1. UNIX for Dummies Questions & Answers

I am trying to use grep to find strings of certain lengths that all start with the same letter. Is this possible?:confused: (4 Replies)

2. Shell Programming and Scripting

Hi , I am currently using the while loop in bash shell, as follows. while read line do echo $line done < file.txt However, i want to use the while loop on file.txt, which will read the file with 4 lines of gap. Ex- if file.txt is a file of 100 lines, then i want to use the loop such... (3 Replies)

3. Shell Programming and Scripting

Is this possible? I have a for loop in a shell script reading a list, but I want each line to be a loop, not each thing with a space. Here is the example: HOSTLIST="\ 1.2.3.4 serverA 1.2.3.5 serverB" for NBUHOST in `echo $HOSTLIST` do ssh ${SERVERNAME} "echo "${NBUHOST}"... (3 Replies)

4. UNIX for Dummies Questions & Answers

hi, this is my script #!/bin/ksh cat temp_file.dat | while read line do read test if ]; then break else echo "ERROR" fi done when i execute this code , the script does wait for the user input . it directly prints "ERROR" and terminates after the no. of times as there... (3 Replies)

5. Shell Programming and Scripting

Hi all, Sorry if someone has answered something like this already, but I have a problem. I am not brilliant with "awk" but think it should be the command to use to get what I am after. I have 2 files: job-file (several hundred lines like): 1018003,LONG MU WAN,1113S 1018004,LONG MU... (4 Replies)

6. UNIX for Dummies Questions & Answers

Hello All, i am a newbie and need some help when reading a csv file in a bourne shell script. I want to read 10 lines, then wait for a minute and then do a reading of another 10 lines and so on in the same way. I want to do this till the end of file. Any inputs are appreciated ... (3 Replies)

7. Shell Programming and Scripting

Dear all, I have a file like this: imput scaffold_0 1 scaffold_0 10000 scaffold_0 20000 scaffold_0 25000 scaffold_1 1 scaffold_1 10000 scaffold_1 20000 scaffold_1 23283 and I want the output like this: scaffold_0 1 scaffold_0 10000 scaffold_0 10000 scaffold_0 20000... (6 Replies)

8. Shell Programming and Scripting

I have a file which has following content: NAME=ora.DG1.dg TYPE=ora.diskgroup.type TARGET=ONLINE STATE=ONLINE NAME=ora.DG2.dg TYPE=ora.diskgroup.type TARGET=ONLINE STATE=ONLINE NAME=ora.DG3.dg TYPE=ora.diskgroup.type TARGET=ONLINE STATE=ONLINE NAME=ora.DG4.dg... (7 Replies)

9. Shell Programming and Scripting

Hi there, I have two very long files like: file1: two fields 1 123 1 125 1 234 2 123 2 234 2 300 2 312 3 10 3 215 4 56 ... (11 Replies)

10. Shell Programming and Scripting

I have three files of varying lengths and different number of columns. How can I paste all three with all columns aligned? File1 ---- 123 File2 ---- 234 345 678 File3 ---- 456 789 Output should look like: 123 234 456 345 789 (6 Replies)