10 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
May I know the difference between space in keyboard and ] in regular expression
I entered the following
find . -type f -print | xargs grep -n 'dt=' | cut -d":" -f3 | sed 's/^ *dt=/dt=/g'
After "^" there is a space.
and the result is...
dt=`date +%Y%m%d%H%M%S`
dt=`date +%Y%m%d`... (6 Replies)
Discussion started by: bobbygsk
6 Replies
2. Shell Programming and Scripting
Hi,
i have in a situation to get the variables which are having a "|" delimiter and each variable may or may not have spaces, so how can i skip the spaces on the string and print the string as it is.
For example:
line = "|Hello world|Hello|Hi Guys|
read x y z <<<$(echo "$line" | awk -F"|"... (5 Replies)
Discussion started by: tprabhaker
5 Replies
3. UNIX for Advanced & Expert Users
Hello All,
I'm trying to extract the lines between two consecutive elements of an array from a file.
My array looks like:
problem_arr=(PRS111 PRS213 PRS234)
j=0
while } ]
do
k=`expr $j + 1`
sed -n "/${problem_arr}/,/${problem_arr}/p" problemid.txt
---some operation goes... (11 Replies)
Discussion started by: InduInduIndu
11 Replies
4. Programming
Hi all,
How am I read a file, find the match regular expression and overwrite to the same files.
open DESTINATION_FILE, "<tmptravl.dat" or die "tmptravl.dat";
open NEW_DESTINATION_FILE, ">new_tmptravl.dat" or die "new_tmptravl.dat";
while (<DESTINATION_FILE>)
{
# print... (1 Reply)
Discussion started by: jessy83
1 Replies
5. Shell Programming and Scripting
CA_RELEASE has a value of 6. I need to check if that this is a numeric value. if not error.
source $CA_VERSION_DATA
if * ]
then
echo "CA_RELESE $CA_RELEASE is invalid"
exit -1
fi
+ source /etc/ncgl/ca_version_data
++ CA_PRODUCT_ID=samxts
++ CA_RELEASE=6
++ CA_WEEK_NO=7
++... (3 Replies)
Discussion started by: ketkee1985
3 Replies
6. Shell Programming and Scripting
Hi,
How can I traverse backward in a string. I want second last directory in a path. For eg,
/home/devel/scripts/shell/2009/test.sh
I want 2009 here (6 Replies)
Discussion started by: gentleDean
6 Replies
7. Shell Programming and Scripting
Hi all,
I want a regular expression that will check for the space.
I mean, it should accept everything but no space should be there in the variable.
e.g. var1="aaaa" >>> OK
var2='aaa vv' >> Not OK
So it should not validate the second variable.
Please help.
Thanks in Advance.... (3 Replies)
Discussion started by: patelamit009
3 Replies
8. Linux
Regular expression to extract "y" from "abc/x.y.z" (2 Replies)
Discussion started by: rag84dec
2 Replies
9. Shell Programming and Scripting
Hello All,
I am getting error while passing a folder name that has space to the cmd line argument.
sh log_delete2.sh "/home/kumarpua/TESTARTIFACTS/atf-chix/ATF-subversion-dev/ssenglogs/A RM"
log_delete2.sh: line 17: cd: /home/kumarpua/TESTARTIFACTS/atf-chix/ATF-subversion-dev/ssenglogs/A:... (3 Replies)
Discussion started by: pulkit
3 Replies
10. Shell Programming and Scripting
Is it possible to combine a regular expression with a aritmetical expression? For example, taking a 8-numbers caracter sequece and casting each output of a grep, comparing to a constant.
THX! (2 Replies)
Discussion started by: Z0mby
2 Replies