How to Install Subversion?

This post lists instruction on how to install subversion and information on how to fix the error: Missing Dependency: perl(URI) >= 1.17 is needed by packag…

Continue Reading 2 comments December 12th, 2008

Tutorial 2: Obtaining a Free Shell Account

The best way to learn UNIX is by practicing so before we learn the basic commands, let’s obtain a free shell or SSH account…

Continue Reading Add comment December 8th, 2008

Tutorial 1: What is UNIX and Linux?

UNIX is a computer Operating System. The Operating System is the software that makes your computer run. An example of another Operating System is Microsoft Windows…

Continue Reading Add comment December 5th, 2008

Tips to create a strong password

Your password is a critical part of keeping your information secure. Following these tips can help you create a stronger password — one that’s more difficult to guess…

Continue Reading Add comment November 20th, 2008

Mail sending problem

user@domain.com is undeliverable: The mail server could not deliver mail to user@domain.com. The account or domain may not exist, they may be blacklisted, or missing the proper dns entries.

Continue Reading Add comment October 23rd, 2008

PCI compliance, how to resolve “Weak Supported SSL Ciphers Suites”?

To resolve this, we need to disable SSLv2 protocols.

Here is now to resolve it under cPanel 11.23:

1. Edit /usr/local/apache/conf/includes/pre_virtualhost_global.conf
2. Insert this to that file:

SSLProtocol all -SSLv2

3. Restart apache and done

How to resolve “Weak Supported SSL Ciphers Suites” under cPanel 11.24:

Simply upgrade your cPanel to the latest CURRENT and this error will be history. cPanel 11.24 has this disabled by default.

Add comment September 30th, 2008

How to enable register_globals for PHP5?

Information on how to enable register_globals under PHP5…

Continue Reading Add comment September 26th, 2008

How to backup and restore MySQL database?

You can backup your database automatically using this script

Here are the commands to manually do it via shell, given you have root privilege:

To dump the database onto a text file: mysqldump database_name > database_name.sql

To import the data into a database: mysql database_name < database_name.sql

Replace database_name with the name of your database.

1 comment September 25th, 2008

How to install CURL?

Instructions to install CURL:

1. cd /usr/local/src
2. wget http://curl.haxx.se/download/curl-7.19.0.tar.gz
3. tar zxf curl-7.19.0.tar.gz
4. cd curl-7.19.0
5. ./configure –prefix=/usr/local –with-ssl=/usr/include/openssl
6. make
7. make install

 
CURL should now be installed.

Add comment September 19th, 2008

How to quickly repair MySQL database table using phpMyAdmin?

If the MySQL server crashed and your database becomes corrupt, here is now to easily repair it using phpMyAdmin.

Continue Reading Add comment September 18th, 2008

Some useful sysadmin commands

This post lists some useful server administration commands.

Continue Reading Add comment September 8th, 2008

How do I reset a forgotten server root password under Linux?

If you forgot your server root password, don’t panic, follow these easy instructions to reset it.

Continue Reading Add comment August 28th, 2008

How to change server main or primary IP address?

To change the main or primary server IP under Linux => as root => edit the IP information in the following files and reboot server:

/etc/sysconfig/network
/etc/sysconfig/network-scripts/ifcfg-eth0
/etc/hosts

If you have any question, please drop me a note and I will help.

Add comment August 28th, 2008

How to export Mailman list subscribers?

To export Mailman mailing list subscribers including the subscribers names to a text file: via ssh shell, execute this command. Remember to change…

Continue Reading Add comment August 27th, 2008

How to add custom Apache config under cPanel easyapache3?

As root, insert your custom config to this file and restart apache:

/usr/local/apache/conf/includes/pre_virtualhost_global.conf

Add comment August 27th, 2008