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Thanks Lem, that helps. Leading zeroes are acceptable.

Hi Unix Gurus,

I have a requirement to generate positive random 16 and 13 digit numbers.

Here is the script I have so far.....



number=$RANDOM$RANDOM$RANDOM$RANDOM;
let "number %=...

Hi,

Trying to rename a file nexus-1234 to nexus-$randomnumber.

This is what I have so far...




number=$RANDOM$RANDOM$RANDOM$RANDOM;
let "number %= 10000000000000000";
LOGFILE=test.log...

Hi Jim,

It's giving an error saying...


Command '"./changeBatchID.sh"'
failed with return code 0 and error message
./changeBatchID.sh: line 15: nexus-/27041: No such file or directory
mv:...

Hi,

I have a file nexus-1234 in a directory. I want to generate a random number and replace the 1234 with it and rename the file.

So nexus-1234 becomes nexus-2863 after running the script.
...

Can you please explain what is wrong? Appreciate your help.

---------- Post updated at 11:33 AM ---------- Previous update was at 10:52 AM ----------

Thanks !! that worked....

Hi Prince of Persia,

That eliminated the syntax errors, but it's not matching the file name....
I have in the directory a file name like nexus-55511533

It's not able to match the...

Hi Scott,

It's failing with the following error. BTW, it's bash shell.

Command '"./test.sh"'
failed with return code 2 and error message
./test.sh: line 11: syntax error in conditional...

Hello,

Trying to iterate over set of file in current directory and check if the file name in that folder matches certain string. This is what I have so far. Here I am checking if the file name...

Yeah I realized that now. This seems to be taking care of it.
sed 's/[0-9]\{1,\}/999/1' $file > $$
mv $$ $file

The script you gave me
printf '%s\n' ',s/^[^,]*/999/' w q | ed -s $file
is...

Got it with this..
awk -F",@," '{sub($1,999); print}' $file >> $file

Thanks guys, you rock !!!, I am amazed by the quick replies unlike the java forums I usually visit...

Can you guys tell me how do I make the changes go into the files?

alister, actually the first field in all the files is always a number.

Hi Shamrock,

Thanks for the help. The script is working but is not able to change the contents in the file.
I am not sure if it has to do with any permissions, but when I ran the script and...

Hi,


I have a set of files in a directory that I have to read and replace the first occurrence of a number with another dummy number. This is what I have so far but it does not seem to work. The...