10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
Dear UNIX experts,
I'm a command line novice working on a Macintosh computer (Bash shell) and have neither found advice that is pertinent to my problem on the internet nor in this forum.
I have hundreds of .csv files in a directory. Now I would like to copy the subset of files that contains... (8 Replies)
Discussion started by: rcsapo
8 Replies
2. Shell Programming and Scripting
Hello Team,
Need your expertise on following:
Here is the set of data:
C1|4|C1SP1|A1|C1BP1|T1
C1|4|C1SP2|A1|C1BP2|T2
C2|3|C2SP1|A2|C2BP1|T2
C3|3|C3SP1|A3|C3BP1|T2
C2|2|C2SP2|A2|C2BP2|T1
I need to filter above date base on following two steps:
1. Group them by column 1 and 4
2.... (12 Replies)
Discussion started by: angshuman
12 Replies
3. Shell Programming and Scripting
Hi I have a difficulty in writing shell script for performing the tasks.
A B C D
12 230 16 259
18 260 23 283
21 291 36 298
41 309 49 420
52 425 57 450
61 456 70 473
72 475 79 486
If the A(row no.2) < C(row no.1) then delete value A(row no.1) and so on...
For... (8 Replies)
Discussion started by: Sarwagya Jha
8 Replies
4. Shell Programming and Scripting
Hello,
I have a very large file for which I would like to remove all rows for which the value of columns 2-5 is zero.
For instance I would like this file:
contig1, 0, 0, 0, 0
contig2, 1, 3, 5, 0
contig3, 0, 0, 0, 0
contig4, 0, 5, 6, 7
To become this file:
contig2, 1, 3, 5,0 ... (17 Replies)
Discussion started by: mouchkam
17 Replies
5. Shell Programming and Scripting
I am a newbie to shell scripting ..
I have a .csv file. It has 1000 some rows and about 7 columns...
but before I insert this data to a table I have to parse it and clean it ..basing on the value of the first column..which a string of phone number type...
example below..
column 1 ... (2 Replies)
Discussion started by: mitr
2 Replies
6. Shell Programming and Scripting
Hi,
I want to print column value based on row number say multiple of 8.
Input file:
line 1 67 34
line 2 45 57
. . .
. . .
line 8 12 46
. . .
. . .
line 16 24 90
. . .
. . .
line 24 49 67
Output
46
90
67 (2 Replies)
Discussion started by: Surabhi_so_mh
2 Replies
7. UNIX for Dummies Questions & Answers
Hii i have a file with data as shown below. Here i need to remove duplicates of the rows in such a way that
it just checks for 2,3,4,5 column for duplicates.When deleting duplicates,retain largest row i.e with many columns with values should be selected.Then it must remove duplicates such that by... (11 Replies)
Discussion started by: reva
11 Replies
8. UNIX for Dummies Questions & Answers
How can you delete a row if a certain column is bigger than a certain number?
I have the following input:
20080709 20081222 95750 1 0 0.02 94.88
20080709 20081222 95750 2 0 0.89 94.88
20080709 20081222 9575 1 0 0 94.88
20080709 20081222 9575 2 0 0 94.88
20080709 20081222 9587.5 1 0 0... (6 Replies)
Discussion started by: Pep Puigvert
6 Replies
9. UNIX for Dummies Questions & Answers
How can you delete a row if a certain column is bigger than a certain number?
I have the following input:
20080709 20081222 95750 1 0 0.02 94.88
20080709 20081222 95750 2 0 0.89 94.88
20080709 20081222 9575 1 0 0 94.88
20080709 20081222 9575 2 0 0 94.88
20080709 20081222 9587.5 1 0 0... (1 Reply)
Discussion started by: Pep Puigvert
1 Replies
10. Shell Programming and Scripting
Hi Friends
I have the following input data in 2 columns.
SNo 1
I1 Value
I2 Value
I3 Value
SNo 2
I4 Value
I5 Value
I6 Value
I7 Value
SNo 3
I8 Value
I9 Value
...............
................
SNo N (1 Reply)
Discussion started by: ks_reddy
1 Replies