Encapsulation
Encapsulation
One of the fundamental pillars of object-oriented programming is encapsulation. This powerful characteristic allows us to control access to class members, hiding implementation details and protecting the state of our objects. In this article we will delve into the concept of encapsulation, the usefulness of getters, setters, public/private properties and methods, and the important benefits this provides us as developers.
Classes and objects
Classes and objects
In object-oriented programming, classes and objects are the key concepts to understand how we model elements of reality and define their structure and behaviour within software. Let's look in detail at the anatomy of a class, how to create objects from it to use their properties and methods, and other key details of their relationship.
Recursive Functions
Recursive Functions
Recursion is a fundamental concept in programming that allows a function to call itself. At first it may seem counterintuitive, but mastering this approach opens the door to elegant solutions for certain problems.
Functions
Functions
In the vast and exciting world of programming, there are concepts that are fundamental pillars for any developer, regardless of their experience level. One of these concepts is functions. What are they? Why are they so crucial? Let's find out!
Flow Control
Flow Control
When we embark on the exciting journey of learning to program, we soon discover that programming is not just about writing code, but also about controlling the flow of that code. We can compare it to the flow of decisions we make in our daily lives. For example, if it’s cold outside, we put on a coat before going out. If we have no pending tasks, we go to the movies. Our actions depend on these evaluations and decisions. Control flow is, essentially, the way we decide which part of the code runs, when it runs, and how many times it does. To do this, we have a variety of structures that allow us to make decisions, repeat actions, and split our code into logical blocks.
Input and output operations
Input and output operations
Input/output operations (I/O) allow a program to communicate and exchange data with the outside world. In this article we will see in detail input operations from the keyboard or a file, and output to the screen or a file.
Variables and Data Types
Variables and Data Types
Understanding how variables and data types work is essential to master any programming language. In this article we will review the basic concepts of variables, operators, data types and type conversions using the Python language. We will cover both theory and practical examples so you can apply these concepts in your own programs.
Set Up your Development Environment
Set Up your Development Environment
Venturing into the world of programming might seem like a Herculean task, especially when faced with the initial decision: Where to begin? This article will guide you through the essential steps to set up your programming environment, ensuring a solid foundation for your coding journey.
Boolean Logic
Boolean Logic
In life, we often seek certainties. Will it rain tomorrow, true or false? Is a certain action right or wrong? This dichotomy, this division between two opposing states, lies at the very core of a fundamental branch of mathematics and computer science: Boolean logic.
Numerical Systems
Numerical Systems
Every day, we're surrounded by numbers. From the alarm clock's digits waking us up in the morning to the price of our favorite morning coffee. But, have you ever stopped to ponder the essence of these numbers? In this article, we will dive deep into the captivating world of numbering systems, unraveling how one number can have myriad representations depending on the context.
Continuous Delivery
Continuous Delivery
Here you can find information about Continuous Delivery, what is it, which benefits can you expect from it, the challenges you might face trying to adopted and so on.
The Computer
The Computer
In today's digital age, where electronic gadgets seamlessly integrate into our daily lives, understanding the bedrock upon which these marvels stand becomes not just an academic interest but a societal necessity. As we embark on this enlightening voyage into the heart of computers, we aim to demystify the intricate dance between the physical and the abstract, between the tangible hardware and the intangible software.
Continuous Integration
Continuous Integration
What is Continuous Integration? Which benefits it provides? In this article you can find answers to those questions and many more.
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Requirements Engineering
Requirements engineering is the process of defining, documenting and maintaining requirements for a software system. It is the first and foundational stage in the software development lifecycle. Requirements express the needs and constraints that the software must satisfy in order to solve problems and provide value to users and the business. Let's get started understanding the basics of requirements in software projects.
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The Deployment phase
The deployment stage involves releasing the software into production and making it available for end users.
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The Maintenance phase
Once a software application is deployed and begins its life in the hands of users, its journey is far from over. The maintenance stage, often overlooked by novices, plays a pivotal role in the Software Development Life Cycle (SDLC).
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The Testing phase
In the rapidly-evolving domain of software development, delivering a product isn't the endpoint, it's a milestone. However, before that milestone can be reached, a rigorous evaluation must ensure the software is robust, user-friendly, and aligns with specified requirements. The torchbearer of this assessment? The testing stage of the Software Development Life Cycle (SDLC). Dive with me into this crucial phase and fathom its depth and expanse.
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The Implementation phase
The Software Development Life Cycle (SDLC) guides software engineers through the steps of creating quality software. In the implementation stage, abstract designs materialize into tangible lines of code, giving birth to the software's functional attributes.
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The System Design phase
System design is an essential part of the Software Development Life Cycle (SDLC). In many ways, this phase sets the stage for the eventual construction of the software system.
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The Planning phase
Stepping into the vast world of software development, one quickly realizes that building successful software isn't just about writing code. It requires foresight, strategy, and, above all, meticulous planning. The planning phase of the SDLC serves as the foundation upon which all subsequent stages are built. Here, we'll unpack this critical phase, understanding its nuances and appreciating its central role in software engineering.
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Introduction
In the realm of software and technology, a predictable and structured approach to software development is pivotal. The Software Development Life Cycle (SDLC) offers just that. As we delve into the SDLC, you'll understand its integral role in the world of software engineering and how it manifests in various development methodologies.
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Introduction
In today's digital age, it's impossible to imagine a world without software. From the apps we use daily to sophisticated systems that run entire cities, software is an intricate part of our lives. If you're at the beginning of your journey into the world of software, this article will provide a foundational understanding of what software is, what software engineering entails, and the paramount significance of both in today's world.
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Revert a pushed change in Git
Have you ever pushed a change in Git and it was wrong? Here you'll learn how to revert the change, even if the problem was with a merge commit.