How to use while loop in bash shell to read a file with 4 lines of gap Post: 302314029

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Shell Script to read specific lines in a file

I have a file with contents as follows Record 1: Rejected - Error on table "DWO"."P2G_CUST_EVENTS". ORA-00001: unique constraint (DWO.CUST_EVENTS_PK) violated Record 5: Rejected - Error on table "DWO"."P2G_CUST_EVENTS". ORA-00001: unique constraint (DWO.CUST_EVENTS_PK) violated Record 6:...

2. Shell Programming and Scripting

while read loop; scope of variables (shell)

If I set a variable within a while-read loop, sometimes it's local to the loop, sometimes it's global, depending on how the loop is set up. I'm testing this on a Debian Lenny system using both bash and dash with the same results. For example: # Pipe command into while-read loop count= ls -1...

3. Shell Programming and Scripting

Help with comparing 2 lines in 2 different file in shell bash

Hi guys i need help with comparing lines in 2 separate files. Both files contain the same amount of lines and i need to output the difference into the 2nd file. The 1st file is always correct. 1st file (Expected.e): Tuesday, 11 August 2009 Wednesday, 12 August 2009 Thursday, 13 August 2009...

4. Shell Programming and Scripting

Shell script to read lines in a text file and filter user data

hi all, I have this file with some user data. example: $cat myfile.txt FName|LName|Gender|Company|Branch|Bday|Salary|Age aaaa|bbbb|male|cccc|dddd|19900814|15000|20| eeee|asdg|male|gggg|ksgu|19911216||| aara|bdbm|male|kkkk|acke|19931018||23| asad|kfjg|male|kkkc|gkgg|19921213|14000|24|...

5. Shell Programming and Scripting

Read lines with different lengths in while loop

Hi there ! I need to treat files with variable line length, and process the tab-delimited words of each line. The tools I know are some basic bash scripting and sed ... I haven't got to python or perl yet. So my file looks like this obj1 0.01953 0.34576 0.04418 0.01249 obj2 0.78140...

6. Shell Programming and Scripting

bash: read file line by line (lines have '\0') - not full line has read???

I am using the while-loop to read a file. The file has lines with null-terminated strings (words, actually.) What I have by that reading - just a first word up to '\0'! I need to have whole string up to 'new line' - (LF, 10#10, 16#A) What I am doing wrong? #make file 'grb' with...

7. Shell Programming and Scripting

Having a for loop read in lines with spaces?

Is this possible? I have a for loop in a shell script reading a list, but I want each line to be a loop, not each thing with a space. Here is the example: HOSTLIST="\ 1.2.3.4 serverA 1.2.3.5 serverB" for NBUHOST in `echo $HOSTLIST` do ssh ${SERVERNAME} "echo "${NBUHOST}"...

8. UNIX for Dummies Questions & Answers

When reading a csv file, counter to read 20 lines and wait for minute then read next 20 till end

Hello All, i am a newbie and need some help when reading a csv file in a bourne shell script. I want to read 10 lines, then wait for a minute and then do a reading of another 10 lines and so on in the same way. I want to do this till the end of file. Any inputs are appreciated ...

9. Shell Programming and Scripting

Re: Read lines and compare in a loop

I have a file which has following content: NAME=ora.DG1.dg TYPE=ora.diskgroup.type TARGET=ONLINE STATE=ONLINE NAME=ora.DG2.dg TYPE=ora.diskgroup.type TARGET=ONLINE STATE=ONLINE NAME=ora.DG3.dg TYPE=ora.diskgroup.type TARGET=ONLINE STATE=ONLINE NAME=ora.DG4.dg...

10. UNIX for Dummies Questions & Answers

Shell script to read lines in a text file and filter user data Shell Programming and Scripting

sxsaaas

LEARN ABOUT CENTOS

ldbrename

LDBRENAME(1)						    System Administration tools 					      LDBRENAME(1)

NAME

       ldbrename - Edit LDB databases using your favorite editor

SYNOPSIS

       ldbrename [-h] [-o options] {olddn} {newdb}

DESCRIPTION

       ldbrename is a utility that allows you to rename trees in an LDB database based by DN. This utility takes two arguments: the original DN
       name of the top element and the DN to change it to.

OPTIONS

       -h
	   Show list of available options.

       -H <ldb-url>
	   LDB URL to connect to. See ldb(3) for details.

       -o options
	   Extra ldb options, such as modules.

ENVIRONMENT

       LDB_URL
	   LDB URL to connect to (can be overrided by using the -H command-line option.)

VERSION

       This man page is correct for version 1.1 of LDB.

SEE ALSO

       ldb(3), ldbmodify, ldbdel, ldif(5)

AUTHOR

       ldb was written by Andrew Tridgell[1].

       If you wish to report a problem or make a suggestion then please see the http://ldb.samba.org/ web site for current contact and maintainer
       information.

       This manpage was written by Jelmer Vernooij.

NOTES

	1. Andrew Tridgell
	   http://samba.org/~tridge/

LDB 1.1 							    06/17/2014							      LDBRENAME(1)

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Shell Script to read specific lines in a file

Discussion started by: varshanswamy

2. Shell Programming and Scripting

while read loop; scope of variables (shell)

Discussion started by: mjd_tech

3. Shell Programming and Scripting

Help with comparing 2 lines in 2 different file in shell bash

Discussion started by: kcrap

4. Shell Programming and Scripting

Shell script to read lines in a text file and filter user data

Discussion started by: srimal