计算机英语高级词汇·Programming【精简3篇】

暖风醉人分享2017-07-05 01:49:38 次阅读

计算机英语高级词汇·Programming 篇一

Understanding Object-Oriented Programming Concepts

Introduction

In the world of computer programming, one of the most widely used programming paradigms is Object-Oriented Programming (OOP). OOP is a powerful programming approach that allows programmers to organize and structure their code in a more logical and efficient manner. This article aims to provide a comprehensive understanding of the key concepts in OOP.

Classes and Objects

In OOP, everything revolves around classes and objects. A class is a blueprint or template that defines the properties and behaviors of an object. An object, on the other hand, is an instance of a class. It represents a specific entity that can have its own unique characteristics and can perform specific actions.

Encapsulation

Encapsulation is the concept of bundling data and methods together within a class. It enables the data to be hidden from outside access and can only be accessed through the methods defined in the class. This helps in achieving data security and code reusability.

Inheritance

Inheritance allows the creation of new classes based on existing classes. It is a mechanism that allows a class to inherit properties and behaviors from its parent class. This promotes code reuse and facilitates the creation of hierarchical relationships between classes.

Polymorphism

Polymorphism is the ability of an object to take on different forms or have multiple behaviors. It allows objects of different classes to be treated as objects of a common superclass. This concept is particularly useful when dealing with complex systems that involve multiple objects and interactions between them.

Abstraction

Abstraction is the process of simplifying complex systems by breaking them down into smaller, more manageable parts. It involves hiding the unnecessary details and exposing only the essential features. Abstraction helps in reducing complexity, improving code readability, and enhancing code maintainability.

Conclusion

Object-Oriented Programming is a fundamental concept in computer programming. Understanding the key concepts of OOP, such as classes and objects, encapsulation, inheritance, polymorphism, and abstraction, is essential for building robust and scalable software applications. By applying these concepts effectively, programmers can write cleaner, more modular, and reusable code.

计算机英语高级词汇·Programming 篇二

Introduction to Functional Programming

Introduction

Functional Programming (FP) is a programming paradigm that treats computation as the evaluation of mathematical functions and avoids changing state and mutable data. It is gaining popularity due to its ability to handle complex problems and promote code reusability. This article aims to provide a basic understanding of functional programming concepts.

Pure Functions

In FP, functions are considered pure if they always produce the same output for the same input and have no side effects. Pure functions are independent of the external state and do not modify any data outside their scope. They are deterministic and easier to test and reason about.

Immutability

Immutability is a core principle in functional programming. It states that once a value is assigned, it cannot be changed. Instead, new values are created through transformations. Immutable data ensures that the state remains consistent and reduces the chances of bugs caused by unintended modifications.

Higher-Order Functions

Higher-order functions are functions that can take other functions as arguments or return functions as results. They enable the composition of functions, allowing developers to build complex behavior by combining simpler functions. Higher-order functions are a powerful tool in functional programming and facilitate code reuse and modularity.

Recursion

Recursion is the process of a function calling itself. It is a fundamental technique in functional programming for solving repetitive tasks. By breaking down a problem into smaller sub-problems and solving them recursively, developers can write elegant and concise code. However, recursive functions should be carefully designed to avoid infinite loops.

Referential Transparency

Referential transparency is a property of pure functions that states that a function call can be replaced with its return value without affecting the program's behavior. This property allows for expression rewriting and optimization. It also promotes code readability and makes programs easier to understand and reason about.

Conclusion

Functional Programming offers a different approach to solving problems compared to traditional imperative programming. By focusing on pure functions, immutability, higher-order functions, recursion, and referential transparency, developers can write code that is more maintainable, testable, and scalable. Understanding the basic concepts of functional programming is essential for any programmer looking to broaden their programming skills.