10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
Hi all,
I'm looking for a way (sed or awk) to delete multiple lines between blank lines containing two patterns ex:
user: alpha
parameter_1 = 15
parameter_2 = 1
parameter_3 = 0
user: alpha
parameter_1 = 15
parameter_2 = 1
parameter_3 = 0
user: alpha
parameter_1 = 16... (3 Replies)
Discussion started by: ce9888
3 Replies
2. Shell Programming and Scripting
im using the following code to search a log for entries on two different lines:
awk 'BEGIN{count=0} /'"${firstpattern}"'/,/'"${secondpattern}"'/ { print; if ($0 ~ /'"${thirdpattern}"'/){count++}; } END { print count }' data.txt
firstpattern="start error log"
secondpattern="i am logging the... (1 Reply)
Discussion started by: SkySmart
1 Replies
3. Shell Programming and Scripting
Hi,
I am new to shell scripting and is working on a script to extract lines from a log file between two time stamps using awk command. After some research I used following command:
awk '/01 Oct 2011/{p=1} /10 Oct 2011/{p=0} p' test.log >> tmp.log
This works fine. But now i want to... (3 Replies)
Discussion started by: davidtd
3 Replies
4. Shell Programming and Scripting
I have two lists in a file that look like
a b
b a
e f
c d
f e
d c
I would like a final list
a b
c d
e f
I've tried multiple grep and awk but can't get it to work (8 Replies)
Discussion started by: godzilla07
8 Replies
5. Shell Programming and Scripting
Hi,
I have to write one script that has to search a list of numbers in certain zipped files.
For eg. one file file1.txt contains the numbers. File1.txt contains 5,00,000 numbers and I have to search each number in zipped files(The number of zipped files are around 1000 each file is 5 MB)
I have... (10 Replies)
Discussion started by: vsachan
10 Replies
6. Shell Programming and Scripting
Hi,
How to remove duplicate lines in the file.
a
------
b
c
24
23
a
----
c
b (4 Replies)
Discussion started by: sandy1028
4 Replies
7. Shell Programming and Scripting
Hello,
I've searched through the scripting section but could not find what I need.
I need to search for empty sections within a file and remove them.
Here is an example file:
Title 123
A
B
C
D
E
Title 098
Title 567
Z
Y (4 Replies)
Discussion started by: leepet01
4 Replies
8. Shell Programming and Scripting
I'm trying to parse COBOL code to combine variables into one string. I have two variable names that get literals moved into them and I'd like to use sed, awk, or similar to find these lines and combine the variables into the final component. These variable names are always VAR1 and VAR2. For... (8 Replies)
Discussion started by: wilg0005
8 Replies
9. Shell Programming and Scripting
Good day, great gurus,
I'm new to Perl, and programming in general. I'm trying to retrieve a column of data from my text file which spans a non-specific number of lines. So I did a regexp that will pick out the columns. However,my pattern would vary. I tried using a foreach loop unsuccessfully.... (2 Replies)
Discussion started by: Sp3ck
2 Replies
10. UNIX for Dummies Questions & Answers
I have one file:
123*100*abcd*10
123*101*abcd*-29*def
123*100*abcd*-10
123*102*abcd*-105*asd
I would like to parameterize the search patterns in the following way so that the user could dynamically change the search pattern.
*100* and *- (ie *minus)
*102* and *-
The output that is... (6 Replies)
Discussion started by: augustinep
6 Replies