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I write about my career, politics, software engineering, cycling — not all in that order. All opinions are mine.

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Tag: programming

Design patterns in TypeScript: Chain of Responsibility

By Oleg Dulin on July 22, 2017

In event-driven systems messages produced by one object can be handled by one or more other objects. None of the objects need to know of one another – all they need to share is a common mechanism for distributing messages. Messages are sent from one object to another […]

Thanking MIT Scratch

By Oleg Dulin on September 14, 2013

I wrote in January that computers might have become too complicated to be used effectively for teaching kids how to program. I learned how to program on a very simple computer that had BASIC as the only way to interact with it; even to load a game I […]