Hi,
I need to monitor a log file for a certain string ("Phase 2 ended") which indicates that the job which creates the log file has finished loading its data file. Once the string "Phase 2 ended" is found in the log file I would then like to stop checking that log and check to see if another... (3 Replies)
I am looking for advice on a router. I am new to Linux and am trying to use Limewire and Ktorent and can make no connection. Limewire indicates I have a firewall. I have a Linksys router WRK54G and my guess is that is the problem. I have spent hours upon hours trying to get it to work using info... (0 Replies)
Hi,
I have a file generated like this -
1. Fire SQL and store the formatted output in a temp file
echo "select path, empid, age from emp_tbl" | /usr/sql emp_db 2 > count_file | grep vol > tempFile
2. The tempFile looks like this after the above statement
/vol/emp1 0732 ... (9 Replies)
Dear all,
I have encountered some problem here. I prompt the user for input and store it into a data file, eg. key in name and marks so the data file will look like this
andrew 80
ben 75
and the next input is carine 90. So the problem here is i want to print... (2 Replies)
Hi guys, I am a newbie here :wall:
I need a script that can search for a file in a directory and copy the contents of that file in a new file.
Please help me. :confused: Thanks in advance~ (6 Replies)
without using conventional file searching commands like find etc, is it possible to locate a file if i just know that the file that i'm searching for contains a particular text like "Hello world" or something? (5 Replies)
Hi,
I have received an application that stores some properties in a file. The existing struct looks like this:
struct TData
{
UINT uSizeIncludingStrings;
// copy of Telnet data struct
UINT uSize;
// basic properties:
TCHAR szHost; //defined in Sshconfig
UINT iPortNr;
TCHAR... (2 Replies)
Hello,
I have some tab delimited text data,
file: final_temp1
aname val
NAME;r'(1,) 3.28584
r'(2,)<tab>
NAME;r'(3,) 6.13003
NAME;r'(4,) 4.18037
r'(5,)<tab>
You can see that the data is incomplete in some cases. There is a trailing tab after the first column for each incomplete row. I... (2 Replies)
Dear all,Zabbix version : 2.4 (yes, I know, upgrading soon - honest)
Server OS version : CentOS 6, 64-bit (CentOS 7 with the Zabbix upgrade)I've got a large log file that I would like to read by an external process. It's basically the same as reading the item value on a web-page. I have... (5 Replies)
Hello,
I have a src code file where I need to uncomment many lines.
The lines I need to uncomment look like,
C CALL l_r(DESNAME,DESOUT, 'Gmax', ESH(10), NO_APP, JJ)
The comment is the "C" in the first column. This needs to be deleted so that there are 6 spaces preceding "CALL".... (7 Replies)
Discussion started by: LMHmedchem
7 Replies
LEARN ABOUT REDHAT
head
HEAD(1) FSF HEAD(1)NAME
head - output the first part of files
SYNOPSIS
head [OPTION]... [FILE]...
DESCRIPTION
Print first 10 lines of each FILE to standard output. With more than one FILE, precede each with a header giving the file name. With no
FILE, or when FILE is -, read standard input.
Mandatory arguments to long options are mandatory for short options too.
-c, --bytes=SIZE
print first SIZE bytes
-n, --lines=NUMBER
print first NUMBER lines instead of first 10
-q, --quiet, --silent
never print headers giving file names
-v, --verbose
always print headers giving file names
--help display this help and exit
--version
output version information and exit
SIZE may have a multiplier suffix: b for 512, k for 1K, m for 1 Meg.
AUTHOR
Written by David MacKenzie.
REPORTING BUGS
Report bugs to <bug-coreutils@gnu.org>.
COPYRIGHT
Copyright (C) 2002 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICU-
LAR PURPOSE.
SEE ALSO
The full documentation for head is maintained as a Texinfo manual. If the info and head programs are properly installed at your site, the
command
info head
should give you access to the complete manual.
head (coreutils) 4.5.3 February 2003 HEAD(1)