10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
I have a series of csv files in the following format
Tube Name, Control,
Record Date,7/28/2015 14:50,
Late... (6 Replies)
Discussion started by: pawannoel
2. Shell Programming and Scripting
I would need to extract only rows which has different value in the second and third column.
Thank you very much for any advices
A 0 0
B 0 1
C 1 1
D 1 3
B 0 1
D 1 3 (4 Replies)
Discussion started by: kamcamonty
3. Shell Programming and Scripting
I have come across some files where some of the columns don not have data.
If we see the above data on Data5 column do not have any row got filled. So remove only that column(Here Data5) and... (4 Replies)
Discussion started by: ks_reddy
4. Shell Programming and Scripting
I have a requirement to convert rows into columns. data looks like:
and so on..
output shud be like this:
Thanks in advance, (12 Replies)
Discussion started by: Divya1987
5. Shell Programming and Scripting
I want to extract several columns and rows from a huge tab delimited file
for example: I want to print from from column 3 to 68 till row number 30.
I have tried using cut command but it was extracting whole 3rd and 68th column.
Please suggest a solution.
Ryan (8 Replies)
Discussion started by: ryan9011
6. Shell Programming and Scripting
Could someone help me with the following issue:
I have an CSV file delimiter is ";" I I have a column 7 where I need to do some multiple mathem. operation, I need all values in this columns to be multiplied by 1.5 and create a new CSV file with the replaced values.
I... (3 Replies)
Discussion started by: kl1ngac1k
7. Shell Programming and Scripting
I have a huge (and its really huge!) matrix about 400GB in size (2 million rows by 1.5 million columns) . I am trying to optimize its space by creating a sparse representation of it.
Miniature version of the matrix looks like this (matrix.mtx):
3.4543 65.7876 54.564
2.12344... (4 Replies)
Discussion started by: shoaibjameel123
8. Shell Programming and Scripting
I have to compare two .csv files which having 4 columns and i am expecting the output if there is difference in the 3,4columns in two files with respect to the first column. if my statement is not clear please refer the example.
File 1 :
hostname MAC SWITCH_IP SWITCH_PORT... (7 Replies)
Discussion started by: Kanchana
9. Shell Programming and Scripting
Please help me to solve this problem. I have tried some awk commands but couldn't succeed.
I have a tab delimited file where each record is separated by ------ and 4th column of each record is same.
peon 53931587 53931821 ... (12 Replies)
Discussion started by: sam_2921
10. Shell Programming and Scripting
I want to delete some rows & columns from file.
can someone please help me on this?
Regards. (2 Replies)
Discussion started by: code19