when declaring a variable e.g.
export DAYS
what checking / how can i check that the value assigned only contains numeric characters or integers ? (1 Reply)
Hi All,
I have got a problem. I have written a Shell script which cuts some information from the file a and puts it in file b. But i get this error when i execute the shell script.
This is what i have written in the script.
#! /usr/bin
cd /test
ls $2 > a
cut -f 1 -d '.' a > b
When i... (2 Replies)
i am trying to append a 5 line SGML file(file1) with a 500,000 line SGML file (file2).
file1 is a template, so i wish to preserve.
i only want to add lines 5 to the end of file2.
i have:
cp file1 temp1
sed -n '5,$p' file2 >> temp1
when i check the tail of temp1, i consistantly find the... (3 Replies)
Hi, i need help passing variables to sed using ksh.
My goal is to get particular data from log files.
first i put a mark to the log files.
echo "TEST_"`date + %m_%d_%Y_%T"` >markFile
this will produce a 'markFile' which contain text like this
TEST_06_01_2009_21:55:09
then i put the mark... (2 Replies)
Hi Gurus,
I am working with a korn shell script. I should replace in a very great file the character ";" with a space.
Example:
2750;~
2734;~
2778;~
2751;~
2751;~
2752;~
what the fastest method is? Sed? Awk?
Speed is dead main point, Seen the dimensions of the files
Thanks (6 Replies)
I am using SED to edit a file (called file)
the file contains the word "ERROR"
and I want to use SED to:
1. Search for text "ERROR"
If found,
2. Append new line with text "hoi"
I tried:
sed 's/ERROR/ a\hoi' file
sed 's/ERROR/ a\ hoi' file
I get all the time the error
sed:... (7 Replies)
I'm trying to do an ls from inside of a ksh script. I loop through the results one line at a time and attempt to do a substitution using sed to convert YYYYMMDD from the older files into the newer files. Basically sometimes the ETL load runs over midnight and half the files are off by one day... (3 Replies)