Python Basics: Unpacking • Learning Objectives 🎯 • Master<span>basic unpacking</span>, <span>extended unpacking</span>, <span>dictionary unpacking</span>, and other operations • Understand the operation of<span>function parameter unpacking</span> • Comprehend its practical applications in data processing 1. Knowledge Points Detailed 📚 1.1 Basic Concept of Unpacking Unpacking is a powerful and practical feature in Python that allows us to … Read more
The core functionality of NumPy (Numerical Python) is specifically designed to handle multidimensional arrays, but its capabilities extend far beyond that. As the foundational library for scientific computing in Python, it centers around N-dimensional arrays (ndarray), deriving a full range of functionalities covering mathematical operations, linear algebra, data preprocessing, and more. 1. ndarray: NumPy’s Exclusive … Read more
Python Self-Learning Secrets This course covers the core foundational concepts of Python. It is recommended to practice each knowledge point with code to deepen understanding through repeated exercises. The key to learning programming is continuous practice. Wishing you a fruitful journey in learning Python! Python Programming Introduction: From Zero to Your First Program 1. Introduction … Read more
Yesterday, the news about “Google’s entire Python team being laid off” flooded social media. In fact, this news originated from two technical community websites (the one most frequently cited is below), and it is not an official statement from Google.This action naturally raises various speculations, especially during sensitive times, people naturally associate it with the … Read more
The core problem that Docker solves is application packaging. Containers themselves have no value; the value lies in container orchestration. Underlying Principles of Docker The underlying principles of Docker utilize Linux’s Cgroups and Namespace technologies. Cgroups are the primary means of creating constraints, while Namespace technology is the main method for modifying process views (isolation). … Read more
Introduction: With the gradual development of the Internet of Things (IoT) era, the connections between devices have become closer, and each node cannot exist independently. Devices that are closely related to our daily lives, such as routers, cameras, and printers, increasingly impact various aspects of our lives, from personal privacy to intelligence gathering between hostile … Read more
This article is an excellent piece from the KX forum. Author ID on KX forum: Ylarod One When we first encountered this issue, we found that in the Linux system, we can use memfd_create and execve to execute ELF in memory. However, on Android, we encountered the following problem: CANNOT LINK EXECUTABLE "/data/local/tmp/payload": library "libicu.so" … Read more
Introduction Like most companies, Liulishuo has experienced a growth in business traffic and an increase in backend services. The business gateway, as the entry point for all services, plays a crucial role. With the development of the business, the architecture and operation of the business gateway have been continuously evolving, aiming to provide more stable … Read more
Linux | Red Hat Certified | IT Technology | Operations Engineer👇 Join our technical exchange QQ group with 1000 members Note: [Public Account] for faster approval In Kubernetes, a ConfigMap is an object used to store configuration data. It provides a way to separate configuration data from containers, allowing the configuration of containers to be … Read more
April and May are the peak blooming months for honeysuckle flowers, with clusters hanging from trees like little bells, dancing in the wind. Their vibrant appearance and pleasant fragrance make them irresistible, especially since they are edible and taste sweet! How nutritious are these delicious and fragrant honeysuckle flowers? What are the ways to consume … Read more