Installed Debian on Acer Aspire One 522 netbook

March 1, 2015

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openlogo-100

My mother has an Acer Aspire One 522 netbook (as for the post title) and used it to surf the net and play some Facebook games… until it fell hard while it was on, and it wouldn’t boot any more: it would get stuck on the boot screen where you can tap F2 to enter […]

Posted in: Software

Linux.conf.au 2015 Keynote: Linus Torvalds

January 21, 2015

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Tux

The linux.conf.au conference has been held last week in Auckland. The videos of the conference have been published, and among them I saw the segment starring Linus Torvalds. The keynote was moderated by Andrew Tridgell, and the participants were Linus, Bdale Garbee and Paul “Rusty” Russell. Here is an outline that I hope can be useful if you don’t have time […]

Posted in: Software

Nostalgia trip: QBasic game programming

January 18, 2015

7

PIXELPlus 256 running in DOSBox.

After I wrote my last post I couldn’t stop thinking about old days, and how I programmed in the early nineties, when I was around ten years old. I used to write small games for myself, but I spent far more time coding than ultimately playing them, because creating was the fun part, understanding what the computer […]

Posted in: Software

Paul Graham – What Doesn’t Seem Like Work?

January 17, 2015

1

QBasic game GORILLAS.BAS

Paul Graham suggests that, when we find a task that entertains us to the point that we are eager to do it, and when people around us doesn’t seem to approach that same task with the same enthusiasm, then we have found a clue. It’s a clue that points towards a direction that could very well […]

Posted in: Working

Using a rain sensor with Arduino Uno in C

December 23, 2014

2

Arduino Uno rain sensor application

An application written in C that interfaces a rain sensor to Arduino Uno by reading digital and analog signals, and visualizing the levels on a PWM-driven LED and a serial terminal.

Posted in: Hardware

Arduino interrupts in C: implementing a time switch

December 15, 2014

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Arduino Uno with button for time switch application.

This post continues the series of simple Arduino applications written in C instead of the official Arduino language and IDE. See the previous posts about the basics, using a buzzer and a LED matrix. The goals of using C are mainly to understand better the microcontroller, to reduce the needed resources in terms of code memory, RAM and […]

Posted in: Hardware

Video: The art of writing software

November 23, 2014

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This video is an introduction on what software is and what programmers do, and it’s great because it can be shared with everyone, especially those who know nothing or almost nothing about software. via Reddit.

Posted in: Software
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