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@ewernli

@ewernli

Erwann's Blog on Software Architecture, Technology, and Organisation

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Author: ewernli

Design & Architecture

Realtime Mobile Messaging Architecture

January 22, 2021January 25, 2021 ewernli

A short overview of approaches for mobile messaging.

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Science

The Planet Remade

January 7, 2021January 8, 2021 ewernli

The book explores geoengineering approaches to cool down the planet, such as spraying aerosol in the stratosphere, in order to offset the greenhouse effect.

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Science

Energy and Civilization

December 28, 2020January 8, 2021 ewernli

This book describes in great details the energy transitions that happened throughout history. The book is a thorough account of human ingenuity to transform energy into heat, light, or motion.

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Science

Limits to Growth

December 27, 2020January 24, 2021 ewernli

In the book Limits to Growth, the authors work out step by step a model of the world, to explore various computer scenarios for growth up to 2100. A fantastic analysis, with a rather grim perspetive for our future.

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Design & Architecture

Streams Everywhere

November 14, 2020January 18, 2021 ewernli

The concept of a stream of events with sources, sinks, and processors is one of the most powerful abstraction in computer science.

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Design & Architecture

Software Metaphors

November 13, 2020November 22, 2020 ewernli

The software architecture metaphor puts the emphasis on the structural properties of software systems. Other metaphors - city, garden, or biology - can help explain other properties of software systems better.

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Technology

Superintelligence

November 11, 2020November 28, 2020 ewernli

If artificial intelligence is a computation, does it learn by accumulating more input data, by changing its own computation, or both?

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Science

Factfulness

October 25, 2020January 17, 2021 ewernli

In the book Factfulness, Hans Rosling reminds us that our model of the world is probably too simplistic, outdated, or plain wrong. He also reminds us that progress is an incremental process that doesn’t make newspaper headlines, but still happens.

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Software Engineering

Software Rewrite

June 29, 2020January 17, 2021 ewernli

Software rewrites are risky undertakings, but sometimes necessary. Advising strictly against rewrites is too extreme, but it's also worth beeing aware of the risks.

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Agile Leadership

Aligning incentives

January 22, 2020November 22, 2020 ewernli

Different people priorizing goals differently inevitably leads to frictions. Incentives must be aligned for the friction to disappear.

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