Trusting Android Certificates

While having trouble in reaching a website under HTTPS in Android 4.2 I needed to tell Android to trust the certificate.

Here's how to Trusting Android Certificates.

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Debug Email in Web Applications

Email debugging may be painless.

This simple technique shows how one can do it in a very simple way.
It aims at Django applications, but the first technique is actually a generic one that anyone can use if Python is installed in the development machine: Debugging email on Django application development

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Upgrade PostgreSQL from 9.1 to 9.3 on Kubuntu

The following article show how to upgrade PostgreSQL from version 9.1 to version 9.3 in Kubuntu.
This will also work in Ubuntu and it can also be applied to upgrade between any version of PostgreSQL.

Here's how to Upgrade PostgreSQL from 9.1 to 9.3 on Kubuntu.

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Drupal Small Guide & Arquitecture

While looking for some specific Drupal architecture information, I came across this small, focused tutorial.
I recommend it for beginners: Tutorial Drupal.

I also find what I was looking for:
Specially using Oracle database as the data repository for Drupal:
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