10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi, i have file file.txt with data like:
START
03:11:30 a
03:11:40 b
END
START
03:13:30 eee
03:13:35 fff
END
jjjjjjjjjjjjjjjjjjjjj
START
03:14:30 eee
03:15:30 fff
END
ggggggggggg
iiiiiiiiiiiiiiiiiiiiiiiii
I want the below output
START (13 Replies)
Discussion started by: Jyotshna
13 Replies
2. Shell Programming and Scripting
Assume a string that contains one or multiple occurrences of three different keywords (abbreviated as "kw"). I would like to replace kw2 with some other string, say "qux". Specifically, I would like to replace that occurrence of kw2 that is the first one that is preceded by kw1 somewhere in the... (4 Replies)
Discussion started by: M Gruenstaeudl
4 Replies
3. UNIX for Dummies Questions & Answers
I have requirement to print latest record from file based on multiple columns combination.
EWAPE EW1SLE0000 EW1SOMU01 ABORTED 03/16/2015 100004 03/16/2015 100005 001
EWAPE EW1SLE0000 EW1SOMU01 ABORTED 03/18/2015 140003 03/18/2015 140004 001
EWAPE EW1SLE0000 EW1SOMU01 ABORTED 03/18/2015 220006... (1 Reply)
Discussion started by: tmalik79
1 Replies
4. Programming
Hi all,
If i would like to process a file input as below:
col1 col2 col3 ...col100
1 A C E A ...
3 D E G A
5 T T A A
6 D C A G
how can i perform a for loop to count the occurences of letters in each column? (just like uniq -c ) in every column.
on top of that, i would also like... (8 Replies)
Discussion started by: iling14
8 Replies
5. Shell Programming and Scripting
Hi Experts ,
we have a CDC file where we need to get the latest record of the Key columns
Key Columns will be CDC_FLAG and SRC_PMTN_I
and fetch the latest record from the CDC_PRCS_TS
Can we do it with a single awk command.
Please help.... (3 Replies)
Discussion started by: vijaykodukula
3 Replies
6. Shell Programming and Scripting
File 1
aaa
bbb
ccc
File 2
aaa
xxx
zzz
bbb
File 3
aaa
bbb
xxx
Output: (4 Replies)
Discussion started by: Misa-Misa
4 Replies
7. Shell Programming and Scripting
Hi all,
I have a lot of files with extension ".o" and I would like to extract the 10th line after (last) occurrence of a given string in each of the files.
I tried:
$ grep "string_to_look_for" *.o -A 10 | tail -1
but it gives the occurrence in the last file with extension .o
... (1 Reply)
Discussion started by: f_o_555
1 Replies
8. Shell Programming and Scripting
I want to get the latest files from multiple directories, d1, d2,d3 and d4 under the parent dierectoy d.
can anyone help out with this?
thx (3 Replies)
Discussion started by: shyork2001
3 Replies
9. UNIX for Dummies Questions & Answers
Hello:
Thank you for your help. (2 Replies)
Discussion started by: porphyrin
2 Replies
10. UNIX for Dummies Questions & Answers
Hi All,
I'm have a file test.txt that looks like this
1939399393
03094994949
948383
I have to check whether the first character in the first line is 1 or not. I have tried the following option but it seems to fail
head -1 test.txt | grep ^1
but it seems to display the entire... (3 Replies)
Discussion started by: omahablues
3 Replies