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LuTiao Programming
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LuTiao Programming

LuTiao Programming is a friendly community offering free programming lessons. We inspire learners to explore new ideas and technologies and quickly acquire job-ready skills.

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Recent Articles

Latest from LuTiao Programming

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LuTiao Programming
LuTiao Programming
Apr 10, 2026 · Backend Development

Master Payment Gateway Design: Multi‑Channel Aggregation, Smart Routing, and End‑to‑End Merchant Onboarding

The article explains how to build an enterprise‑grade payment gateway that unifies over 50 providers, performs millisecond‑level smart routing, handles failover, dynamic fee calculation, automated merchant onboarding, sharded storage, and comprehensive monitoring to sustain millions of transactions per day.

FailoverSmart routingdatabase sharding
0 likes · 10 min read
Master Payment Gateway Design: Multi‑Channel Aggregation, Smart Routing, and End‑to‑End Merchant Onboarding
LuTiao Programming
LuTiao Programming
Apr 8, 2026 · Backend Development

From Chaos to Production: Building a Real Food-Delivery Backend with Spring Boot

The article chronicles the step‑by‑step evolution of a small team’s chaotic food‑delivery backend into a production‑ready system, detailing how they introduced layering, transactions, security, caching, async processing, messaging, observability, scalability, resilience, containerization, and testing using Spring Boot, Kafka, Redis, JWT, and Docker.

DockerKafkabackend architecture
0 likes · 10 min read
From Chaos to Production: Building a Real Food-Delivery Backend with Spring Boot
LuTiao Programming
LuTiao Programming
Apr 4, 2026 · Artificial Intelligence

Avoid Blind Upgrades: Claude Code 2.1.81 May Multiply Token Usage

Upgrading to Claude Code 2.1.81 can cause token consumption to skyrocket, context memory to reset, and overall task cost to multiply because a hidden cache‑failure bug disables context reuse, but the issue can be mitigated by downgrading and adjusting configuration settings.

AI toolingCache failureClaude Code
0 likes · 5 min read
Avoid Blind Upgrades: Claude Code 2.1.81 May Multiply Token Usage
LuTiao Programming
LuTiao Programming
Apr 3, 2026 · Artificial Intelligence

Beyond Simple API Calls: The 2026 Complete Guide to Java AI Frameworks

This article explains why enterprise‑grade AI development in Java goes far beyond calling a model, introduces the five major Java AI frameworks—Spring AI, LangChain4j, Spring AI Alibaba, AgentScope‑Java, and Semantic Kernel—compares their core features, provides concrete code samples, offers a selection matrix for different scenarios, and outlines future trends in AI system orchestration.

AI frameworksAgentScopeJava
0 likes · 7 min read
Beyond Simple API Calls: The 2026 Complete Guide to Java AI Frameworks
LuTiao Programming
LuTiao Programming
Mar 31, 2026 · Artificial Intelligence

Why Claude Code Is More Than an AI Coding Tool – It’s an AI Operating System

A leaked 512k‑line TypeScript codebase reveals that Claude Code implements a multi‑layered AI operating system with fine‑grained permission control, dynamic prompt compilation, lazy‑loaded tools, memory selection, agent coordination and compression mechanisms, far beyond a simple code‑generation assistant.

AI Operating SystemClaude CodeLLM
0 likes · 10 min read
Why Claude Code Is More Than an AI Coding Tool – It’s an AI Operating System
LuTiao Programming
LuTiao Programming
Mar 30, 2026 · Backend Development

Using Claude to Quickly Decompose Complex Spring Boot Logic in 100k‑Line Legacy Code

When inheriting a Spring Boot project with hundreds of thousands of lines and no documentation, the article shows how to leverage Claude to map module boundaries, extract business flows, classify responsibilities, generate architecture diagrams, and guide bulk refactoring, turning unreadable code into a clear structural view.

AI-assisted RefactoringClaudeCode Analysis
0 likes · 7 min read
Using Claude to Quickly Decompose Complex Spring Boot Logic in 100k‑Line Legacy Code