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How to filter spam with Spamassassin and Postfix in Debian

Posted 04-20-2008 at 01:13 PM by sridhar11
Updated 06-17-2016 at 09:40 AM by sridhar11

We have already discussed how to install mail server with postfix+Devcot+SASL +Squirrel Mail in this article we will see how to add spam filter for postfix mail server.Apache SpamAssassin is an extensible email filter that is used to identify spam. Once identified, the mail can then be optionally tagged as spam for later filtering. It provides a command line tool to perform filtering, a client-server system to filter large volumes of mail, and Mail::SpamAssassin, a set of Perl modules allowing Apache...

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Database Server With postgresql and pgadmin3 in Ubuntu

Posted 04-20-2008 at 01:12 PM by sridhar11
Updated 06-17-2016 at 09:40 AM by sridhar11

PostgreSQL is a powerful, open source relational database system. It has more than 15 years of active development and a proven architecture that has earned it a strong reputation for reliability, data integrity, and correctness. It runs on all major operating systems, including Linux, UNIX (AIX, BSD,HP-UX, SGI IRIX, Mac OS X, Solaris, Tru64), and Windows. It is fully ACID compliant, has full support for foreign keys, joins, views, triggers, and stored procedures (in multiple languages). It includes...

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How to find the Sum of file in shell

Posted 04-18-2008 at 06:26 AM by jyotijain21

let the file be

cat test.txt
100
200
411

Output: 711

i wnt d command which give me sum of all entrie in file

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Logging of every command & it's output

Posted 04-18-2008 at 03:58 AM by rameshj

Hi,

I have a requirement which need to log each and every command executed on the a linux/solaris/hpux machine console. I did this by using "script" command. For enable logging, I have put the following entry in the /etc/profile file.

function log_me {
DATE="/bin/date"
SCRIPT="/usr/bin/script -q"
COL="/usr/bin/col"
HOSTNAME=`hostname`
if [ -d "${LOGBASE}/${USERNAME}"...

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