AI MCP (Model Context Protocol): A Complete Guide to Solving LLM Application Development Pain Points
In the fast-paced world of AI development, building applications based on Large Language Models (LLMs) has become an industry focus. However, before the advent of MCP (Model Context Protocol), developers faced a host of tricky challenges when building LLM applications. These issues not only slowed down development efficiency but also limited the practical implementation of…
Embedded Kalman Filter Algorithm: Core Principles, Advantages, Applications, and C Code Implementation
This article provides a comprehensive breakdown of the Kalman Filter algorithm, covering everything from its core concepts to practical applications, and serves as a complete reference for both engineering development and theoretical learning. It first clarifies the recursive nature of the Kalman Filter—centered on the “fusion of prediction and observation”—then analyzes its key advantages in…
DevOps Integrating Google OAuth Login with Next.js + NextAuth.js
A complete guide to integrating Google OAuth login with Next.js + NextAuth.js. Learn step-by-step Google Cloud Console setup, fix common errors like redirect_uri_mismatch and access_denied, and avoid deployment pitfalls on Vercel. Essential for developers building one-click Google login. Recently, I integrated Google OAuth login functionality into a project and encountered numerous pitfalls from configuration to deployment. I’ve organized…
DevOps Why Your Buttons Get Spammed with Clicks? A Spring Boot Guide to Prevent Duplicate Submissions
Tired of users spamming buttons and causing duplicate submissions—like 5 identical orders cluttering your database or 2 AM emergency rollbacks? This guide breaks down how to build a full anti-duplicate system with Spring Boot, from simple local locks for single servers to Redis distributed locks for clusters. Packed with practical code snippets, pitfall warnings, and…
Embedded ARM Program Interrupt Variable Not Updating? Analysis of Compiler Optimization & volatile Modifier
This article details the “interrupt service routine variable not updating” issue in embedded ARM development, which stems from compiler optimization and missing volatile modifiers. It uses examples to explain errors caused by compiler “redundant load elimination”, illustrates how the volatile keyword prohibits register caching and maintains instruction order, and compares optimization differences at the ARM…