10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
If i do below command in unix prompt which static values (ie 27..97), it is working fine and gives desired output
>ls -d $WORKDIR/batch/somefilename_{27..97}.* 2>/dev/null
somefilename_27.sometxt
somefilename_28.sometxt
somefilename_29.sometxt
..
somefilename_97.sometxt
But if i want... (2 Replies)
Discussion started by: haiderali
2 Replies
2. Shell Programming and Scripting
Hi everyone,
ping www.google.com | awk 'BEGIN{FS="+";}{if ($10 ~ (/^$/) || (/^\.?/)) print "SLOW"; else print $0}
output
awk: warning: escape sequence `\=' treated as plain `='
PING www.google.com (xxx.xxx.xxx.xxx) 56(84) bytes of data.
64 bytes from xxx.xxx.xxx.xxx icmp_req=2 ttl=128... (3 Replies)
Discussion started by: Apollo
3 Replies
3. Shell Programming and Scripting
I've found this script which seems very promising to solve my issue:
To search and replace many different database passwords in many different (.php, .pl, .cgi, etc.) files across my filesystem.
The passwords may or may not be contained within quotes, single quotes, etc.
#!/bin/bash... (4 Replies)
Discussion started by: spacegoose
4 Replies
4. Shell Programming and Scripting
I do have a shell file where I call many unix commands . I would like to add a regular expression step in that shell file, where a text file, say Test.txt has to be openned and all the :'s should be replaced.
Basically apply the follwoing regular expression:
:%s/://g
to that particular text... (2 Replies)
Discussion started by: Lucky Ali
2 Replies
5. Shell Programming and Scripting
hi
i am trying to extract some specific data out of a text file using regular expressions with shell script
that is using a multiline grep .. and the tool i am using is pcregrep so that i can get compatibility with perl's regular expressions
for a sample data like this, i am trying to grab... (6 Replies)
Discussion started by: vemkiran
6 Replies
6. 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
7. Shell Programming and Scripting
Hi ,
I'm working on tcl script to extract specific data . I tried to use regular expression (new to regular expression) but I couldn't get it.
here is a smaple of what I'm trying to extract from:
+ 20.167 0 1 cbr 500 ------- 2 5.0 1.3 3091 57612
d 20.167 0 1 cbr 500 ------- 2 5.0 1.3 3091... (1 Reply)
Discussion started by: ENG_MOHD
1 Replies
8. Shell Programming and Scripting
hi,
I have written a script to search MAC address in a given directory.
MAC address would be in format XX.XX.XX.XX.
The digits contain hexadecimal numbers.
For this i have used grep as follows.
grep -rn '^\{1,2\}\.\{1,2\}\.\{1,2\}\.\{1,2\}\$' *
This is not working as required.... (17 Replies)
Discussion started by: flamingo_l
17 Replies
9. Shell Programming and Scripting
Hi,
I have script which will take a string as input and search in a file.
But when I want to search a pattern which has special characters script is ignoring it.
For example: I want to search a pattern "\.tumblr\.com". shell script is removing \ (backslah) and trying to search... (7 Replies)
Discussion started by: Anjan1
7 Replies
10. Shell Programming and Scripting
Hi,
Actually i have written one test.sh (shell program) in bash.
Here i have a variables $a which stored the value package1.
Now I want to write a regular expression inside the if command that "if $a variable contains letter p in the begining of the value package1 then it is coming true.... (5 Replies)
Discussion started by: sunitachoudhury
5 Replies