10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
Input file:
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18 (6 Replies)
Discussion started by: Sagar Singh
6 Replies
2. Shell Programming and Scripting
Hi all,
I have a log file say Test.log that gets updated continuously and it has data in pipe separated format. A sample log file would look like:
<date1>|<data1>|<url1>|<result1>
<date2>|<data2>|<url2>|<result2>
<date3>|<data3>|<url3>|<result3>
<date4>|<data4>|<url4>|<result4>
What I... (3 Replies)
Discussion started by: pat_pramod
3 Replies
3. Shell Programming and Scripting
Hi all,
Let's say I have a script calling for the two variables PA_VALUE and PB_VALUE.
for pa in PA_VALUE
blah blah
do
for pb in PB_VALUE
blah blah
do
I have a text file with two columns of values for PA and PB.
14.5 16.7
7.8 9.5
5.6 3.6
etc etc
I would like to read this... (7 Replies)
Discussion started by: crimsonengineer
7 Replies
4. Shell Programming and Scripting
Hello,
I need a program that read a file line by line and prints out lines 1, 2 & 3 after an empty line... An example of entries in the file would be:
SRVXPAPI001 ERRO JUN24 07:28:34 1775
REASON= 0000, PROCID= #E506 #1065: TPCIPPR, INDEX= 003F
... (8 Replies)
Discussion started by: Ferocci
8 Replies
5. Shell Programming and Scripting
my requirement is,
consider a file output
cat output
blah sdjfhjkd jsdfhjksdh
sdfs 23423 sdfsdf sdf"sdfsdf"sdfsdf"""""dsf
hellow there
this doesnt look good
et cetc etc
etcetera
i want to replace a line of line number 4 ("this doesnt look good") with some other line
... (3 Replies)
Discussion started by: vivek d r
3 Replies
6. Programming
I am wondering whether I can write for loops in the following ways
for (int i = 0; i < NL; i++) L->read_param(P, i + 1);
for (int k = 0; k < lay; k++) sum += L->get_npar();
for (int i = 0; i < NL; i++) L = new Layer(Xi, Xf);
for (int i = 0; i < NL; i++) {
for (int j = 0; j < NL; j++)... (3 Replies)
Discussion started by: kristinu
3 Replies
7. Shell Programming and Scripting
I am trying to delete lines in archived Apache httpd logs
Each line has the pattern:
<ip-address> - - <date-time> <document-request-URL> <http-response> <size-of-req'd-doc> <referring-document-URL>
This pattern is shown in the example of 6 lines from the log in the code box below. These 6... (1 Reply)
Discussion started by: Proteomist
1 Replies
8. Shell Programming and Scripting
Hi All,
I'm trying to figure out which are the trusted-ips and which are not using a script file.. I have a file named 'ip-list.txt' which contains some ip addresses and another file named 'trusted-ip-list.txt' which also contains some ip addresses. I want to read a line from... (4 Replies)
Discussion started by: mjavalkar
4 Replies
9. Shell Programming and Scripting
Dear All,
I have a question that's been difficult to get an answer to.
I often write command line loops, e.g. find files, print name, grep for term, apply sed, etc
I use both zsh and bash.
When I write a loop e.g.
for line in `more myfile.txt`
> do
> echo $line
> done
but... (2 Replies)
Discussion started by: JohnK1
2 Replies
10. Shell Programming and Scripting
So, I want to read line-by-line a text file with unknown number of files....
So:
a=1
b=1
while ; do
b=`sed -n '$ap' test`
a=`expr $a + 1`
$here do something with b etc
done
the problem is that sed does not seem to recognise the $a, even when trying
sed -n ' $a p'
So, I cannot read... (3 Replies)
Discussion started by: hakermania
3 Replies