How are you, hacker?
🪐Want to know what's trending right now?:
The Techbeat by HackerNoon  has got you covered with fresh content from our trending stories of the day! Set email preference here. Want to know what's trending right now?: The Techbeat by HackerNoon here System Design in a Nutshell System Design in a Nutshell System Design in a Nutshell By @amanila [ 59 Min read ]
Know system design fundamentals: UX components, databases, scaling strategies, security & compliance. Essential guide for developers & system design interviews. Read More. @amanila Read More. Introducing Agentic Postgres, the Database for AI Agents Introducing Agentic Postgres, the Database for AI Agents Introducing Agentic Postgres, the Database for AI Agents By @tigerdata [ 4 Min read ]
Tiger Data launches Agentic Postgres, the database built for agents. Instant database forks, native vector + BM25 search, MCP for AI agents. Start Free. Read More. @tigerdata Read More. Grokipedia: The Coming War with Wikipedia for the World's Knowledge Grokipedia: The Coming War with Wikipedia for the World's Knowledge Grokipedia: The Coming War with Wikipedia for the World's Knowledge By @nofacetoolsai [ 4 Min read ]
Discover Grokipedia; Elon Musk's bold challenge to Wikipedia. Explore how this open-source knowledge repository could reshape the future of information and AI. Read More. @nofacetoolsai Read More. Inside X-VPN’s Verification Process: Internal Review of Blind In/On‑Path Risks Inside X-VPN’s Verification Process: Internal Review of Blind In/On‑Path Risks Inside X-VPN’s Verification Process: Internal Review of Blind In/On‑Path Risks By @sandramitchell [ 3 Min read ]
X-VPN’s internal review finds no user data leaks in Blind In/On-Path tests; Android routing behavior, not VPN flaws, caused observed signals. Read More. @sandramitchell Read More. Weekly AI Startup Funding: October 12-19, 2025 Weekly AI Startup Funding: October 12-19, 2025 Weekly AI Startup Funding: October 12-19, 2025 By @aifundingtracker [ 9 Min read ]
AI startups raised over $2.4 billion this week across enterprise infrastructure, healthcare innovation, and fintech.  Read More. @aifundingtracker Read More. Tool Calling for Local AI Agents in C# Tool Calling for Local AI Agents in C# Tool Calling for Local AI Agents in C# By @lcarrere [ 12 Min read ]
LM-Kit .NET SDK now supports tool calling for building AI agents in C#.  Read More. @lcarrere Read More. Best AI Visibility Tools for 2025 Best AI Visibility Tools for 2025 Best AI Visibility Tools for 2025 By @erikronson [ 8 Min read ]
An exhaustive guide to AI visibility tools written by someone who has tried all of them. Read More. @erikronson Read More. The Limits of LLM-Generated Unit Tests The Limits of LLM-Generated Unit Tests The Limits of LLM-Generated Unit Tests By @khramov [ 10 Min read ]
LLMs can generate unit tests, but do they truly validate code behaviour? This article explores Codex experiments revealing their real limits and pitfalls. Read More. @khramov Read More. Can Currencies Be Both Stable and Unlimited? I Built One That Says Yes Can Currencies Be Both Stable and Unlimited? I Built One That Says Yes Can Currencies Be Both Stable and Unlimited? I Built One That Says Yes By @chris127 [ 3 Min read ]
Every economist says you can't have stable + unlimited currency. I built one with water price calibration. It could solve UBI, climate funding, and immigration. Read More. @chris127 Read More. New Google AI Studio Build: A FREE AI App Builder New Google AI Studio Build: A FREE AI App Builder New Google AI Studio Build: A FREE AI App Builder By @proflead [ 2 Min read ]
Google AI Studio just rolled out a big update. It basically turns the platform into a free AI app builder.  Read More. @proflead Read More. The Complete Guide to Mega Productivity With  Perplexity Comet (100 Shortcuts + 40 Prompts) The Complete Guide to Mega Productivity With  Perplexity Comet (100 Shortcuts + 40 Prompts) The Complete Guide to Mega Productivity With  Perplexity Comet (100 Shortcuts + 40 Prompts) By @sidsaladi [ 19 Min read ]
Perplexity’s Comet browser changed how I work—AI-powered, distraction-free, and built for productivity, not ad clicks. Read More. @sidsaladi Read More. Stop the Slop. Start Coding Smarter with AI Stop the Slop. Start Coding Smarter with AI Stop the Slop. Start Coding Smarter with AI By @@javar97 [ 10 Min read ]
A 7-step checklist for developers to use AI tools effectively—without creating low-quality “slop.” Build, test, and scale with discipline. Read More. @@javar97 Read More. How Digital Turbine Migrated DynamoDB to GCP With ScyllaDB in One Sprint How Digital Turbine Migrated DynamoDB to GCP With ScyllaDB in One Sprint How Digital Turbine Migrated DynamoDB to GCP With ScyllaDB in One Sprint By @scylladb [ 3 Min read ]
Digital Turbine migrated from DynamoDB to ScyllaDB on GCP in just one sprint—boosting performance, cutting costs, and ensuring business continuity. Read More. @scylladb Read More. GitHub Rolls Out Open-Source MCP Server to Expand Copilot’s Reach GitHub Rolls Out Open-Source MCP Server to Expand Copilot’s Reach GitHub Rolls Out Open-Source MCP Server to Expand Copilot’s Reach By @ainativedev [ 3 Min read ]
GitHub’s new MCP server empowers Copilot to automate dev workflows with real-time repo context - marking a leap from code suggestions to workflow actions.  Read More. @ainativedev Read More. AI Bubble and the Free Market AI Bubble and the Free Market AI Bubble and the Free Market By @id [ 5 Min read ]
The dominance of a few large firms exemplifies an oligopolistic market structure. These companies have significant market power, allowing them to set prices  Read More. @id Read More. How AI is Disrupting the Idea of Creativity How AI is Disrupting the Idea of Creativity How AI is Disrupting the Idea of Creativity By @OurAI [ 10 Min read ]
The capabilities of new AI models encourage us to reconsider what it takes for a work to be creative. Read More. @OurAI Read More. The Lost Art of Web3 Marketing The Lost Art of Web3 Marketing The Lost Art of Web3 Marketing By @hackmarketing [ 6 Min read ]
Explore why Web3 marketing feels like a lost art—and how projects can move beyond hype to build real, sustainable growth, community, and clarity in messaging. Read More. @hackmarketing Read More. Can ChatGPT Outperform the Market? Week 11 Can ChatGPT Outperform the Market? Week 11 Can ChatGPT Outperform the Market? Week 11 By @nathanbsmith729 [ 4 Min read ]
+8% increase in one day.. Read More. @nathanbsmith729 Read More. Why You Should Stop Writing Tests Why You Should Stop Writing Tests Why You Should Stop Writing Tests By @alqemian [ 16 Min read ]
A weblog about a different approach to automated testing by a senior dev who does not like writing tests. Read More. @alqemian Read More. The Day the Cloud Cracked: AWS Outage Exposes Fragility of Centralized Internet The Day the Cloud Cracked: AWS Outage Exposes Fragility of Centralized Internet The Day the Cloud Cracked: AWS Outage Exposes Fragility of Centralized Internet By @ishanpandey [ 3 Min read ]
AWS crashed for 15 hours taking down Snapchat, Fortnite and 2,500+ companies. 11M users affected. What went wrong. 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 ⬇️⬇️⬇️
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 ✌️ @ishanpandey Read More. writing can help consolidate technical knowledge establish credibility and contribute to emerging community standards ANSWER THESE GREATEST INTERVIEW QUESTIONS OF ALL TIME

The TechBeat: The Physics of AI  (10/30/2025)

The TechBeat: How AI is Disrupting the Idea of Creativity (10/29/2025)

About Author

Comments

TOPICS

THIS ARTICLE WAS FEATURED IN

Related Stories

The TechBeat: Archway Users Now Have Access to Balanced (1/1/2024)

The TechBeat: Archway Users Now Have Access to Balanced (1/1/2024)

The TechBeat: #OptOut: A Series of Writing Contests for Web3 Hacktivists by Āut Labs (1/15/2024)

The TechBeat: Navigating Complexity: The Challenges of Managing Large-scale Projects (1/10/2024)

The TechBeat: Python's Testing Playbook: Building Bulletproof Code (1/13/2024)

The TechBeat: Ad Tech Jargon Explained: Programmatic vs. RTB vs. Header Bidding (1/12/2024)

The TechBeat: Archway Users Now Have Access to Balanced (1/1/2024)

The TechBeat: Archway Users Now Have Access to Balanced (1/1/2024)

The TechBeat: #OptOut: A Series of Writing Contests for Web3 Hacktivists by Āut Labs (1/15/2024)

The TechBeat: Navigating Complexity: The Challenges of Managing Large-scale Projects (1/10/2024)

The TechBeat: Python's Testing Playbook: Building Bulletproof Code (1/13/2024)

The TechBeat: Ad Tech Jargon Explained: Programmatic vs. RTB vs. Header Bidding (1/12/2024)

Light-Mode

Classic

Newspaper

Minty

Dark-Mode

Neon Noir

Minty

HN StartUps