Category Archives: Mobile

Baby feeding statistics with R

Posted on 2013/01/25 by niemeyer

Our son Otávio was born recently. Right in the first few days, we decided to keep tight control on the feeding times for a while, as it is an intense routine pretty unlike anything else, and obviously critical for the … Continue reading →

Posted in Article, Math, Mobile, R, Snippet | 1 Comment

Cut the rope, a tablet is NOT a laptop

Posted on 2011/07/19 by niemeyer

Back in 2009 I quickly talked about the obvious revolution in computing that was rolling in the form of mobile phone as computer, and mentioned as well the fact that touch-based interfaces were going to dominate the marketplace because of … Continue reading →

Posted in Article, Design, Mobile, Puzzle | 3 Comments

Integrating IRC with LDAP and two-way SMSing

Posted on 2010/06/19 by niemeyer

A bit of history I don’t know exactly why, but I’ve always enjoyed IRC bots. Perhaps it’s the fact that it emulates a person in an easy-to-program way, or maybe it’s about having a flexible and shared “command line” tool, … Continue reading →

Posted in Architecture, Cloud, Erlang, Mobile, Project, Python | 1 Comment

Breaking into an Android password manager – Practice

Posted on 2009/12/05 by niemeyer

In the last post, we’ve seen some security issues which exist in the Android password manager gbaSafe version 1.1.0a, by analyzing the security description provided in its web site. As described there, even though the system depends on a “master … Continue reading →

Posted in Architecture, Mobile, Puzzle, Security | 8 Comments

Breaking into an Android password manager – Theory

Posted on 2009/12/01 by niemeyer

For some time now I’ve been wanting to research more deeply about the internals of Android. Until now, though, this was just a sentiment. Then, a couple of weeks ago I’ve finally managed to replace my iPhone for an Android … Continue reading →

Posted in Architecture, Java, Mobile, Puzzle, Security | 5 Comments

Geocaching on the Easter Island

Posted on 2009/10/13 by niemeyer

This post is not about what you think it is, unfortunately. I actually do hope to go to the Easter Island at some point, but this post is about a short story which involves geohash.org, Groundspeak (from geocaching.com), and very … Continue reading →

Posted in GPS, Mobile, Project | 2 Comments

My iPhone for an Android!

Posted on 2009/06/30 by niemeyer

Yes, you’ve heard it right. I’ll exchange a legally unlocked iPhone 3G for a recent Android phone such as the Samsung Galaxy or the HTC Hero, and will pay the difference back! (street price minus 30% of devaluation for the … Continue reading →

Posted in Mobile | 4 Comments

Are you ready for the mobile revolution?

Posted on 2009/06/23 by niemeyer

Are you? I’m not entirely sure I am, even though I think about this a lot. If you’re of the tech-savvy kind, you’re certainly aware of the great capabilities that the new mobile phone generation is bringing: Internet connection, a … Continue reading →

Posted in GPS, Mobile | 4 Comments