Linux | Red Hat Certified | IT Technology | Operations Engineer 👇 Join our technical exchange QQ group with the note 【Public Account】 for faster approval 1. Concept of Thread Synchronization Condition Variable: When a thread accesses a variable exclusively, it may find that it cannot proceed until other threads change the state. For example, … Read more
Whether in the application of fire protection systems or during related examinations, it is easy to confuse the activation and deactivation times and control requirements of related equipment. This article categorizes the information by system for easy reference and application. 01 Fire Automatic Alarm System Time – 3s ① The fire linkage controller should issue … Read more
Click the “blue text” above to follow us Currently, the RAM configurations of Android smartphones on the market are getting higher and higher, with some flagship models even surpassing certain laptops. In a horizontal comparison, as early as 2021, ASUS’s “Republic of Gamers Phone 5 Ultimate” was the first to be equipped with up to … Read more
In electronic circuit design, the Bode plot is an essential tool for analyzing the frequency characteristics of circuits. However, professional instruments often start at a high price, making them unfriendly for beginners and makers. Today, we present a low-cost, easy-to-use open-source project— based on the STM32G031 microcontroller, which accurately collects analog signals through ADC and … Read more
Introduction: Want to know the underlying secrets of Django ORM and Flask middleware? This article will guide you through building pluggable framework components using metaprogramming techniques, implementing core functionalities such as automated route registration and dynamic configuration loading step by step! At the end of the article, a Python full-stack development gift package is included, … Read more
Introduction: Still troubled by Python’s GIL limitations? This article will guide you through breaking performance bottlenecks using underlying principles + practical solutions, achieving a high-performance architecture evolution from single-machine to distributed! A Python full-stack development gift package is included at the end, claim it now >> 1. Analysis of Underlying Principles for Performance Optimization 1️⃣ … Read more
This article contains 2600 words and is recommended to be read in 5 minutes. This article introduces the first industrial-grade time series disaggregation tool in the Python ecosystem. In macroeconomic monitoring and policy formulation, the absence of high-frequency time series data (such as monthly GDP) often becomes a bottleneck for decision-making. The recently open-sourced tempdisagg … Read more
Introduction: Are you still confused about customizing class behaviors? This article will guide you through the essence of Python object-oriented programming with 10 core magic methods, teaching you step-by-step how to implement advanced features like operator overloading and context management! At the end of the article, a Python full-stack development gift package is included, claim … Read more
▲ Click the card above to follow me The Must-See Tool for Chinese Sentiment Analysis – SnowNLP As a programmer obsessed with natural language processing, I am always on the lookout for Python libraries that can quickly solve practical problems. Today, I want to talk about SnowNLP, which is definitely a little star in the … Read more
In 2025, Python programming has become an indispensable skill in many fields, whether it is data analysis, artificial intelligence, web development, or office automation, Python has demonstrated its powerful capabilities. Below is a detailed Python programming beginner’s guide to help you grow from a novice to an expert. 1. Basic Introduction (1) Environment Setup Select … Read more