September 2023
Intermediate to advanced
430 pages
8h 6m
English
Content preview from Clean Code Cookbook
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Chapter 2. Setting Up the Axioms
2.0 Introduction
Here’s a common definition of software:
The instructions executed by a computer, as opposed to the physical device on which they run (the “hardware”).
Software is defined by its opposite; everything that is not hardware. This is not exactly a good definition of what software actually is. Here’s another popular definition:
Software, instructions that tell a computer what to do. Software comprises the entire set of programs, procedures, and routines associated with the operation of a computer system. The term was coined to differentiate these instructions from hardware—i.e., the physical components of a computer system. A set of instructions that directs a computer’s hardware to perform a task is called a program, or software program.
Many decades ago, software developers realized that software is much more than instructions. Throughout this book, you will think about system behavior and come to realize that the primary purpose of software is:
To mimic something that happens in a possible reality.
This idea returns to the origins of modern programming languages like Simula.
Simula
Simula was the first object-oriented programming language to incorporate classification. Its name clearly indicated that the purpose of software construction was to create a simulator. This is still the case with most computer software applications today.
In science, you build simulators to understand the past and forecast the future. Since Plato’s ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.