10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
I have 2 files
recevied
abc
def
ghi
totallist
abc 123 jasdhfaj
def 345 fjdgkfsfh
ghi 567 dfjdhdhfj
jkl 678 djkahfdjshdf
xyz 984 jdfdhfhdh
myOutputFile
jkl 678 djkahfdjshdf
xyz 984 jdfdhfhdh
I used this command for the output : awk 'FNR==NR {f1;next} !($1 in f1)' recevied... (2 Replies)
Discussion started by: nani1984
2 Replies
2. UNIX for Dummies Questions & Answers
Hi,
I have old SCO O/S. System keeps crashing. I made lot of changes to kernel but so for nothing helped. I wrote a script which takes netstat -an output every one minute. I saw some thing right before the system crashed. Not sure if this means anything..
uname -a
SCO_SV djx2 3.2... (2 Replies)
Discussion started by: samnyc
2 Replies
3. UNIX for Dummies Questions & Answers
I have a directory, user name sam 755
drwxr-xr-x 3 sam oper 6 Apr 23 15:57 sam
I log in as root, I can't write to sam folder. if the file already there, I can change that permission but it doesn't allow me to create any files in the above folder. Why, I thought root has... (2 Replies)
Discussion started by: samnyc
2 Replies
4. Shell Programming and Scripting
found this handy one liner in another thread which is closed, it does what i need but im trying to understand it. it basically matches the field that contains the value v and prints its position
awk -F, '{for(i=1;i<=NF;i++)if($i==v)print i}' v=yourfield inputfile
my understanding is assign... (3 Replies)
Discussion started by: jack.bauer
3 Replies
5. Shell Programming and Scripting
Dear all ,
Can any people explain this awk command?
What is the purpose of if (v++){b=$i;$i=""}?
awk -F, '{for (i=1;i<=NF;i++){if (v++){b=$i;$i=""}};print $0} END { print "dups are" ;for ( i in b) print i}' OFS="," input_file
This script is used to replace column duplicate value
... (1 Reply)
Discussion started by: eldonlck
1 Replies
6. Shell Programming and Scripting
Hi Guys,
Please help me, I am new to programming and I don’t understand what some parts of this code are doing. I have comments on the parts I know, please help if my understanding of the code is not correct and also help with parts with questions.
awk '
{
gsub( ">",... (1 Reply)
Discussion started by: James_Owen
1 Replies
7. UNIX for Dummies Questions & Answers
awk '!_++'
Most importantly, I want to know what the underscore does "!_"
But ideally, please breakdown the whole thing. It is supposed to remove duplicate lines when found in a file. (1 Reply)
Discussion started by: glev2005
1 Replies
8. Shell Programming and Scripting
Hi Experts,
I am adding a column of numbers with awk , however not getting correct output:
# awk '{sum+=$1} END {print sum}' datafile
2.15291e+06
How can I getthe output like : 2152910
Thank you..
# awk '{sum+=$1} END {print sum}' datafile
2.15079e+06 (3 Replies)
Discussion started by: rveri
3 Replies
9. Shell Programming and Scripting
please explain this awk '{print \$NF}'
i have a command
grep -i adding /logs/eap | grep -iv equation | awk '{print \$NF}' | sort -u | sed 's/\.\$//' >> /temp/t
please explain the above awk and sed
as well how it works
and also what is \$NF (1 Reply)
Discussion started by: mail2sant
1 Replies
10. Shell Programming and Scripting
Hi,
I found this command in this forum, but, couldnt understand much from it.
could any one help me understand that???
the commands are :
awk '{sub(/ ~/,""); printf $0 ($0~/\|$/?ORS:"")}' file1 > file2
awk '{sub(/~ */,x);printf $0(/\|$/?ORS:x)}'
awk '{sub(/~ */,x);sub(/\|$/, "|\n")}8'... (4 Replies)
Discussion started by: hitmansilentass
4 Replies