How are you, hacker? How are you, hacker? 🪐 What’s happening in tech today, July 13, 2025? The
           HackerNoon Newsletter
          brings the HackerNoon 
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          straight to your inbox.
          On this day,
          
            New York City Loses Power in 1977,  John F. Kennedy Nominated for Presidency in 1960,  Live Aid Concert Organized in 1985, 
          
          and  we present you with these top quality stories. 
          
            From 
        Junior Cybersecurity Roles Are Vanishing—Blame Agentic AI
       to 
        How to Fix Data Skew in Apache Spark with the Salting Technique,
       let’s dive right in. HackerNoon Newsletter homepage On this day, New York City Loses Power John F. Kennedy Nominated for Presidency Live Aid Concert Organized Junior Cybersecurity Roles Are Vanishing—Blame Agentic AI Junior Cybersecurity Roles Are Vanishing—Blame Agentic AI How to Fix Data Skew in Apache Spark with the Salting Technique How to Fix Data Skew in Apache Spark with the Salting Technique Trevor Koverko: From Athlete to AI Data Entrepreneur Trevor Koverko: From Athlete to AI Data Entrepreneur By @danstein [ 3 Min read ] From NHL draft pick to brain injury survivor to Web3 and AI pioneer, Trevor Koverko’s journey is one of resilience, reinvention, and impact.  Read More. @danstein Read More. 5 Data Breaches That Ended in Disaster (and Lessons Learned) 5 Data Breaches That Ended in Disaster (and Lessons Learned) By @n2w [ 2 Min read ] Explore 5 major data breaches that shut down companies—and learn key lessons in backup, security, and disaster recovery to protect your business. Read More. @n2w Read More. Case Study: How We Built an AI-Based Moderation System Case Study: How We Built an AI-Based Moderation System By @socialdiscoverygroup [ 6 Min read ] Explore how an online dating platform scaled AI moderation with ChatGPT, custom prompt engineering, and in-house data labeling to cut review time 60x. Read More. @socialdiscoverygroup Read More. Machine Identities Are Taking Over—Is Your Access Model Ready? Machine Identities Are Taking Over—Is Your Access Model Ready? By @permit [ 10 Min read ] Machine identities are set to outnumber human users in every system. Learn why treating machine identities like human ones is crucial for security. Read More. @permit Read More. Complete Gemini CLI Setup Guide for Your Terminal Complete Gemini CLI Setup Guide for Your Terminal By @proflead [ 5 Min read ] Bring Google’s Gemini AI to your terminal with Gemini CLI. Learn how to install, use, and unlock powerful developer tools—100% free. Read More. @proflead Read More. How to Fix Data Skew in Apache Spark with the Salting Technique How to Fix Data Skew in Apache Spark with the Salting Technique By @hacker32086803 [ 7 Min read ] Learn how to fix data skew in Apache Spark using the salting technique for improved performance and balanced partitions in Scala and PySpark. Read More. @hacker32086803 Read More. Junior Cybersecurity Roles Are Vanishing—Blame Agentic AI Junior Cybersecurity Roles Are Vanishing—Blame Agentic AI By @morpheuslord [ 6 Min read ] MCP and ACP protocols are killing entry-level jobs. 94% of IT positions need experience, 90% of tasks automated. Adapt or perish in the AI job apocalypse. Read More. @morpheuslord Read More. Playwright MCP Server Is Here: Lets Integrate It! Playwright MCP Server Is Here: Lets Integrate It! By @brightdata [ 10 Min read ] Let’s uncover what the Playwright MCP server brings to the table, and how to use it with the OpenAI Agents SDK. Read More. @brightdata Read More. 🧑‍💻 What happened in your world this week? It's been said that
          writing can help consolidate technical knowledge,
          establish credibility,
           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: Could Bitcoin Finally Be ‘Mooning’? (7/14/2025)

The HackerNoon Newsletter: Futurism Is Broken (7/12/2025)

What's New in the HackerNoon Newsletter?

The HackerNoon Newsletter: Complete Gemini CLI Setup Guide for Your Terminal (7/13/2025)

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