10 More Discussions You Might Find Interesting
1. Homework & Coursework Questions
Use and complete the template provided. The entire template must be completed. If you don't, your post may be deleted!
1. The problem statement, all variables and given/known data:
I am looking for awk command to retrieve only the record number 23 and record number 89 from a unix file?... (6 Replies)
Discussion started by: rakeshp
6 Replies
2. UNIX for Beginners Questions & Answers
Hi Everyone,
I am looking for awk command to retrieve only the record number 23 and record number 89 from a unix file? Please let me know what is the awk command for this?
Regards
Rakesh (1 Reply)
Discussion started by: rakeshp
1 Replies
3. Shell Programming and Scripting
Hi,
I have a .dat file with contents like the below:
Input file
============SEQ NO-1: COLUMN1==========
9835619
7152815
============SEQ NO-2: COLUMN2 ==========
7615348
7015548
9373086
============SEQ NO-3: COLUMN3===========
9373086
Expected Output: (I just... (1 Reply)
Discussion started by: MS06
1 Replies
4. Shell Programming and Scripting
I am trying to omit the trailer record in a variable width file
I tried using awk 'NR >1 { print prev } { prev = $0 }' filename
The above command is giving output but somehow it is trimming columns from the record. For example if my record has columns A,B,C,D
The awk gives output as A,B,C
... (4 Replies)
Discussion started by: abhilashnair
4 Replies
5. Shell Programming and Scripting
Hello, I have a file that looks like this:
Generated geometry (...some special descriptor)
1 0.56784 1.45783 -0.87965
8 1.29873 -0.8767 1.098789
... ... ... ...
Generated geometry (....come special descriptor)
... .... ... ...
... ... ... ...
and... (4 Replies)
Discussion started by: jaldo0805
4 Replies
6. Shell Programming and Scripting
Hi All,
I have a very large single record file.
abc;date||bcd;efg|......... pqr;stu||record_count;date
when i do wc -l on this file it gives me "0" records, coz of missing line feed.
my problem is there is an extra pipe that is coming at the end of this record
like... (6 Replies)
Discussion started by: Gurkamal83
6 Replies
7. Shell Programming and Scripting
Hello:
I wrote a sed statement that is inserting 3 variables at the beginning of each record in a comma-delimited file:
for FILE in *gnrc_lkup.csv
do
c=`echo $FILE | cut -c1-3`
d=`grep $c $RTLIST | cut -c4-6`
e=`grep $c $RTLIST | cut -c7`
f=`grep $c $RTLIST | cut -c8`
sed -e... (5 Replies)
Discussion started by: bheeke
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8. UNIX for Dummies Questions & Answers
I have a file which contains a record like follows
/dir1/dir2/dir3/file.dat
I need command so that output can be only file.dat (4 Replies)
Discussion started by: sreenusola
4 Replies
9. UNIX for Dummies Questions & Answers
Hi,
I have a script which removes 2 header records and 1 trailer record in a list of files. The commands doing the actions are
sed '1,2d' $file > tempfile1.dat
sed '$d' < tempfile1.dat > $output.txt
Its working fine for all records except a file having size=1445509814 and number of... (2 Replies)
Discussion started by: ayanbiswas
2 Replies
10. UNIX for Dummies Questions & Answers
Hi,
First time on the forum. I have converted some files using the Unix to DOS command but need to strip off the last record that is generated from this conversion that contains just a ^Z. Is there any command that would accomplish this without having to do stream editing? (4 Replies)
Discussion started by: mheinen
4 Replies