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From `sync.Map` to Concurrent-Safe Awesomeness in Go
Hey, Go dev! If you’ve been slinging code for a year or two, you’ve probably wrestled with goroutines...

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Building a Teacher Search AI Agent with Mastra and Structured Data Streaming
Recently, we released a "teacher search agent" feature at Manalink, an online tutoring platform. This...

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logging and debug
The most basic way to output an error message: fmt.Fprintf(os.Stderr, "error message") ...

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about clash
clash是我从github上下载的翻墙工具 但是我本人并不太understand计算机网络 故而写一下博客 Idea Pycharm VSCODE使用clash代理 ...

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Fluent Validation em .NET
O FluentValidation é uma biblioteca que é utilizada para validar objetos de formas simples,...

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A2A MCP: Predicting the Winner in AI Protocol Evolution
In today's rapidly evolving artificial intelligence landscape, protocol standardization has become a...

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What’s the Fastest Way to Prototype an API Integration?
You know the drill. Someone asks, “Can you whip up a quick API integration?” You think: Sure, give me...

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🔢Beginner-Friendly Guide "Maximum Difference Between Even and Odd Frequency II" LeetCode 3445 (C++ | JavaScript | Python)
Hey, algorithm adventurers! 🔍✨ Today we’re diving into a tricky substring frequency problem from...

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Why trying to be clever is the fastest way to writing bad code
The 3 types of developers In my experience, there are 3 types of people drawn to...

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Read blog for beginners
How to Link HTML, CSS, and JavaScript Files for Beginners

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5 HTML Tips for Building a Secure Website
Security is a crucial aspect of web development, and while much of the focus is often on backend...

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How to Become a Web Developer in 2025: A Step-by-Step Plan
How to Become a Web Developer in 2025: A Step-by-Step Plan The tech industry continues to...

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Personal Picks: Data Product News (June 11, 2025)
This article is an English translation of the original Japanese article:...

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动态代理
在 Java 中，InvocationHandler 和 Proxy 是实现 动态代理 的核心组件，属于 Java 的反射机制（java.lang.reflect...

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AI Is Writing the Code—So Why Are We Still Debugging Everything by Hand?
AI was supposed to make development easier. But all it really did was make things faster—which, if...

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Is HTML not a Programming Language?
Introduction I was drinking lassi. Wait, what's lassi in English? I don't know, go check...

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📘 WAF（Web Application Firewall）介紹與應用說明
🔰 什麼是 WAF？ WAF 全名為 Web Application Firewall（網站應用程式防火牆），是一種專門針對 Web...

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Simple Node.js Static File Server
In this project, I built a basic static file server using Node.js. The server listens on port 3000...

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i18n With Tolgee
🌍 Easy i18n in React with Tolgee If you're building a React app and want to support...