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Eiyouwei Documentation

website·Indexed 30 days ago

https://www.eiyouwei.net

A collection of programming tutorials and project guides covering Python basics, functional programming, and full-stack development. Includes detailed walkthroughs for a Django and Vue.js movie project, featuring Redis installation, Celery task management with Flower, axios configuration, and payment integration.

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What's inside Eiyouwei

  1. Overview of Python language features and advantages

    Python is a high-level programming language designed for simplicity and readability, often described as feeling like reading English. Its key advantages include:

    • Simplicity & Maintainability: Easy to learn, clear code definitions, and highly maintainable source code.
    • Extensive Ecosystem: A vast collection of standard and third-party libraries for complex functionality.
    • Portability & Extensibility: Works across multiple platforms and allows critical performance-heavy sections to be written in C/C++ and called from Python.
    • Database Support: Provides interfaces for major commercial and NoSQL databases, including Oracle, MySQL, SQL Server, Redis, and MongoDB.
    • Embeddability: Can be embedded into C/C++ applications to provide scripting capabilities to users.

  2. Overview of Alipay Sandbox Environment

    The Alipay Sandbox is a secure, low-barrier testing environment provided to developers. It allows for API testing and debugging without needing commercial business qualifications or affecting the production environment. It simulates the production environment to make the development process more efficient.

  3. Overview of Django Framework and MTV Architecture

    Django is a high-level Python web framework designed for rapid development and clean, pragmatic design. Its primary goal is to simplify the development of database-driven websites. It utilizes the MTV (Model-Template-View) architectural pattern and provides a set of reusable components to build high-performance websites.

  5. Overview of Python functional programming functions: map, filter, and reduce

    Python provides several built-in functions that implement functional programming characteristics:

    • map(): Transforms every element in an iterable using a provided function.
    • filter(): Filters elements of an iterable based on a predicate function (keeping only elements where the function returns True).
    • reduce(): Cumulatively applies a function to the elements of an iterable, reducing the sequence to a single final value.

  6. Overview of the Django production deployment stack

    Deploying a Django project for public access typically requires moving from a local development environment (Windows/Mac) to a Linux-based server (e.g., Ubuntu, CentOS) for better performance. A standard production stack includes the following components:

    • Cloud Server: A virtual machine from providers like Alibaba Cloud, Tencent Cloud, or Huawei Cloud.
    • Code Deployment: Using Git to push local code to a repository and clone it onto the server, or using a management panel like BT (Baota) for file uploads.
    • Nginx: Used as a reverse proxy to expose local ports to the external internet, allowing public users to access the site.
    • Gunicorn: A WSGI HTTP Server used instead of Django's runserver to provide multi-process handling and higher performance.
    • Supervisor: A process control system used to manage and monitor the Gunicorn processes to ensure the application remains running.

  7. Overview of the Django + Vue Movie Project course

    This course provides a comprehensive guide to Python Web development using the Django framework and Vue.js. It focuses on building a real-world movie information website called 'Berry Movie' (浆果电影), covering the full stack from frontend design to backend database management.

  8. Overview of Djoser for Django User Management

    Djoser is a Django module that provides a set of REST endpoints to handle common user account tasks. It integrates with Django REST Framework (DRF) and supports both Token and JWT authentication. Key functionalities include user creation, account activation, password setting, password resetting, and user profile modification.

  9. Overview of Gunicorn for Python Web Applications

    Gunicorn is a mature, high-performance Python WSGI HTTP server designed for running Python web applications (such as Django and Flask) in production environments. Unlike Django's built-in runserver, which is single-process and handles requests sequentially, Gunicorn supports a multi-process model to leverage multi-core CPUs and handle high concurrency.

  10. Understand the core principles of marketing and business logic

    Marketing is not a single event but a comprehensive system of coordinated skills, resources, and organizational capabilities. Success in business is fundamentally a success of business logic, where competitive advantages (such as technical leadership, cost leadership, or operational efficiency) are created through consistent business operations. Key principles include:

    • Customer-Centricity: Marketing must be based on the customer's perspective and preferences, not the provider's. Actions should be driven by customer needs and interests.
    • Resource Alignment: Business decisions should be based on existing capabilities and resources rather than idealistic desires.
    • Value Creation: The essence of marketing is altruism—creating value for others. Profit is the reward for the value created.

  11. Implement component-based architecture for Header and Footer

    To optimize the project structure and avoid repetition, extract the header and footer HTML from HomeView.vue into separate Vue components located in the src/components directory. This allows these components to be reused across different pages.
    src/
├── components/
│   ├── Footer.vue
│   ├── Header.vue

  12. Understand Python Set characteristics

    A set in Python is an unordered collection of unique elements. Key characteristics include:

    • Unordered: Elements do not have a defined order.
    • Unique: Duplicate values are automatically removed; only one instance of a value is kept.
    • Mutable: The set itself can be modified (elements added or removed).
    • Hashable Elements: Only immutable (hashable) data types can be elements of a set (e.g., numbers, strings, tuples). Mutable types like lists or dictionaries cannot be added and will raise a TypeError: unhashable type.