suppose that my network client process does not possess an effective root UID. is it possible to change the client host machine ip address to a random number? (3 Replies)
hi,
I need a command which picks the records randomly from the file.
For example. i am having some 10000 entries in a file and need to extract the lines randomly without repeating the numbers.
Do anybody have any idea on how to get this out. (4 Replies)
I'm writing a script to archive data. First, the files are all rsync'd to the archive directory via NFS mounts(I know not the most efficient, but the only choice in this situation), then I use md5sum to validate the transfers. During execution of the script, it will exit for no apparent reason. It... (6 Replies)
Hallo
I have maybe a little bit advanced request....
I need to choose one random part betwen %....
so i have this..
%
text1 text1 text1
text1 text1 text1
text1 text1 text1
%
text2 text2
text2 text2 text2
%
text3 text3 text3
tetx3
%
this choose text between %
awk ' /%/... (8 Replies)
Hi
I am new to expect. Please if any one can help on my issue its really appreciable. here is my issue:
I want expect script for random passwords and random commands generation.
please can anyone help me?
Many Thanks in advance (0 Replies)
Hello!
Can anybody suggest about the fastest way of extracting "n" random columns from a very large file (tab separated) having thousands of columns, where n can be any specified number.
Thanks! (10 Replies)
i want to generate a random number through a script, and even if anyone reads the script, they wont be able to figure out what the random number is. only the person who setup the script would know it.
something like this could work: random
the full thread is here:
... (13 Replies)
Need to use dd to generate a large file from a sample file of random data. This is because I don't have /dev/urandom.
I create a named pipe then:
dd if=mynamed.fifo do=myfile.fifo bs=1024 count=1024
but when I cat a file to the fifo that's 1024 random bytes:
cat randomfile.txt >... (7 Replies)
Having a hard time with this. Very new to scripting and linux. Spent all sunday trying to do this. Appreciate some help and maybe help breaking down what the syntax does.
Create a Bash program. It should have the following properties
• Creates a secret number between 1 and 100
i. The... (3 Replies)
Hello coders,
been running into an strange behavior into one of my script and i'm wondering if my code wouldn't be responsible.
Bash on rhel 5.7
This is a basic check to see if bind is up and running on server.
# rndc check
INFO="Checking rndc"
for DNS_SERVER in ${DNS_MASTER_SERVERS};... (10 Replies)
Discussion started by: maverick72
10 Replies
LEARN ABOUT REDHAT
split
SPLIT(1) FSF SPLIT(1)NAME
split - split a file into pieces
SYNOPSIS
split [OPTION] [INPUT [PREFIX]]
DESCRIPTION
Output fixed-size pieces of INPUT to PREFIXaa, PREFIXab, ...; default PREFIX is `x'. With no INPUT, or when INPUT is -, read standard
input.
Mandatory arguments to long options are mandatory for short options too.
-a, --suffix-length=N
use suffixes of length N (default 2)
-b, --bytes=SIZE
put SIZE bytes per output file
-C, --line-bytes=SIZE
put at most SIZE bytes of lines per output file
-l, --lines=NUMBER
put NUMBER lines per output file
--verbose
print a diagnostic to standard error just before each output file is opened
--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 Torbjorn Granlund and Richard M. Stallman.
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 split is maintained as a Texinfo manual. If the info and split programs are properly installed at your site,
the command
info split
should give you access to the complete manual.
split (coreutils) 4.5.3 February 2003 SPLIT(1)