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.
How We Built a Fast, Affordable Reverse Geocoding System for Our iOS App
By @iamaleko [ 11 Min read ] Learn how we built a custom reverse geocoding API to process geospatial data, improving speed, accuracy, and scalability for our iOS app, AWAY Read More.
Stop Prompting, Start Engineering: 15 Principles to Deliver Your AI Agent to Production
By @vladyslav_chekryzhov [ 25 Min read ] Build production-ready LLM agents. Learn 15 principles for stability, control, and real-world reliability beyond fragile scripts and hacks. Read More.
AI Tools Can Now Write Like You—Here’s How That Changes Everything
By @drewchapin [ 3 Min read ] New MCP tools enable programmatic SEO that’s actually useful, combining context and your knowledge base to create scalable, high-quality content. Read More.
Introducing a Flagship MCP Sample App Powered by Azure AI Foundry And LlamaIndex.TS
By @wassimchegham [ 4 Min read ] Coordinate multiple AI agents and MCP servers (written in Java, .NET, Python and TypeScript) with LlamaIndex.TS and Azure AI Foundry. Read More.
Error Pages Through the Ages: How Smart Brands Make Wrong Turns Feel Right
By @olenamostepan [ 5 Min read ] Discover how 404 error pages evolved from technical glitches to powerful UX and branding tools that guide, engage, and delight users. Read More.
Choosing the Right Side Hustle That Actually Works
By @dayologic [ 3 Min read ] A practical guide to choosing the right side hustle, focusing on performance-based income and smart steps to long-term freedom. Read More.
AI Hiring Is Exploding: Wall Street Led the Charge, Now Everyone’s Building In-House
By @turingcom [ 3 Min read ] AI-driven hiring is booming across industries. Here's how engineers can upskill, adapt, and stay ahead in the era of genAI and machine learning. Read More.
Navigating MySQL Numeric Data Types
By @sannis [ 2 Min read ] Learn how to choose the right numeric data types in MySQL, from integers and decimals to floating-point and bit fields. This guide covers common pitfalls, best Read More.
Turn Your Android into a Hacking Machine: Hydra + Termux Explained
By @terminal [ 5 Min read ] Learn how to install and use Hydra in Termux for efficient password cracking and security testing on your Android device. Read More.
Can You Talk Software Into Existence? SimplyLang Thinks So
By @affanshaikhsurab [ 3 Min read ] Coding is evolving from syntax-heavy rules to natural conversation. Read More.
Addicted to Your AI? New Research Warns of 'Social Reward Hacking'
By @OlgaTitova [ 7 Min read ] Latest research reveals AI companions can reduce loneliness and build social skills—but only with ethical design. A guide for developers and users. Read More.
Closing the Feedback Loop: Building AI That Learns from Its Users
By @duycao [ 9 Min read ] Learn to build effective feedback loops for AI products, connecting real user signals to model metrics for continuous improvement and better performance. Read More.
Why the Pentagon Is Using AI to Simulate Future Pandemics
By @thesociable [ 5 Min read ] DARPA is simulating disease outbreaks and human behavior to shape future pandemic responses using AI, surveillance, and behavioral modeling. Read More.
How AI Affects Our Minds: Early Evidence From Harvard and MIT
By @viceasytiger [ 5 Min read ] Discover how LLMs may impact memory, motivation, and critical thinking. MIT and Harvard studies reveal surprising cognitive effects. Read More.
I Used AI Agents to Automate My Business — Here’s What Happened
By @normbond [ 3 Min read ] How I used AI agents to automate 80% of my solo business — from lead gen to fulfillment — and what other entrepreneurs can learn from it. Read More.
What Pettech Taught Me About Marketing in B2B2C Industries (And What You Can Steal)
By @yuliiakrupenko [ 6 Min read ] Can offline trust drive online growth? Here's what I learned marketing in pettech - and how any startup can apply it. Read More.
How to Connect an Express Application to Postgres Using Sequelize
By @michaelikoko [ 8 Min read ] This tutorial explains how to use Postgres in your Express application. Read More.
Can AI Tell When You’re Depressed?
By @mediabias [ 6 Min read ] Systematic review shows how bias and poor methodology limit ML models used to detect depression through social media posts. Read More.
Copilot Agent Stuns Dev With 95% Code Accuracy in ASP.NET8 Project
By @markpelf [ 7 Min read ] GitHub Copilotcoding tool looks much more capable than it did 3 months ago. Read More.
Using LLMs to Mutate Java Code
By @mutation [ 3 Min read ] Explore how large language models generate and filter Java code mutations using prompt design and compare open-source and closed-source LLMs. 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 ✌️