How are you, hacker? How are you, hacker? 🪐 What’s happening in tech today, January 27, 2026? The
           HackerNoon Newsletter
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          On this day,
          
            The Liberation of Auschwitz in 1945,  Space Shuttle Challenger Disaster in 1986,  Signing of the Vietnam Peace Agreement in 1973, 
          
          and  we present you with these top quality stories. 
          
            From 
        How Problem-Centric Personas Drive LTV, Retention, and Growth
       to 
        AI Coding Tip 004 - Why You Should Use Modular Skills,
       let’s dive right in. HackerNoon Newsletter homepage On this day, The Liberation of Auschwitz Space Shuttle Challenger Disaster Signing of the Vietnam Peace Agreement How Problem-Centric Personas Drive LTV, Retention, and Growth How Problem-Centric Personas Drive LTV, Retention, and Growth AI Coding Tip 004 - Why You Should Use Modular Skills AI Coding Tip 004 - Why You Should Use Modular Skills The AI Revolution Is Putting Flutter and React Native at Risk The AI Revolution Is Putting Flutter and React Native at Risk By @capk [ 6 Min read ] Cross-platform frameworks solved yesterdays problem. In the AI era, spec-first development with native code generation may be the smarter approach. Read More. @capk Read More. How Problem-Centric Personas Drive LTV, Retention, and Growth How Problem-Centric Personas Drive LTV, Retention, and Growth By @dlayf [ 4 Min read ] How to define, create, and use user personas to improve product decisions, acquisition, segmentation, and reduce churn in subscription businesses. Read More. @dlayf Read More. AI Coding Tip 004 - Why You Should Use Modular Skills AI Coding Tip 004 - Why You Should Use Modular Skills By @mcsee [ 3 Min read ] Create small, specialized files with specific rules to keep your AI focused, accurate and preventing hallucinations. Read More. @mcsee Read More. 🧑‍💻 What happened in your world this week? It's been said that
          writing can help consolidate technical knowledge,
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           and contribute to emerging community standards.
          Feeling stuck? We got you covered ⬇️⬇️⬇️ writing can help consolidate technical knowledge establish credibility and contribute to emerging community standards ANSWER THESE GREATEST INTERVIEW QUESTIONS OF ALL TIME ANSWER THESE GREATEST INTERVIEW QUESTIONS OF ALL TIME We hope you enjoy this worth of free reading material. Feel free to forward this email to a nerdy friend who'll love you for it.See you on Planet Internet! With love, 
 The HackerNoon Team ✌️

The HackerNoon Newsletter: Can ChatGPT Outperform the Market? Week 26 (1/26/2026)

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