HackerNoon Tech Stories: 2025/11/21

November 2025

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On This Day In History

31

Stories Published

Archive: November 21st, 2025

Discovering the tech stories that shaped the day.

Editing Protocol

Editing Protocol@editingprotocol

https://cdn.hackernoon.com/images/InxBRjRIs6M1kdhuWcyNHiiUrxm1-fg03bnn.png

Why the HackerNoon Blogging Course Is the Writing Upgrade You’ve Been Waiting For

Min Read3 months Ago

Tanya Donska

Tanya Donska@tanyadonska

https://cdn.hackernoon.com/images/haIreD2bRcV2aVB90KGUiGgLPFJ3-j902x1d.jpeg

The Developer Experience Tax Hidden Inside Your Design System

Min Read3 months Ago

Christopher Louis Tsu

Christopher Louis Tsu@louistsu

https://cdn.hackernoon.com/images/k8bE2fb67rgzk5vkPGX7hh9PaSe2-2s03b4t.png

As Crypto Matures, Centralization Creeps Back Into the System

Min Read3 months Ago

Iryna Manukovska

Iryna Manukovska@manukovska

https://cdn.hackernoon.com/images/ProxhjNq6oXeuAjOcc2HP9CkpBB2-11d3o1i.gif.webp

Stop Building Your Product for Yourself: Why Most Early-Stage Startups Fail at Marketing

Min Read3 months Ago

BTCWire

BTCWire@btcwire

https://cdn.hackernoon.com/images/FS1PiuQb1sWxoW2ESuJpZswu0xk2-161376o.jpeg

Mutuum Finance Raises Over $19 Million In Funding, Phase 6 Nears Sellout at 90% Completion

Min Read3 months Ago

Rahul Tewari

Rahul Tewari@rahul1976

https://cdn.hackernoon.com/images/code-displayed-on-a-laptop-screen-okeo45qqq4xzn1nnlcv68l64.png

Spring Boot Audit Logs: Capture Every API Action Without Writing Boilerplate Code

Min Read3 months Ago

@hacker66938857

https://cdn.hackernoon.com/images/a-practical-deep-dive-into-style-gan-cfjh9u2mjlj8oux6nmbiyrn2.png

Building StyleGAN in PyTorch: From Theory to Code

Min Read3 months Ago

Nicolas Fränkel

Nicolas Fränkel@nfrankel

https://cdn.hackernoon.com/images/ySK5UmEKUigi6gZlUx5UYDhUNhk1-co02vvg.jpeg

10 Essential Java Libraries - How Essential Are They Really?

Min Read3 months Ago

Daniel, Andrei-Daniel Petrica

Daniel, Andrei-Daniel Petrica@danielpetrica

https://danielpetrica.com/content/images/2025/09/Copy-of-YouTube-Thumbnail---Production-Ready-Docker-Compose-for-Laravel.png

Use Laravel and Traefik to Dynamically Configure for Effortless Multi-Domain Management

Min Read3 months Ago

Emil Bedretdinov

Emil Bedretdinov@emilbedretdinov

https://cdn.hackernoon.com/images/IrAaJx8N2ne1SIKho7bth8thBUg1-we03dav.png

Why Most Hospitality Tech Fails in the Real World

Min Read3 months Ago

Veeren

Veeren@vnid

https://cdn.hackernoon.com/images/converting-rest-ap-is-into-mcp-gateway-vfpv7oxu2a6lcle2g675qpid.png

Stop Building MCP Servers by Hand: Convert APIs Instantly

Min Read3 months Ago

Christophe Normand

Christophe Normand@chris127

https://cdn.hackernoon.com/images/fiNhEjnJ96NQyb66NV25Kr88aNg1-nw03jsv.png

ROI Can’t Save Us: Why Today’s Money Fails at Humanity’s Biggest Problems

Min Read3 months Ago

Israel Ulelu

Israel Ulelu@izypro

https://cdn.hackernoon.com/images/XyxezcBlxhZftiJdTRmjaVKa0tB2-0d03bwv.png

The Original OTP: Inside the Only Encryption Proven to Be Unbreakable

Min Read3 months Ago

Praise J.J.

Praise J.J.@praisejamesx

https://cdn.hackernoon.com/images/eQHzh6rz7ETBHLjs0KzCl1Dooqp2-3103bun.jpeg

A Guide on How to Make Your AI Fool-Proof

Min Read3 months Ago

Noonification

Noonification@noonification

https://cdn.hackernoon.com/images/hackernoon_newsletter_593_du1gewxh73mt2gdy9pst935v.png

The HackerNoon Newsletter: How Search Engines Actually Answer Your Questions (11/21/2025)

Min Read3 months Ago

Jon Stojan Journalist

Jon Stojan Journalist@jonstojanjournalist

https://cdn.hackernoon.com/images/InxBRjRIs6M1kdhuWcyNHiiUrxm1-se03bz3.png

Linda Dao Is Vibecoding the Next Wave of AI Products

Min Read3 months Ago

Matthew - Technology News Australia

Matthew - Technology News Australia@technologynews

https://cdn.hackernoon.com/images/i2ucL9JOyqNIH2sJvpyCnp4rqDk1-sy03bzb.jpeg

AI Eliminates 77,999 Jobs Across 342 Tech Company Layoffs In 2025 Alone

Min Read3 months Ago

Jon Stojan Journalist

Jon Stojan Journalist@jonstojanjournalist

https://cdn.hackernoon.com/images/InxBRjRIs6M1kdhuWcyNHiiUrxm1-ek03bte.png

Inside Kishore Sunderajulu’s Mission to Secure Global Payment Systems

Min Read3 months Ago

superorange0707

superorange0707@superorange0707

https://cdn.hackernoon.com/images/mechanical-machinery-abstract-f7qnl5glbykplwp07wwo5cs7.png

How Search Engines Actually Answer Your Questions

Min Read3 months Ago

Bruce Li

Bruce Li@zbruceli

https://cdn.hackernoon.com/images/bI3BzyBanbVxEZqmLV7jRnw6d9o2-3a037wx.webp

Google Gemini File Search - The End of Homebrew RAG?

Min Read3 months Ago

ISNation

ISNation@isnation

https://cdn.hackernoon.com/images/KFq04smGCTMG3SruTgTbD9X5sm72-et03b5s.jpeg

What Sports Technology Innovations Are Catching Investor Attention?

Min Read3 months Ago

ISNation

ISNation@isnation

https://cdn.hackernoon.com/images/KFq04smGCTMG3SruTgTbD9X5sm72-et83bkc.jpeg

Most Popular Mental Health Apps Based on Downloads

Min Read3 months Ago

Legal PDF: Tech Court Cases

Legal PDF: Tech Court Cases@legalpdf

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New Bipartisan Bill Seeks Decade-Long Ban on Chinese Equipment for CHIPS Grant Recipients

Min Read3 months Ago

Top Tech Companies

Top Tech Companies@toptechcompanies

https://cdn.hackernoon.com/images/a-futuristic-ai-supercomputing-data-centre-glowing-with-nvidia-branded-gpu-racks-under-construction-in-taiwan-rj9htyplsyxh88rf2nppxsge.png

Foxconn, Nvidia to Complete $1.4B AI Supercomputing Centre by 2026

Min Read3 months Ago

Technology Announcements

Technology Announcements@techannouncements

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Twitch Joins Australia’s List of Platforms Blocked for Minors

Min Read3 months Ago

Vlad Mishustin

Vlad Mishustin@fakng-engineer

https://cdn.hackernoon.com/images/2tF3z5TEqxg7A3HryhiCsw8hLUP2-pgb3bb9.jpeg

APIs for Beginners: What They Are and How They Work

Min Read3 months Ago

Renal Khabibulin

Renal Khabibulin@renalk

https://cdn.hackernoon.com/images/vNWsrhxg5uZzxu5y3zaV4Y2AjfA2-ti13b58.webp

Build a Custom ChatGPT App and Tap Into 800 Million Users

Min Read3 months Ago

Techbeat

Techbeat@techbeat

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The TechBeat: Solving 3D Segmentation’s Biggest Bottleneck (11/21/2025)

Min Read3 months Ago

Chainwire

Chainwire@chainwire

https://cdn.hackernoon.com/images/jEm0Gsq7mQUHLJ0ZGe4cAf9jPvU2-hm037om.jpeg

Numerai Raises $30 Million Series C Led by Top University Endowments at $500 Million Valuation

Min Read3 months Ago

Chainwire

Chainwire@chainwire

https://cdn.hackernoon.com/images/jEm0Gsq7mQUHLJ0ZGe4cAf9jPvU2-01137wp.jpeg

Crypto Content Creator Campus (CCCC) 2025 Concludes in Lisbon

Min Read3 months Ago

Chainwire

Chainwire@chainwire

https://cdn.hackernoon.com/images/jEm0Gsq7mQUHLJ0ZGe4cAf9jPvU2-1u037nr.jpeg

Logos Unifies Under One Identity to Deliver a Private Tech Stack to Revitalise Civil Society

Min Read3 months Ago