10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Data file example
I look for primary and * to isolate the interesting slot number.
slot=`sed '/^primary$/,/\*/!d' filename | tail -1 | sed s'/*//' | awk '{print $1" "$2}'`
Now I want to get the Touch line for only the associate slot number, in this case, because the asterisk... (2 Replies)
Discussion started by: popeye
2 Replies
2. Shell Programming and Scripting
Use sed to print first n lines and last n lines of an output.
For example: n=10
Can it be done?
Thanks. (7 Replies)
Discussion started by: carloszhang
7 Replies
3. Shell Programming and Scripting
I am trying to extract a table of data (mysql query output) from a log file. I need to print everything below the header and not past the end of the table. I have spent many hours searching with little progress. I am matching the regexp +-\{99\} with no problem. I just can't figure out how to print... (5 Replies)
Discussion started by: godfreydanials
5 Replies
4. Shell Programming and Scripting
Hi friends,
This is sed & awk type question.
I have a text file which has numbers spread all over the file. I want to sum the series of numbers whenever i find it and produce an output file with the sum. For example
###start of input text file ####
abc
def
ghi
1
2
3
4
kjld
random... (3 Replies)
Discussion started by: kaaliakahn
3 Replies
5. Shell Programming and Scripting
Hello,
I'm trying to figure out how to use sed or awk to delete single lines in a file. By single, I mean lines that are not touching any other lines (just one line with white space above and below).
Example:
one
two
three
four
five
six
seven
eight
I want it to look like: (6 Replies)
Discussion started by: slimjbe
6 Replies
6. Shell Programming and Scripting
I have a file like
blah
blah blah blah
this is the text I need,
which might be between 1-4 lines, but
always has a blank line above and below
it, and is at the end of the text file
the code tags don't show the trailing blank line. I started by deleting the last blank line with:
... (2 Replies)
Discussion started by: unclecameron
2 Replies
7. Shell Programming and Scripting
Hello. I'm trying to write a script to take a 5 field file, do some math, and extend it to 9 fields. Problem is, the script keeps wrapping it to two lines, even tho 9 fields, tab separated (even comma separated) doesn't fill the screen. Even if it did, I'm eventually copying it to an excel ... (2 Replies)
Discussion started by: JoeNess
2 Replies
8. Shell Programming and Scripting
First of all, I know this can be more eassily done with perl or other scripting languages but, that's not the issue. I need this in sed. (or wander if it's possible )
I got a file (trace file to recreate the control file from oracle for the dba boys)
which contains
some lines
another line... (11 Replies)
Discussion started by: plelie2
11 Replies
9. UNIX for Dummies Questions & Answers
dear experts,
Sorry im a newbie. i have a file called INA.txt and it contains
How do i get the 6 lines before "INA 2007-09-05" to appear? I tried using grep -A6, it doesnt work. Pls help. (5 Replies)
Discussion started by: aismann
5 Replies
10. UNIX for Advanced & Expert Users
Can someone please explain how I can print a file and get the text to wrap around instead of truncating the line and missing the rest of the text? There are a few reports that were generated and I am trying to print them but after wasting 200 sheets of paper I realized that the lines were... (1 Reply)
Discussion started by: rtoba
1 Replies