Browsing All posts tagged under »app«

Java and daylight saving time

October 26, 2014

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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

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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 […]

The development process of my Android app

March 26, 2013

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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

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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

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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

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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 […]