10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
I've got a directory of about 6000 txt files that look like this:
a b c d
e f g h
k l m n
I need to execute a command on them to combine them and, in the end, have one big file with all the needed columns taken form all the 6000 files. I've got the "combining" program, but my problem... (26 Replies)
Discussion started by: zajtat
2. Shell Programming and Scripting
I am trying to allow a user to enter in text and then store that text in a variable $gene to run in an awk command in which those values are used to run some calculations. I am getting syntax errors however, when I try. Thank you :).
The awk runs great if it is a pre-defined file that is used,... (7 Replies)
Discussion started by: cmccabe
3. Shell Programming and Scripting
if (!-d $Input_filename && ! -e $Input_filename)
print "USAGE: Please enter '$ABCD/def/dsed.txt' as an arguement \n";
1. Input Is suppose to be something like "$ABCD/def/dsed.txt".
if the input is wrong the script should throw an ERROR message.... (2 Replies)
Discussion started by: Rashid Khan
4. Shell Programming and Scripting
The user inputs either "/tmp/bea" or "/tmp/bea/". Regardless my script should extract and store in a variable the last directory in the user input path.
Desired output: "bea"
Please help. (6 Replies)
Discussion started by: mohtashims
5. Shell Programming and Scripting
i have a script which takes input from user, if user gives either Y/y then it should continue, else it should quit by displaying user cancelled.
echo " Enter your choice to continue y/Y OR n/N to quit "
echo " user requested to continue "
##some commands... (7 Replies)
Discussion started by: only4satish
6. Shell Programming and Scripting
echo "Enter file name of input file list along with absolute path : "
for string in `cat inputFileList`
echo " file does not exist"
From the above code, if the user enters a invalid file... (1 Reply)
Discussion started by: i.srini89
7. Shell Programming and Scripting
Hi all, I currently have a script which uses read -p for user interaction. e.g.
read -p "New user? " user
Is it possible to have it so if the user enters nothing and just presses return it can resort to a specified value instead?
Thanks! :) (5 Replies)
Discussion started by: JayC89
8. Shell Programming and Scripting
I want to take input from user on linux console...but i dont wnt it to be visible.. just like we type password for ssh or scp
Right now I am using "read" to take input from user but it also makes it visible when user type it.
read -ep "Dear User Please enter password : " pass... (8 Replies)
Discussion started by: mkashif
9. UNIX for Dummies Questions & Answers
I am looking for a way to kill 2 processes from a user through some kind of script.
Using an oracle script, I get two process ids that need to be killed.
SQL> select ssn.process as client_process_id, pcs.spid as oracle_process_id, ssn.sid, ssn.serial#
2 from v$session ssn inner join... (5 Replies)
Discussion started by: Meert
10. Shell Programming and Scripting
I am trying to create a shell (ksh) which has two "read" commands, one which reads a line from a file and another which is inside a loop that reads user input from a keyboard. However, the "read" command inside the loop uses the input from the file and it does not get the user input from keyboard.... (3 Replies)
Discussion started by: stevefox