10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi,
I have a requirement where I need to delete given number of top and bottom rows in a flat file which has new line as its delimiter.
For ex: if top_rows=2 & bottom_rows=1
Then in a given file which looks like:
New York
DC
LA
London
Tokyo
Prague
Paris
Bombay
Sydney... (7 Replies)
Discussion started by: calredd
7 Replies
2. UNIX for Dummies Questions & Answers
Background:
I have a file of thousands of potential SSR primers from Batch Primer 3.
I can't use primers that will contain the same sequence ID or sequence as another primer.
I have some basic shell scripting skills, but not enough to handle this.
What you need to know:
I need to remove the... (1 Reply)
Discussion started by: msatseqs
1 Replies
3. Shell Programming and Scripting
Hello
I have a file with contents like this...
Part1 Field2 Field3 Field4 (line1)
Part2 Field2 Field3 Field4 (line2)
Part3 Field2 Field3 Field4 (line3)
Part1 Field2 Field3 Field4 (line4)
Part4 Field2 Field3 Field4 (line5)
Part5 Field2 Field3 Field4 (line6)
Part2 Field2 Field3 Field4... (7 Replies)
Discussion started by: ekbaazigar
7 Replies
4. Shell Programming and Scripting
Hello,
I am trying to eliminate rows where the first field is duplicated, leaving the row where the last field is "NET".
Data file:
345234|22.34|LST
546543|55.33|LST
793929|98.23|LST
793929|64.69|NET
149593|49.22|LST
Desired output:
345234|22.34|LST
546543|55.33|LST... (2 Replies)
Discussion started by: palex
2 Replies
5. Shell Programming and Scripting
Hello Everyone,
I am trying to find a way to take a .csv file with 7 columns and a ton of rows (over 600,000) and remove the entire row if the cell in forth column is blank.
Just to give you a little background on why I am doing this (just in case there is an easier way), I am pulling... (3 Replies)
Discussion started by: MrTuxor
3 Replies
6. Shell Programming and Scripting
Dear community,
maybe I'm asking the moon :rolleyes:, but I'm scratching my head to find a solution for it. :wall:
I have a file called query.out (coming from Oracle query), the file is like this:
ADDR TOTAL
-------------------- ----------
TGROUPAGGR... (16 Replies)
Discussion started by: Lord Spectre
16 Replies
7. Shell Programming and Scripting
Hi I need a way of removing rows from a txt file that are older than 30 days from today, going by the date in column 2, below is an example from my file. I have tried awk but don't have enough knowledge. I would really appreciate some help.
41982,15/07/2010,H833AB/0,JZ,288... (6 Replies)
Discussion started by: firefox2k2
6 Replies
8. Shell Programming and Scripting
Sorry I made a mistake in my last post (output is suppose to be the opposite). Here is a revised post.
Hi,
I am not sure if this has already been asked (I tried the search but the search was too broad). Basically I want to remove rows based on another file.
So file1 looks like this (tab... (3 Replies)
Discussion started by: kylle345
3 Replies
9. Shell Programming and Scripting
Hi,
I am not sure if this has already been asked (I tried the search but the search was too broad). Basically I want to remove rows based on another file.
So file1 looks like this (tab seperated):
HHN 3 5 5
HUJ 2 2 1
JJJ 3 1 1
JUN 2 1 3
I have another file (file2)... (2 Replies)
Discussion started by: kylle345
2 Replies
10. Shell Programming and Scripting
I have a '|' delimited file and want to remove all the records from the file if the date is greater than a year from sysdate. The layout of the file is as below -
xxxxxxxxxxxxxx|yyyyyy|zzzzzz|2009-12-27-00:00| 000000000|N
xxxxxxxxxxxxxx|yyyyyy|zzzzzz|2010-01-03-00:00| 000000000|N... (4 Replies)
Discussion started by: Max_2503
4 Replies