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Computer Programming for Absolute Beginners

You're reading from  Computer Programming for Absolute Beginners

Product type Book
Published in Jul 2020
Publisher Packt
ISBN-13 9781839216862
Pages 430 pages
Edition 1st Edition
Languages
Author (1):
Joakim Wassberg Joakim Wassberg

Table of Contents (19) Chapters

Preface 1. Section 1: Introduction to Computer Programs and Computer Programming
2. Chapter 1: Introduction to Computer Programs 3. Chapter 2: Introduction to Programming Languages 4. Chapter 3: Types of Applications 5. Chapter 4: Software Projects and How We Organize Our Code 6. Section 2: Constructs of a Programming Language
7. Chapter 5: Sequence – The Basic Building Block of a Computer Program 8. Chapter 6: Working with Data – Variables 9. Chapter 7: Program Control Structures 10. Chapter 8: Understanding Functions 11. Chapter 9: When Things Go Wrong – Bugs and Exceptions 12. Chapter 10: Programming Paradigms 13. Chapter 11: Programming Tools and Methodologies 14. Section 3: Best Practices for Writing High-Quality Code
15. Chapter 12: Code Quality 16. Other Books You May Enjoy Appendix A: How to Translate the Pseudocode into Real Code 1. Appendix B: Dictionary

Summary

In this chapter, we discussed the most fundamental concept that we have in programming: a sequence.

Sequential thinking can help us structure our ideas so that we can break them down into smaller pieces. As we have mentioned in this chapter, grasping everything a program needs to do can be hard, so we need a way to be able to focus on the details without losing the overview of what the program needs to do.

The concept of doing things in sequence is also at the very heart of any program, since the instructions we write are executed one after the other. This is important because we need to make sure that these instructions come in the right order.

The instructions we write are made up of statements, and we learned that some statements are short and simple, while others can span several lines and be made up of other statements. Some are smaller building blocks, called expressions. We are now on an abstraction level where we can deal with details such as adding two numbers...

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