10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hello experts,
Shown below is the 2 column sample data(there are many data columns in actual input file),
Key, Data
A, 1
A, 2
A, 2
A, 3
A, 1
A, 1
A, 1
I need the below output.
Key, Data
A, 2
A, 2
A, 3
A, 1
A, 1
A, 1 (2 Replies)
Discussion started by: ks_reddy
2 Replies
2. Shell Programming and Scripting
Hi there, Im sure there is a simple explanation for this but I have a file like this with no balnk lines
peter
paul
john
I run the command
# var=`grep paul file.txt`
# echo $var
paul
# echo $var | wc -l
1
but when I grep for a value that isnt in the file, i still... (4 Replies)
Discussion started by: rethink
4 Replies
3. Shell Programming and Scripting
Hey all! I'm in an intro to UNIX class at university, and we've just began writing scripts. Naturally I can't get it to do what I want.
Basic script as follows:
COMPARE1=`ls|wc -l`
tar czf archive.tgz ~/path/to/file
COMPARE2=`tar tvzf archive.tgz|wc -l`
if
then
... (7 Replies)
Discussion started by: nickzourdos
7 Replies
4. Homework & Coursework Questions
Hello all
I started computer science and C++ programming only 6 weeks ago with no prior knowledge. It's a great language, the only other one apart from English that I hope to speak fluently quite soon. I look forward to participating further on these forums, seeking answers and looking at previous... (3 Replies)
Discussion started by: qf_woodfox
3 Replies
5. Shell Programming and Scripting
Hi, I have a very simple script like below:
for n in 10 20 30
do
for a in 30 40 50 60 70 80
do
for r in 2 3 4 5 6 7
do
m=$((r*a))
count=1
while
do
echo "a = " $a ", m = " $m ", n = " $n
... (2 Replies)
Discussion started by: Dark2Bright
2 Replies
6. Shell Programming and Scripting
pcn linus> ntpq -p
remote refid st t when poll reach delay offset disp
==============================================================================
+smpnn01 ntpsrv1 2 u 829 1024 377 1.46 0.793 0.85
*smpnn02 ntpsrv1 2 u ... (2 Replies)
Discussion started by: arch12
2 Replies
7. Shell Programming and Scripting
Take a look on this code:
#!/bin/sh
currentpath=`pwd`
if ; then
#Normal user
if ; then
"$currentpath"/.cleaner
else
./runit
fi
else
#Root user
if ; then
rm -r /some
fi
mkdir /some
cd /home/
echo "`ls --group-directories-first -1`" > /some/allusers
cat /some/allusers | sed 's/... (17 Replies)
Discussion started by: hakermania
17 Replies
8. Shell Programming and Scripting
Hi, I have a problem running my script.Here it is:
num1="1"
num2="2"
num3="3"
num4="4"
num5="5"
num6="6"
num7="7"
echo
echo "Type what you wanna do..."
echo "1= Start interface 2= Stop interface 3= See your mac"
echo "4= Change your mac 5= Hack WEP...... 6= Hack WPA...."
echo... (3 Replies)
Discussion started by: hakermania
3 Replies
9. Solaris
Hello,
I have a problem - I created a chrooted jail for one user. When I'm logged in as root, everything work fine, but when I'm logged in as a chrooted user - I have many problems:
1. When I execute the command ping, I get weird results:
bash-3.00$ usr/sbin/ping localhost ... (4 Replies)
Discussion started by: Przemek
4 Replies
10. Shell Programming and Scripting
i have a script that grep for today date
a=`date +"%F"`--------greps current/today date
wat if suppose i want to grep a date for yesterday...
how to do that using the above format: i,e 2008-01-20 (4 Replies)
Discussion started by: ali560045
4 Replies