Posts by ruixiao liu

@ruixiao liu

Luxemn Liu

Programmer focused on web apps, APIs, and solving real-world problems with code....
Joined May 2026
834 Points18 Badges12 Connections14 Followers15 Following

Comments by ruixiao liu

Jul 7 Tutorials 2 min read
The Crash You pull down a fresh React Native repo, or you upgrade your Expo project, navigate to your ios directory, and run your standard installation command: pod install Instead of a clean build, your terminal drops a wall of text pointing to...
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Jul 7 Articles 2 min read
The problem: you did the AEO work — robots.txt allows GPTBot, llms.txt is live, Product schema is complete — and GA4 shows... nothing. That's not because the work failed. It's because AI referral traffic hides in the wrong buckets: ChatGPT clicks lan...
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Jul 4 Articles 6 min read
The Same War, A Faster Engine: Cognitive Warfare’s Marriage to the Dark Web Underground It took me a few months to write the articles in Cognitive Warfare articles , The most important link, the one with dark web services and threat actors from tor/...
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Jul 4 Articles 3 min read
The MCP ecosystem went from a handful of servers to thousands in under a year. Most of them are demos you connect once and forget. A few have quietly become part of how I work every day. This is the short list that earned a permanent spot in my Clau...
Jul 4 Articles 7 min read
Back in April I wrote about why GitWand exists: most Git clients show you a conflict and stop, and I wanted one that actually understood the structure of what it was looking at. That article left off at v1.6.3 — the pattern registry, the merge previe...
Jun 17 Tutorials 3 min read
We’ve all been there. You find an awesome library, you run npx expo install, you import it into your code, and you start your development server. You expect magic. Instead, your simulator turns blindingly red with an error that looks something li...
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Jun 17 Articles 1 min read
The days of monolithic, rigid web builds are dead. We plan and execute our builds completely based on current situation needs, focusing on adaptability over strict, outdated documentation. Whether you are an engineer or a product manager, managing cl...
Jun 17 Tutorials 4 min read
The first time you try to test a TanStack app the way the React Testing Library docs suggest, the test file gets bigger than the component. You spin up a memory router, instantiate a new QueryClient per test, wrap everything in QueryClientProvider an...
Jun 4 Articles 6 min read
This is a submission for the Gemma 4 Challenge: Write About Gemma 4https://dev.to/challenges/google-gemma-2026-05-06 Which Gemma 4 Model Should You Actually Use? I Tested All of them, building a Healthcare AI for African Patients Most model compari...
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Jun 4 Articles 8 min read
title: "Twigest — A Daily AI Digest of Twitter/X Activity for Your Brand, Competitors & Keywords" published: true description: "Stop doom-scrolling X. Twigest watches Twitter/X for your brand mentions, competitors, and keywords — then sends you on...
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Jun 4 Articles 3 min read
I finally published my first Chrome extension. It is called DataSidekick, and I built it because I got tired of fighting DevTools every time I needed to inspect or edit localStorage and sessionStorage. !DataSideKick opend viewhttps://i.imgur.com/Sn...
Jun 4 Articles 5 min read
!https://coderlegion.com/?qa=blob&qablobid=12202769804966587706 We are living through a massive architectural delusion in the global tech ecosystem. If you open any major tech publication, browse startup forums, or scroll through tech social media,...
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May 30 Articles 5 min read
In today’s digital world, real-time collaboration platforms have become one of the most important categories of modern web applications. From team collaboration tools to cloud-based editors, users now expect instant synchronization, secure authentica...
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Posted in AI group
May 30 Articles 1 min read
These days, everyone seems to be building AI agents. So I figured I should probably build one too. But instead of another generic demo, I wanted to solve a small problem I actually had. Over time, I had collected a bunch of blog posts and technica...
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