1. UNIX for Dummies Questions & Answers

Hi all, I am an amateur k shell scripter and came across something I need clarification on. while ; do various commands done What is the "" condition testing for in the above while loop? THx, Bookoo (5 Replies)

2. Shell Programming and Scripting

ok, i tried to write a script called purge.sh which searches current process' for a specified user running a process with a specified keyword. it also prompts the user to see how many times to purge for the specified process and how many different processes they wish to do this to.it worked until... (11 Replies)

3. UNIX for Dummies Questions & Answers

Hi, how can I use "for" to have two loops : this is my script : for i in (A B C) do for j in (a b c) do echo $i$j done done #End I want to print out Aa Ab Ac .... But I have error message : syntax error at line 1 : `(' unexpected Many thanks before. How should I use "for" ?? (2 Replies)

4. Shell Programming and Scripting

#!/bin/bash IFS=$'\n' A= a c b t g j i e d B= t y u i o p counter=0 found="" for i in $(cat $A) do for j in $(cat $B) do if then found="yes" fi done if then (1 Reply)

5. Shell Programming and Scripting

Hello - is there any way in awk I can do... 4861 x(1) y(1) z(1) 4959 x(1) y(1) z(1) 5007 x(1) y(1) z(1) 4861 x(2) y(2) z(2) 4959 x(2) y(2) z(2) 5007 x(2) y(2) z(2) 4861 x(3) y(3) z(3) 4959 x(3) y(3) z(3) 5007 x(3) y(3) z(3) to become... 4861 x(1) y(1) z(1) 4861 x(2) y(2) z(2)... (3 Replies)

6. Shell Programming and Scripting

hi All, I have the following two requirements: case 1: In a file i have the below code: if ((a>b)) a=b; else a = c; by using some means i need to convert the line to the following output: Output required: case 2: In a file i have the below code: if (a>b) a=b; else a... (4 Replies)

7. UNIX for Dummies Questions & Answers

Hi, I need some help to figure out why an outer for loop KSH variable does not decode in AWK but inner for loop does. Below is my code, If I hard code variable 'SUBSEQ' in AWK it works but if I try to pass the SUBSEQ from KSH, it does not and when I pass the variable 'NAM' from KSH it works: I... (1 Reply)

8. Shell Programming and Scripting

Hi... I need a help in using the awk command or any other solution to avoid the usage of loops. My question is : I have a input like this : field1|field2|field3|field4|field5|field6|field7|field8|field9 ex : 4000|testing|scenario|14450|500|320|450|200|100 where the... (2 Replies)

9. UNIX Desktop Questions & Answers

Hi Friends, I have two files as input with data that looks like this: file1.txt 1 2 3 4 file2.txt a,aa b,bb c,cc d,dd e,ee f,ff instead of me doing 2 while loops to get the combinations while read line_file1 (2 Replies)

10. UNIX for Dummies Questions & Answers

I write this bit of code to calculate the mean and variance for all the files in one directory and print the mean and variance in a separate folder but with the same file name. FILES="data/*" for X in $FILES do name=$(basename $X) awk '{x=$0; s+=$0; n++} END{mean=s/n; for (i in x){ss... (20 Replies)