Developing software for companies is a task that requires specialized knowledge and tools, adhering to the principle of software development. It is imperative to use solutions that reduce the number of errors generated and to regularly check your code for possible optimizations, ensuring the correct implementation of this process. By following the principle of software development, developers can establish a foundation of best practices to enhance the quality, reliability, and efficiency of the software they create for businesses.
What is the software development process?
Software development is a complex process aiming to create a product that meets the client’s expectations within the planned time and budget. Examples of effective solutions can be found on the website https://www.goodcore.co.uk/. The complexity of the process determines the development of specific, sequential actions that the project team performs. The waterfall approach to software development is gradually becoming a thing of the past, giving way to more agile methods.
The main challenge facing the design team is understanding the client’s needs and business goals and creating a system tailored to the client’s expectations based on this knowledge. The software development process can be divided into several stages:
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Planning (determining the purpose of the finished software).
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Analysis (determining the software’s technical characteristics and requirements).
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Design (choosing the technology and tools necessary for the correct project implementation).
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Implementation (implementation of the project, including coding and testing).
The project’s goal is always to provide a program that meets the requirements, considering the optimization of time and costs for its implementation. Therefore, individual steps may differ depending on the chosen software development method.
Main principles
Software developers are in demand as many companies rely on them to create software for their business needs. They must have a wide range of skills and be guided by the most essential principles:
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Single Responsibility Plan (SRP): An SRP defines how modules, classes, and functions are intended to work. Each module or class should have only one responsible for a portion of the functionality provided by the software. Classes or functions with individual functionality are more understandable, manageable, and customizable. Having a single responsibility for your code also makes your code more organized and easier to read.
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Openness and closedness (OCP): Software development is usually done in stages. Development teams implement features, test them, and then deliver them to users. They then move on to implementing the next set of features. When introducing new features, OCP states that changing existing code or functionality is wrong. OCP also states that code can be open for extension but closed for modification. Instead, add an extension that introduces the functionality you offer instead of changing the fundamental principle. Composition and inheritance are the best approaches for adding new code without breaking old code.
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Liskov replacements (LSP): This principle states that any inherited class should simply complement and not change or replace the behavior or function of the base class (parent class). Before including extensions, software developers should test them to ensure they behave similarly to the base class. Inheritance codes should be used contextually and sparingly.
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Interface separation (ISP): It is a directive about how a class component (client) should behave. Class clients should not have forced dependencies on derived or impersonal methods. The regulations state that codes should only use internal methods and approaches.
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Dependency Inversion (DIP): aims to eliminate unfair coupling between software modules. Top-level modules should depend only on abstractions, not low-level modules. In addition, abstractions must be independent of details. But the facts must rely on the abstractions. You need a software engineer working at the interface level to do this correctly.
