Recent Posts

Global Warming Caused by Continuous Carbon Emissions

How to Stop the Global Wildfires Epidemic?

Media's attention is currently drawn to the Corona virus epidemic. But, what's the status of fires that were burning major biodiversity hot spots? The answer is provided by today's map from NASA's Fire Information for Resource Management System (see Figure 1 below). In South America, Amazon rainforest fires are record-breaking ...
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Brain Treats App Your Daily Dose of Fun Facts

Brain Treats App: Your Daily Dose of Fun Facts!

Want to get smarter while having fun? The Brain Treats app is for you. You will learn astonishing facts and real amazing anecdotes. It works even if you are offline. Energize Your Brain with Fun Facts You can use the Brain Treats app if you are alone and bored, to ...
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TED #JoinTheCountdown

#JoinTheCountDown TED Movement

Dear Humans,Our home is in danger. The net annual greenhouse gas emissions is 55 Gigatons. That is 55,000,000,000,000 Metric Kilograms. Yes, 55 1012 Kg!All these trillions of emissions should be turned down to 0, if we want to avoid catastrophic global warming. This is why TED launched #JoinTheCountDown worldwide movement. The ...
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Robots with Soul by Guy Hoffman at TEDx Jaffa

How to Make Lifelike Robots with a Soul

A common misconception is that robots need advanced AI algorithms to have fluid interactions with people. Another myth is that robots need to have some special shape to be engaging.There's actually a better, simpler, and more elegant way! Secrets of Engaging Interactive Robots Guy Hoffman from Cornell University introduced a ...
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3D Printed Gifts

3D Printed Chistmas Gifts

3D printing allows to make unique cool DIY gifts of all colors. The video below presents a sample of items that I did printed and offered to family and friends. Some are useful, and other are just fun. All are usable and quick to print.You can find more on 3D ...
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PharoJS Talk at ESUG Smalltalk Conference

PharoJS ESUG 2019 Update

I gave a short presentation at the ESUG 2019 Smalltalk conference that was held this year in Cologne, Germany. In this talk, I made a summary of main PharoJS changes and improvements done during the last 12 months. This includes a more robust test framework to run and test Javascript  ...
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stop wasting water

How Much Water Do We Waste Until the Shower is Hot Enough?

My friend Eric and I both noticed that on each shower, we have to wait few minutes until water is hot enough. During all this time water is pouring directly to the drain. We agreed that we need to do something about it.Before taking action, I thought that I need ...
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polygon-based SLAM algorithm for robotic exploration

Polygon-Based 2D SLAM for Robotic Exploration

Johann Dichtl successfully defended his PhD, that I've co-supervised with Luc Fabresse and Guillaume Lozenguez. The defense took place this tuesday July 2nd, 2019 morning. The jury members were: Prof. Ouiddad Labbani from Université de Limoges, Dr. Mikal Ziane, HdR, from Université Paris Descartes, and Dr. Laetitia Matignon from Université ...
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Useful 3D Print Kitchen Sponge Hook

Useful 3D Prints: Kitchen Sponge Holder Hook

One of my motivations to 3D printing is home repair and improvement. In this small project, I decided to use polypanels to make a flexible, yet robust hook for a sponge holder in my kitchen. Starting from polypanel snaps provided freely available online (Thanks Devin). STL design files are freely ...
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Observer Design Pattern implementation in Pharo

Observer Pattern Made Easy with Pharo Lightweight Observer

Lightweight Observer is an alternative to Announcement, the default Pharo  implementation of the Observer Design Pattern. I started developing Lightweight Observer because I needed a small framework, with an implementation that can be easily converted to Javascript using PharoJS. I also wanted to be straight forward to use. I had ...
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