Luís Ramalho

Entrepreneur & Developer

About me

How to get the Facebook Access Token, the Extended Page Access Token that never expires

Backup PostgreSQL from AppFog

PostgreSQL Case Sensitivity for a Rails Active Record Query

Threats and Mitigation

The Turing Test and the 20 Questions Game | Artificial Intelligence

An Analysis of Graphical Passwords | Computer Security

Distributed Systems | Big Data

What is the truth about the contributions of Steve Jobs to computing and society?

Reysoid, my first Android game!

Including External Files on vBulletin Templates

Solar System with OpenGL

RSA Public Key Encryption