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Hi,

I couldn't figure how to extract until last occurence of a character.

I have the string ./dir1/file1/abc.sh

The output should be /dir1/file1

So, the command should display the path...

No international characters..just sequence data.

Thanks for the replies guys..
I have done bit of research & found that wc -m counts characters while wc -c counts the bytes..
Is byte a character in general in this context??? Because both give...

head -1 file_nam | wc -m

So, is the character count is 51 or 50..
Do we report the line feed?

I am new to Unix.
Can we use this command?

head -1 database.dat | wc

Each line is called a read, containing a number of characters.
accctaaccctaaccctaaccctaaccctaaccctaaccctaaccctaac
cctaacccaaccctaaccctaaccctaaccctaaccctaaccctaacccc...

Hi,

I have the file which has the data :


accctaaccctaaccctaaccctaaccctaaccctaaccctaaccctaac
cctaacccaaccctaaccctaaccctaaccctaaccctaaccctaacccc...

Reg urs 7th column in starting time and not the time taken by the process...

ps
PID TTY TIME CMD
1541 pts/13 00:00:00 bash
1567 pts/13 00:00:00 ps

I changed it to 3.. for the time
But this wont show background processes right

Will this one work...

Hi,


I dont know much about shell scripting..I think the above should work..But can u say me what after printing value in the variable what does sed '1d' does...I am very thankful to you for...

Hi,

I just need a shell script to find out the processes taking longer time...(Unix/Linux)

Urgent response needed..

Rajiv