Foreword
Software is eating the world. This famous phrase from Marc Andreessen is one of my favorite quotes, almost a meme that reveals the current state of affairs. Never before in the history of humanity has there been so much software, or has it been in charge of so many things. For those of us who live in cities, there is almost nothing around us that is not managed by software. Every year, more control is delegated to software artifacts. And with the explosive and disruptive advent of artificial intelligence, this trend is only accentuated: the AIs we interact with are also software.
I am from the generation that was a programmer before being a software user. I started programming at 16, with small programs. At 18, I began working on larger systems and facing the basic motivation of this book, the reason why it is so welcome and even necessary: the software, that software on which more and more things depend, is written by humans. It’s code. And the quality of that code is directly reflected in the quality of the software, its maintainability, life span, cost, performance…
With those early systems, programmed by very small teams of two or three people, I learned the hard way why it is advantageous to have clean code. And I wish I had a book like this to guide me at that time because it would have saved me a lot of time.
This doesn’t mean that the relevance of the book was left behind in those prehistoric times of computing, or that its audience is novice programmers who need ...
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