10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
Hi All,
I am trying to replace a certain value from one place in a file . In the below file at position 35 I will have 8 I need to modify all 8 in that position to 7
I tried
awk '{gsub("8","7",$35)}1' infile > outfile ----> not working
sed -i 's/8/7'g' infile --- it is replacing all... (3 Replies)
Discussion started by: arunkumar_mca
3 Replies
2. UNIX for Beginners Questions & Answers
For some reason I am having difficulty performing what should be a fairly easy task. I would like to print lines of a file that have a unique value in the first field. For example, I have a large data-set with the following excerpt:
PS003,001 MZMWR/ L-DWD// *
PS003,001... (4 Replies)
Discussion started by: jvoot
4 Replies
3. Shell Programming and Scripting
Hi, everyone
I have a dataset like this:
A B C D
A C
C D E
F G H
F D K
Y
X A
K K C Gsome of columns have no values in each line. I want to print all lines that have 1/2/3/4 values, export separately to four files. What I expected is like this:
file1
Y
file 2
A C
X Afile 3... (3 Replies)
Discussion started by: nengcheng
3 Replies
4. Shell Programming and Scripting
Hello to all,
I'm trying to print the value corresponding to the words A, B, C, D, E. These words could appear sometimes and sometimes not inside each group of lines. Each group of lines begins with "ZYX".
My issue with current code is that should print values for 3 groups and only is... (6 Replies)
Discussion started by: Ophiuchus
6 Replies
5. Shell Programming and Scripting
I have a file in below format:
file01.txt
TERM
TERM
TERM
ABC 12315 68.53 12042013 165144
ABC 12315 62.12 12042013 165145
ABC 12315 122.36 12052013 165146
ABC 12315 582.18 12052013 165147
ABC 12316 2.36 12052013 165141
ABC 12316 ... (8 Replies)
Discussion started by: alex2005
8 Replies
6. Shell Programming and Scripting
Hi,
My input files is like this
axis1 0 1 10
axis2 0 1 5
axis1 1 2 -4
axis2 2 3 -3
axis1 3 4 5
axis2 3 4 -1
axis1 4 5 -6
axis2 4 5 1
Now, these are my following tasks
1. Print a first column for every two rows that has the same value followed by a string.
2. Match on the... (3 Replies)
Discussion started by: jacobs.smith
3 Replies
7. Shell Programming and Scripting
Hi,
I have a table like this:
Name A1 A2 A3 B1 B2 B3
111 abc abc abc cbc cbc cbc
222 acv acv n_n bbc bbc bbc
333 bvv bvv bvv cBx ccx ccx
444 ttk ttk ttk kke kke kke
555 mcr mcr mcr mcr mcr mcr
The 1st column is just names... (3 Replies)
Discussion started by: polsum
3 Replies
8. Shell Programming and Scripting
How to check if the file contains only numeric values.
I don't want to read entire file it eats lot of cpu
Or any way which consumes less memory n cpu..
Please suggest
-S (2 Replies)
Discussion started by: sunilmenhdiratt
2 Replies
9. Programming
I am getting back on the C++ programming after many years away. I recently received an SDK that has code like this where numeric values end in 'U'. What does this mean?
if ((ptr % 16U) == 0U)
return buffer; (3 Replies)
Discussion started by: sneakyimp
3 Replies
10. Shell Programming and Scripting
hi all,
i'm very new to scripting and have the folllowing issue. I have used a few commands to get a list of numbers, but I need to strip away the non-numeric ones, and then need a total of all values. any ideas?
root@unixserver # cat myfile | awk '{print $8}'| sort -rn
1504
1344
896
704... (2 Replies)
Discussion started by: badoshi
2 Replies