10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi All ,
I have multiple pipe delimited csv files are present in a directory.I need to find out distinct count on a column on those files and need the total distinct
count on all files.
We can't merge all the files here as file size are huge in millions.I have tried in below way for each... (9 Replies)
Discussion started by: STCET22
9 Replies
2. Shell Programming and Scripting
Hi all...
Can somebody pls help me with this...
I have a directory (dir1) which has many subdirectories(vr001,vr002,vr003..) with each subdir containing similar text file(say ras.txt).
I have another directory(dir2) which has again got some subdir(vr001c,vr002c,vr003c..) with each subdir... (0 Replies)
Discussion started by: bramya07
0 Replies
3. Shell Programming and Scripting
Hello,
I am trying to find out the line numbers where regex match and put them into a file with below command:
awk '/'$pat'/ {print NR}' $fileName >> temp.txt
where $pat is the regex
but this command is taking a lot of time to execute with bigger files for size more than 5000000... (8 Replies)
Discussion started by: JoeColeEPL9
8 Replies
4. UNIX for Dummies Questions & Answers
Howdy Folks,
I have a list that looks like this:
(file2.txt)
AAA
BBB
CCC
DDD
and there are 24 of these short words.
I am matching these patterns to another file with 755795 lines (file1.txt).
I have this code for matching:
awk -v f2=file2.txt '
BEGIN {
while(... (2 Replies)
Discussion started by: heecha
2 Replies
5. UNIX for Dummies Questions & Answers
Hi,
I have several files that look like this:
File1.txt
Data1
Data2
Data20
File2.txt
Data1
Data5
Data10
File3.txt
Data1
Data2
Data17
File4.txt (6 Replies)
Discussion started by: Fahmida
6 Replies
6. Shell Programming and Scripting
hi,
i need my bash script to find regex in xml file.. and comment 2 lines before and after the line that contains regex.. can't use # needs to be <!-- at the beginning and --> and the end of the comment.
so eg..
first block
<filter>
<filter-name>MyRegEx</filter-name>
... (11 Replies)
Discussion started by: Poki
11 Replies
7. Shell Programming and Scripting
I am trying to search for 2 files using the find command as below
find -name file1.txt -a -name file2.txt
It doesn't give a result although the files exist in the folder, however when i try the following
find -name file1.txt -o -name file2.txt
It does give me the result.
./file2.txt... (4 Replies)
Discussion started by: vivek_damodaran
4 Replies
8. UNIX for Dummies Questions & Answers
I have several files (around 50) that have the similar format. I need to extract the 5th line from every file and output that into a text file. So far, I have been able to figure out how to do it for a single file:
$ awk 'NR==5' text1.txt > results.txt
OR
$ sed -n '5p' text1.txt > results.txt... (6 Replies)
Discussion started by: oriqin
6 Replies
9. UNIX for Dummies Questions & Answers
I couldn't find the original thread that I created and since I didn't get a definitive answer, I figured I'd try again. Maybe this time I can describe what I want a little better.
I've got two files, each with thousands of names all separated by new line. I want to know if 'name in file1'... (2 Replies)
Discussion started by: Rally_Point
2 Replies
10. UNIX for Dummies Questions & Answers
What's the best way to see if a common name exists in two separate files? (3 Replies)
Discussion started by: Rally_Point
3 Replies