Solving problems using a programming language is the main aim of learning programming. Let’s see an example of a problem and how to solve it using everything we learned until now (Unit 1 and 2). To solve a problem using programming, we have to follow certain steps, usually on the same order. We first identify […]
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Objects are a central concept in Object-Oriented Programming (OOP). In this article, you will learn what objects are in OOP and how to use them. From the previous lesson, we learned that “In Object-Oriented Programming, we use classes to represent concepts of the real world.”. In other words, a class is used to represent a
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Applying algorithms is the goal when you want to use a programming language to solve problems. In the last unit of this course we studied how to create simple algorithms. This one, is about how to apply those algorithms using a programming language. If you missed the first unit, you can find it here. Notice
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Class is the main concept in Object-Oriented Programming. If you really want to understand and use object-oriented programming, you must master the concept of Class. In this article I’ll answer the following questions: What is Object-Oriented Programming (OOP)? Which is the main concept in OOP? What are a data structure and an abstract data type (ADT)?
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Are you a beginner looking for an example of a program using OOP? In this article, I’ll show how to create a program using OOP in python to help a car rental company to automate its business. The problem: Car Rental Company Company X has a car rental service. The business knows for each of
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Object-Oriented Programming is one of the most used programming paradigms to develop software. This article shows a series of posts I wrote about object-oriented programming in Python, and the right order you must follow to read them. The study of Object-Oriented Programming (OOP), as the study of many other subjects, is divided into topics or
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One of the must-know topics in programming is files. It is very useful, and you will have to use it in many situations. In this article, you will learn how to work with files in python through examples. Let’s say you are writing a program and it has about 1000 lines of code. Now you
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Exception handling is a mechanism provided by programming languages to create robust software. A robust software handles errors and wrong inputs so the software doesn’t crash. In this article, I’ll show you how to do exception handling in python. Why is important to create robust software that doesn’t crash? All of us probably experienced a
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In this post I’m going to show you how to solve problems using inheritance and polymorphism in python, how to solve a real-life problem. I’ll keep working in the problem description I show you in the first post of the series. So, it is easy for you to understand the situation we have to solve.
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In this post, you can learn about inheritance and polymorphism in Python with examples. These two concepts are a cornerstone in programming. It doesn’t matter what programming language you are learning; you need to know these two topics. If you are reading this post, I assume you already know what a class in programming is.
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