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Balau's technical blog on open hardware, free software and security
Browsing All posts tagged under »android«
Java and daylight saving time
I have written an alarm app for Android, called Fake Dawn. Friday I was talking to my friends, and we mentioned turning back the clock for daylight saving time (DST) on Saturday night, then proceeded to praise our phones that already do that automatically. Wait a minute: does my app work in this case? I […]
Fake Dawn app updated, and thoughts about Android API backward compatibility
October 12, 2014
Some time ago I wrote an Android app called Fake Dawn, mainly to learn about the basics of Java development on Android, and also to implement something that I can use everyday: an alarm that wakes you up gently by gradually increasing the volume and the light in a customizable way. I collected the things […]
Google announces Android One
September 15, 2014
The Nexus products are meant to be the flagship of Android smartphones and tablets, implemented at the state of the art, powerful enough to display all the latest features and efficient enough to have a decent battery life. Android One aims to be the smartphone of the masses, much like Nokia GSM phones were at the […]
Upgrading my Galaxy S from Cyanogenmod 10 to 11
August 9, 2014
I still use a Samsung Galaxy S (yes, without any numbers or words after the S), and I installed CyanogenMod on it. I kept upgrading it quite regularly until some time ago, when CyanogenMod decided to call their releases “snapshots” and I instinctively labelled them in my mind as “nigtly builds”, when instead they are the […]
The development process of my Android app
March 26, 2013
I received a request from one of my readers, who wanted details on the development process of my Fake Dawn app. I wrote them a response and the mail has become quite consistent, so I decided to post it also on my blog, because it is a nice summary of what was going on in my […]
Fake Dawn version 1.1 available on Google Play and F-Droid
January 6, 2013
Fake Dawn is my Android app to wake up gently (more details in this past blog post). I recently uploaded a new version (1.1) on Google Play; it fixes some bugs that were reported to me through the Developer Interface by Android users. Fake Dawn is Free Open Source Software (project page), and because of this […]
WhatsApp is broken, really broken | fileperms
September 19, 2012
WhatsApp is broken, really broken | fileperms. This article explains in details many security problems of WhatsApp, the widely used instant messaging application. To summarize: The mobile number is sent in plain text over the network The username of the account is the mobile number The password can be derived either from the MAC address […]
Fake Dawn: an Android app to wake up gently
July 23, 2012
I present you my first Android app: Fake Dawn. Fake Dawn is an alarm that gradually increases brightness and sound volume to lead you out of deep sleep and wake you up gently. There’s plenty of medical research indicating that our sleep rhythm is influenced by light. Usually we are impacting negatively our sleep pattern […]
Screenshots on Samsung Galaxy S
June 19, 2011
Quick trick: how to take a screenshot on your Android Samsung Galaxy S? Press the back key and keep it pressed Press the home key and release it Release the back key You will hear a click if you are not in silent mode, and a new PNG image will appear in the ScreenCapture directory, […]
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License
Freedom Embedded by Francesco Balducci is licensed under a Creative Commons Attribution-Share Alike 4.0 License.
Freedom Embedded 
October 26, 2014
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