9 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
Hi All,
i want to write a shell script read below file line by line and want to exclude the lines which contains empty value for MOUNTPOINT field.
i am using centos 7 Operating system.
want to read below file.
# cat /tmp/d5
NAME="/dev/sda" TYPE="disk" SIZE="60G" OWNER="root"... (4 Replies)
Discussion started by: balu1234
4 Replies
2. Shell Programming and Scripting
Hi,
I want to read a live log file line by line and considering those line which start from time stamp;
Below code I am using, which read line but throws an exception when comparing line that does not contain error code
tail -F /logs/COMMON-ERROR.log | while read myline; do... (2 Replies)
Discussion started by: ketanraut
2 Replies
3. Shell Programming and Scripting
Hi,
i have a scenario were i should compare a few fields from each line then increment a variable based on that.
Example file
989878|8999|Y|0|Y|N|V
989878|8999|Y|0|N|N|V
989878|8999|Y|2344|Y|N|V
i have 3 conditions to check and increment a variable on every line
condition 1 if ( $3... (4 Replies)
Discussion started by: selvankj
4 Replies
4. Shell Programming and Scripting
I need some help. I would like to read in a text file.
Take a variable such as ROW-D-01, compare it to what's in one line in the text file such as PROD/VM/ROW-D-01 and only input PROD/VM into a variable without the /ROW-D-01.
Is this possible? any help is appreciated. (2 Replies)
Discussion started by: xChristopher
2 Replies
5. UNIX for Dummies Questions & Answers
So, the beginning of my script will cat & grep a file with the output directed to a new file. The data I have in this file needs to be parsed, read and evaluated.
Basically, I need to identify the latest date/time stamp and then calculate whether or not it is within 15 minutes of the current... (1 Reply)
Discussion started by: hynesward
1 Replies
6. Shell Programming and Scripting
So, I want to read line-by-line a text file with unknown number of files....
So:
a=1
b=1
while ; do
b=`sed -n '$ap' test`
a=`expr $a + 1`
$here do something with b etc
done
the problem is that sed does not seem to recognise the $a, even when trying
sed -n ' $a p'
So, I cannot read... (3 Replies)
Discussion started by: hakermania
3 Replies
7. Shell Programming and Scripting
Hi,
I am reading data from a variable which has spaces in it. I want to get the data after first space, i.e. if my data line is "My Name is Ashish...", I want the data returned as "Name is Ashish". I am using #!/bin/sh shell. Please help me with the code to read the complete data after first... (8 Replies)
Discussion started by: gupt_ash
8 Replies
8. Shell Programming and Scripting
Hi,
I am a beginner in shell scripting. I have written the following script, which is supposed to process the while loop for each line in the sid_home.txt file. But I'm getting the 'end of file' unexpected for the last line. The file sid_home.txt gets generated as expected, but the script... (6 Replies)
Discussion started by: sagarparadkar
6 Replies
9. Shell Programming and Scripting
Hi,
I want to split the length of a line based on the numbe of positions.
eg: ABCBEFGH IJKLMN asdfas
I want to split every 4 characters into a new line
Can i use cut or any easy way of using a single or 2 lines.
Thanks
Vijay (4 Replies)
Discussion started by: vijaykrc
4 Replies