discussion started by: vanand420
2 Replies
9. UNIX for Dummies Questions & Answers
hi,
I'm trying to use sed to erase everything, up to the first parenthesis. for example:
input: blah blah blah (aldj) test (dafs) test test.
output: (aldj) test (dafs) test test.
how would i do this?
I was fooling around with the parenthesis, and i only got it to apply on all parenthesis.... (1 Reply)
Discussion started by: gammaman
1 Replies
10. UNIX for Dummies Questions & Answers
hi,
I'm trying to use sed to erase everything, and including the ending parenthesis. For example:
input: blah blah blah (12355)this is what i want.
output: this is what i want.
how would i do this?
i found an example online that does the opposite:
sed \"s|test.*||g\" file1 > file2";
... (5 Replies)
Discussion started by: gammaman
5 Replies