Books
Both books are in Spanish.
Android 100% bookThe “Android 100%” book is designed to give you a solid foundation and make you an expert in Android, and in Java along the way. Each topic builds on the previous one. It is structured as very common questions and their answers, each of which leads to new questions answered in the following ones.
Machine Learning (in Python), with examples (work in progress)Machine Learning is a branch of Artificial Intelligence that aims to build systems able to learn by themselves from a set of data (a data set), without being explicitly programmed. This book explains the main Machine Learning techniques with a very practical approach, implementing in Python every technique it presents, also with libraries such as scikit-learn and gensim.