Helpful Ruby on Rails tutorials.

Top 30 Ruby on Rails Tutorials from eConsultant

20 ways to Secure your Apache Configuration

Here are 20 things you can do to make your apache configuration more secure.

Oracle DB feature matrix

If you are interested in the features and options of the different editions of the Oracle database(XE,STD,EE) - this document contain a handy matrix.

Ruby on Rails on Oracle XE

As you may have noticed, Oracle recently published an article about Ruby on Rails on Oracle. This articles introduces the Ruby on Rails framework and explains how to use it to access an Oracle database (Oracle Database 10g Express Edition (XE), to be precise).
If you are not familiar with Ruby on Rails, it is important to note that it has nothing to do with Java; it is a Ruby-based framework. Ruby on Rails is really interesting, powerful.
If you have nothing to do :) - check this 3 links:
Ruby on Rails on Oracle: A Simple Tutorial
Grails on Oracle for Java Developers
HR Schema on Rails

Starter Toolkit for DB2 on Rails

A set of tools that enables rapid building of Web applications with Ruby on Rails and DB2.

Startup Toolkit for DB2 on Rails has everything you need packaged in to a single one-click installer that will make your Windows PC in to real RoR development workstation. This includes the Ruby language itself, the Rails framework, DB2 enablement for Ruby on Rails, assorted learning materials and, naturally, DB2 Express-C 9 test drive (formerly known as DB2 Viper). And, if you are familiar with DB2 Express-C then you know that there are absolutely no charge for developing, deploying, and even redistributing DB2 with your applications. Yes, completely free and including way cool pureXML technology.
There is also a new blog dedicated to DB2 and Ruby on Rails at http://db2onrails.com/blog/.

Free PHP and Oracle Manual is Available

The free Underground PHP and Oracle Manual is hot off the press. Check it out. The OTN team describe it:
"Just starting out with PHP database development, or unsure how to install PHP and Oracle? This full-length guide (PDF format) includes everything you need to know (and more)."

RSS Available on my Page

Now you can read RSS newsfeeds from your desktop.

What is RSS?
RSS provides a way for web sites to distribute their content outside of a web browser. A news web site might have an RSS newsfeed which contains breaking stories, while a magazine web site may provide a feed with excerpts of their latest articles.

Oracle Database 10g Express Edition (XE) Installation Issues Roundup for Windows

After installing XE, one of the first things you'll do is to go to the database homepage. If something went wrong with the installation, you will see a generic error message...
More on Sergio's Blog

New Release of Oracle Database 10g Express Edition

Oracle database XE now also available on Ubuntu, Mandriva, and Debian.
Get download packages for these additional distros here, and .deb install tips here.

Demos @ Oracle By Example

You can use this page to play demos to learn how to use various features of the Oracle Database.

Here is a list of the demos you can find there at the moment, there will be more comming up:
Oracle Database 10g Release 2

Using SQL Baselines

Using Metric Baselines

Install ASM single instance in its own home

Install ASM single instance in the same home

Migrate a database to ASM

Setup XML DB to access ASM

Access ASM files using ASMCMD

Transport a tablespace version to another database

RAC scale example

RAC speedup example

Use Oracle Clusterware to protect the apache application

Use Oracle Clusterware to protect the Xclock application

Use Transparent Application Failover (TAF) with SELECT statements

Runtime Connection Load Balancing example

Install ASM in its own home in a RAC environment

Convert a single-instance database to a RAC database using Grid Control

Push Management Agent software using Grid Control

Clone Oracle Clusterware to extend your cluster using Grid Control

Clone ASM home to extend your cluster using Grid Control

Clone database home to extend your cluster using Grid Control

Add a database instance to your RAC database using Grid Control

Basic use of services in your RAC environment