10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
I need to pick a part of string lets stay started with specific character and end with specific character to replace using sed command
the line is like this:my audio book 71-skhdfon1dufgjhgf8.wav'
I want to move the characters beginning with - end before.
I have different files with random... (2 Replies)
Discussion started by: XP_2600
2. Shell Programming and Scripting
I am new to shell scripts.Can u please help me on this req.
test_user = "Arun"
echo "test_user is a word"
echo "test_user is not a word" (1 Reply)
Discussion started by: chandrababu
3. Shell Programming and Scripting
I have a file that I'm trying to find all the cases of phone number extensions and deleting them. So input file looks like:
output looks like:
Basically delete lines that have 5 numbers following "x". I tried: x\(4) but it... (7 Replies)
Discussion started by: pxalpine
4. Shell Programming and Scripting
$word = "one last challenge";
if ( $word =~ /^(\w+).*\s(\w+)$/ )
The output shows that "$1" is with result one and "$2" is with result challenge. I am confused about how this pattern match expression works step by step. I... (8 Replies)
Discussion started by: DavidHe
5. UNIX for Dummies Questions & Answers
In regular expressions with grep(or egrep), ^ works if we want something in starting of line..but what if we write ^^^ or ^ for pattern matching??..Hope u all r familiar with regular expressions for pattern matching.. (1 Reply)
Discussion started by: aadi_uni
6. UNIX for Advanced & Expert Users
below is a piece of code written by my predecessor at work.
I'm kind of a newbie and am trying to figure out all the regular expressions in this piece of code.
It is really a tough time for me to figure out all the regular expressions.
Please shed some light on the regular expressions... (3 Replies)
Discussion started by: ramky79
7. Shell Programming and Scripting
Let say I have a string with content "Free 100%". How can extract only "100" using ksh? I would this machanism to work if instead of "100" there is any kind of combination of numbers(ex. "32", "1238", "1"). I want to get only the digits.
I have written something like this:
... (4 Replies)
Discussion started by: whatever
8. UNIX for Dummies Questions & Answers
I need help with regular expressions. I want to create a regular expression which will take only alpha-numeric characters for 7 characters long and will throw out an error if longer than that.
i tried various combinations but couldn't get it, please help me how to get it guys.
... (2 Replies)
Discussion started by: ragha81
9. Shell Programming and Scripting
I have following content in the file
I am trying to use following matching extression
to get this
Obviously it does not work.
Any ideas? (13 Replies)
Discussion started by: arushunter
How do I use the regular expressions in c++? (2 Replies)
Discussion started by: szzz