10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
Hi, I need to print lines which are matching with start pattern "SELECT" and END PATTERN ";" and only select the last "select" statement including the ";" .
I have attached sample input file and the desired input should be as:
INPUT FORMAT:
SELECT
ABCD,
DEFGH,
DFGHJ,
JKLMN,
AXCVB,... (5 Replies)
Discussion started by: nani2019
5 Replies
2. Shell Programming and Scripting
I need help with extract/print lines till stop pattern. This needs to happen after every 3rd occurrence of start pattern and continue till end of file. Consider below is an example of the log file. my start pattern will be every 3rd occurrence of ERROR_FILE_NOT_FOUND and stop pattern will be... (5 Replies)
Discussion started by: NSS
5 Replies
3. Shell Programming and Scripting
hello everyone,
im new here, and also programming with awk, sed and grep commands on linux.
In my text i have many lines with this config:
1 1 4 3 1 1 2 5
2 2 1 1 1 3 1 2
1 3 1 1 1 2 2 2
5 2 4 1
3 2 1 1 4 1 2 1
1 1 3 2 1 1 5 4
1 3 1 1... (3 Replies)
Discussion started by: satir
3 Replies
4. 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
5. 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
6. Shell Programming and Scripting
Hi, i have file f1.txt with data like:
CHECK
a
b
CHECK
c
d
CHECK
e
f
JOB_START
....
I want to match the last occurrence of 'CHECK' until the end of the file.
I can use awk:
awk '/^CHECK/ { buf = "" } { buf = buf "\n" $0 } END { print buf }' f1.txt | tail +2Is there a cleaner way of... (2 Replies)
Discussion started by: ysrini
2 Replies
7. Shell Programming and Scripting
Hi!
I have a strange behaviour from sed and awk, but I'm not sure, if I'm doing something wrong:
I have a list of words, where I want to add the following string at the end of each line:
\;\;\;\;0\;1
I try like this:
$ cat myfile | awk '{if ( $0 != "" ) print $0"\;\;\;\;0\;1"}'
Result:... (5 Replies)
Discussion started by: regisl67
5 Replies
8. Shell Programming and Scripting
I am not sure what I am doing wrong here, I did some research and only confused myself further. Any help would be greatly appreciated. I need to make this work for work tomorrow.
There are only 34 lines of code in this script, yet its complaining about line 35
Here is the code:
... (7 Replies)
Discussion started by: BkontheShell718
7 Replies
9. Shell Programming and Scripting
hello,
I go text file like this
E:/DDD/Dyndede/wwww
E:/DDD/sss.com/ffffg/fff
E:/DDD/vvvvvv/dd
E:/DDD/sss.com/bbbbbb
E:/DDD/sss.com/nnnn/xxI want to print
/alpha.jpg at the end of every lines like that
E:/DDD/Dyndede/wwww/alpha.jpg
E:/DDD/sss.com/ffffg/fff/alpha.jpg... (8 Replies)
Discussion started by: davidkhan
8 Replies
10. Shell Programming and Scripting
I need to print specific lines from a file, say 2-5, 8, 12-15, 17, 19, 21-27. How do I achieve this? (2 Replies)
Discussion started by: Ilja
2 Replies