Browsing All Posts filed under »Software«

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 […]

Arduino street

February 10, 2013

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This weekend I attended the Historical Carnival of Ivrea. During our tour of the old city center, I stumbled upon this street with a familiar name… One of Arduino‘s founding fathers, Massimo Banzi, was a teacher in Ivrea, and chose a famous historical figure of the city as the name of their open source project.

Sticky Bits » Developing a Generic Hard Fault handler for ARM Cortex-M3/Cortex-M4

February 1, 2013

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Sticky Bits » Blog Archive » Developing a Generic Hard Fault handler for ARM Cortex-M3/Cortex-M4. This is a very informative post on Cortex-M fault handling. It covers basic handling up to examination of the context that produced the fault.

Videos of ELCE2012 and FOSDEM2012 from Free Electrons

January 17, 2013

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Free Electrons recently posted the following resources: Videos of the Embedded Linux Conference Europe 2012 Videos of the Embedded track at FOSDEM 2012 As usual the conferences are full of interesting projects and information. My highlights for personal interest are: Wolfram Sang (Pengutronix e.K.) Maintainer’s Diary: Devicetree and Its Stumbling Blocks Slides; Video (49 minutes): full HD (329M), 800×450 (160M) Peter […]

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 […]

Linux: How to encrypt your data on hard drives, USB sticks, etc. – Random sputterings..

December 19, 2012

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Andreas Happe wrote a simple guide on how to encrypt your home directory or USB sticks with Linux. Some time ago I blogged about Encrypted Linux on USB key, which uses the same encrypting solution, LUKS. The guide: Linux: How to encrypt your data on hard drives, USB sticks, etc. – Random sputterings...

A bug that always gets me

October 21, 2012

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This week I made an error that I already repeated at least twice in my career; it doesn’t seem to stick in my brain. I’m going to write about it here, so that maybe I will stop doing it, and maybe it will prevent the same kind of error for my readers. Let’s see if you can spot […]

Attending an on-line course on compilers

October 14, 2012

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I am currently attending an on-line class on compilers at Coursera, that I already mentioned in a previous blog post. The course (prepared and lead by Professor Alex Aiken) is very interesting, and mixes formal theory with practical applications. At the end the students will be able to code a complete compiler, and they will […]

The winner of SHA-3 contest

October 3, 2012

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There’s a new standard hash algorithm in town, its official title is SHA-3 but its birth name is Keccak. NIST announced yesterday the winner of a long contest, that selected from many submissions the 5 algorithms most apt to substitute the current SHA-2 hash method, and from those 5 Keccak emerged as a victor. As I wrote in […]

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 […]

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