1. Shell Programming and Scripting

Hello.. i want to use variable in sed.. like sed 's/ROOTMAILID/$variable/g' conf.test but its not working.. please help thanks in advance esham (2 Replies)

2. UNIX for Dummies Questions & Answers

hi all, i have a variable exported as VAR=ATTRIB then tried with, echo "tt" | sed 's/^/$VAR/' expected result as ttATTRIB but obtained only, $VARtt i could nt get where i am wrong. Thanks. (3 Replies)

3. Shell Programming and Scripting

On the below "IF" i test if the user have put the first argument. I also would like to test if the user have written a second argument. So, my doubt is: - How can i evaluate 2 conditions on a if statement? How is the OR created? - How can i to verify if the second argument is non... (1 Reply)

4. Shell Programming and Scripting

Hi, I have a script called sam.sh which consists of a single echo statement like this #/usr/bin/ksh echo "Mani" I changed the mode for the script by giving chmod a+x sam.sh. If I want to execute the scrpt by just giving the name at the command line "sam.sh", what should I necessarily do?... (3 Replies)

5. UNIX for Dummies Questions & Answers

Hi all, Today I was just fooling around with directories and faced this. I create a directory 'testdir' and create a file 'myfile' inside it. gandalf@gondor:~$ mkdir testdir gandalf@gondor:~$ cd testdir gandalf@gondor:~/testdir$ touch myfile Then I set the following permissions for the... (7 Replies)

6. Shell Programming and Scripting

hi, I am new script learner, so my basic doubt is , how to store value of any command in a variable example $ ls | wc -l i want to stote the output of this in a variable c. so that i can use c in if else loop. and when do we use " ` " symbol in script.. can anyone also tell for... (5 Replies)

7. Shell Programming and Scripting

Hi, i need find and replace a sting with a new variable having value as spaces in between. Eg: set a = "i am variable" set b = "i am second" sed -e 's/find_string/'$a'/g' -e 's/find2_str/'$b'/g' input_file here it is giving error... How to get an varaible, which is... (6 Replies)

8. UNIX for Dummies Questions & Answers

Hi , what is the equivalent of below awk in sed. awk '$1=="ABC"&&$2=="XYZ" {print $0}' infile Thanks, Shruthi (6 Replies)

9. UNIX for Dummies Questions & Answers

Hi All Can some one explain what does the given two sed commands do :confused: sed "s/\'/\\\'/g" | sed 's/\"/\\\"/g' Please find the sample code i used to find out what this is doing , but it has confused me more :wall: $ cat sri1.txt \ ' " $ sed 's/\"/\\\"/g' sri1.txt \ '... (5 Replies)

10. Shell Programming and Scripting

Hi, I'm new to this and very much interested to learn unix. Can any one explain me the symbols y we use this is scripting(~ and $). It would be great if some one explain with the eg. Thanks Naveen A (2 Replies)