10 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
Hi guys,
I need to use regular expressions in linux and I'm not quite experience in that field, maybe someone could give me some help with it.
Basically, I need to take a text like this.
A234321=http://www.google..... a normal URL
But, I need to take the string starting at... (0 Replies)
Discussion started by: ocramas
0 Replies
2. Programming
Hi All,
I need your input on how to mask out / ignore a string that does not match a working regular expression (continually refining) pattern in Java. Below is the code snippet which is picking up all the lines with the correct regular expression string except one known so far:
public... (0 Replies)
Discussion started by: gjackson123
0 Replies
3. Shell Programming and Scripting
What is the difference between test expr VS .
For example :
if test 5 -eq 6
echo "Wrong"
and
if
echo "Wrong"
bot will give the same output as Wrong.
Now, what is the difference between these two? though they are producing the same result why we need two?
Any answer will be... (2 Replies)
Discussion started by: ashok.g
2 Replies
4. Shell Programming and Scripting
Hello,
I am new in perl and in regular exprecion; so I am looking for help (or an experienced advise.)
The target is a triming spaces from a string: i.e., remove spases from begining and from end of a string.
One of main point of a searched solution is performance: for current task it is... (2 Replies)
Discussion started by: alex_5161
2 Replies
5. Shell Programming and Scripting
I know I asked a similar question but I want to know if there is a regular expression existing that with a korn shell cmd, finds any timestamp data records in a file where it is greater then a timestamp in a shell variable ?
something like :
grep all records where it has a timestamp >... (5 Replies)
Discussion started by: Browser_ice
5 Replies
6. Shell Programming and Scripting
Hi all,
I want to cut a column which match the regular expression "beta", if I don't know the column number?
cat test
alpha;beta;gamma
11;22;33
44;55;66
77;88;99
should be
command ....
beta
22
55 (6 Replies)
Discussion started by: research3
6 Replies
7. Shell Programming and Scripting
Hi there!
I'm trying to validate a simple 6 digits number with reg expr. I ONLY want 6 digits so when i type 7 digits the script should no validate the number.
I've write this code:
#!/usr/bin/perl
while(<STDIN>){
if($_=~/\d{6}/){
print "Bingo!\n";
... (2 Replies)
Discussion started by: BufferExploder
2 Replies
8. Shell Programming and Scripting
In a shell script, how I can achieve substitution of shell script var to a regular
expression, as shown below.
var=`head -1 file1`
awk '$0!~/$var/ {print $0}' file1 > file2
In the case above $var value literally considered for non-exists criteria. (3 Replies)
Discussion started by: videsh77
3 Replies
9. Shell Programming and Scripting
Can we replace the contents the of the rows of file, from one position to another position by mentioning, some start position & the width? (4 Replies)
Discussion started by: videsh77
4 Replies
10. Shell Programming and Scripting
I want a script which will run in the background.
$ sh s.sh&
523
Then this script should provide input to the Login command.
$ login
login:
i.e instead of the user typing in the username and password, the script running in the background should provide the username and password assuming... (1 Reply)
Discussion started by: rahulrathod
1 Replies