To find and display the middle line in a file using single line command. Post: 302906777

9 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Single line file editing command?

Hello everyone. I have been reading a lot about the various different text editors at my disposal through Unix, but I just can't seem to close the deal for what I am trying to do. Is there a way to issue a single line command to edit a file where pattern=x, and do it non-destructively AND in-place?...

2. Shell Programming and Scripting

Script to add a single line to middle of text file.

I've got a configuration file that is filled with xml text statements for example: <...../> <...../> <...../> <data id="java-options" value="-server -Djava.security.policy..../> <...../> <...../> <...../> I want to write a korn shell script that will go to this specific line and add a...

3. Shell Programming and Scripting

Display mutiple line in single line

Hi All, I had a file called Input.txt, i need to group up in a single line as 1=ttt and the no of lines may vary bewteen the 1=ttt cat Input.txt 1=ttt,2=xxxxxx, 3=4545 44545, 4=66667 7777, 5=77723 1=ttt, 2=xxxxxx, 3=34436 66 3545, 4=66666, 5=ffffff, 6=uuuuuuu 1=ttt, 2=xxxxxx,...

4. Shell Programming and Scripting

Need a Command To display "echo command value in loop" in single line.

Hi I want to display "echo command value in loop" in single line. My requirement is to show the input file (test_1.txt) like the output file (test_2.txt) given below. Input file :test_1.txt a1|b1|4|5 a1|b1|42|9 a2|b2|32|25 a1|b1|2|5 a3|b3|4|8 a2|b2|14|6 Output file:test_2.txt...

5. UNIX for Dummies Questions & Answers

single line command to delete a 6 months old file

i had this scenario where i need to delete a file that is 6 months old which is no longer needed. basically the filename is in the format of PCARDDAILYmmddyyyy.txt where the mm is the month, dd is the day, and yyyy is the year. e.g. PCARDDAILY05262009.txt PCARDDAILY05252009.txt ...

6. UNIX for Dummies Questions & Answers

vim copy line and paste at the beginning, middle, and end of another line

How would you do vim copy line and paste at the beginning, middle, and end of another line. I know yy copies the whole line and p pastes the whole line, but on its own separate line. Sometimes I would like to copy a line to the beginning, middle, or end of another line. I would think this would be...

7. Shell Programming and Scripting

sed command to grep multiple pattern present in single line and delete that line

here is what i want to achieve.. i have a file with below contents cat fileName blah blah blah . .DROP this REJECT that . --sport 7800 -j REJECT --reject-with icmp-port-unreachable --dport 7800 -j REJECT --reject-with icmp-port-unreachable . . . more blah blah blah --dport 3306...

8. UNIX for Beginners Questions & Answers

Output to file print as single line, not separate line

example of problem: when I echo "$e" >> /home/cogiz/file.txt result prints to file as:AA BB CC I need it to save to file as this:AA BB CC I know it's probably something really simple but any help would be greatly appreciated. Thank You. Cogiz

9. Homework & Coursework Questions

How to display certain line of file only using head or tail in 1 command?

First month learning about the Linux terminal and it has been a challenge yet fun so far. We're learning by using a gameshell. I'm trying to display a certain line ( only allowed 1 command ) from a file only using the head or tail. I'm pretty about this answer: head -23 history.txt | tail -1...

LEARN ABOUT CENTOS

macutil

MACUTIL(1)						      General Commands Manual							MACUTIL(1)

NAME

       macutil - A package that deals with MacIntosh files on a Unix system

DESCRIPTION

       macutil	is  a package that contains a number of utilities that deal with MacIntosh files on a Unix system.  It contains the following pro-
       grams:

       binhex Convert files to BinHex 4.0 compatible hexified form.

       frommac
	      Receives files from the MacIntosh on the Unix system.

       hexbin Convert hexified files to their MacIntosh format.

       macsave
	      Save a series of files from a MacBinary stream as individual files.

       macstream
	      Combine a series of files to a MacBinary stream.

       macunpack
	      Unpack a MacIntosh archive into its constituents.

       tomac  Transmits files from the Unix system to a MacIntosh.

BUGS

       This manual page is hopelessly incomplete!

SEE ALSO

       binhex(1), frommac(1), hexbin(1), macsave(1), macstream(1), macunpack(1), tomac(1)

AUTHOR

       Dik T. Winter, CWI, Amsterdam, The Netherlands (dik@cwi.nl)

3rd Berkeley Distribution					 October 22, 1992							MACUTIL(1)