Hackernoon

Let’s learn about Finance via these 500 free blog posts. They are ordered by HackerNoon reader engagement data. Visit the Learn Repo or LearnRepo.com to find the most read blog posts about any technology. “Money is the most universal and most efficient system of mutual trust ever devised.” ― Yuval Noah Harari 1. A Quick … Read more

By Mariya Hirna, AI Research Manager at MacPaw Last month the MacPaw Research team was at the DATA-FM Workshop within ICLR 2026 in Rio de Janeiro, where we presented our paper GUIrilla: A Scalable Framework for Automated Desktop UI Exploration. ICLR is one of the leading machine learning conferences in the world, and this was … Read more

One pipeline → organized notes, a worked tutorial, and a calibrated practice test — from lectures, books, photos of class notes, and study-group chat. Built on NVIDIA Nemotron Omni in a weekend. The Problem with AI Study Tools Most AI tools for students do one thing well and nothing else. ChatGPT can summarize a chapter … Read more

Imagine asking your AI assistant: “When does my driving license expire?” Simple question. But to answer it, the AI needs to find a photo of your license in your gallery, or locate a renewal confirmation buried in your email, or pull the date from a government app on your phone. It needs to reach across … Read more

This article reexamines the famous “All men are mortal, Socrates is a man” syllogism through the lens of modern pedagogy and philosophy. While acknowledging the formal correctness of deductive logic itself, the author argues that the example has become outdated, philosophically loaded, and pedagogically confusing for modern students because its premises involve unresolved questions about … Read more

Engineering organisations measure almost everything today. Deployments. Story points. Velocity. Pull requests. Jira tickets. Lines of code. CPU utilisation. Incident counts. Yet many leadership teams still cannot answer the questions that actually matter. Are teams getting faster? Are engineers overloaded? Is platform investment reducing friction? Is reliability improving sustainably? Are we shipping value or just … Read more

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. ## Postgres Extensions Cheat Sheet: Replace 7 Databases With SQL By @tigerdata [ 7 Min read ] Learn how Postgres replaces Elasticsearch, … Read more

You just doubled the RAM on your database server to handle a climb in p95 latency. You expect the extra memory to absorb your growing dataset and bring those 45ms spikes back down to 8ms. Instead, the dashboard shows minimal improvement. Write latency remains high, and query response times stay variable. The problem isn’t that … Read more

Modern enterprise AI and data platforms are becoming too operationally complex for traditional reactive monitoring systems. This article explores how self-healing infrastructure architectures can combine telemetry, anomaly detection, autonomous remediation, governance-aware orchestration, and operational learning to create adaptive enterprise reliability systems.

From the Gobi Desert to the Arctic Circle, a generation of private rocket startups is finally bending metal. 2026 is the year they either reach orbit—or run out of cash. (title image credit: Rockets of the World by Nick Stevens) The Monopoly in the Sky Look up on a clear night in 2026 and you’ll … Read more

The next enterprise AI risk is not that a chatbot writes a bad email. It is that an AI agent quietly enters the operational layer of the company and starts ranking priorities, routing approvals, classifying risk, delaying purchases, escalating tickets, flagging customers, and shaping managerial decisions before anyone calls it management. Companies still describe these … Read more

Most AI products don’t fail because the model is bad. They fail because the product decisions around the model are wrong — or absent. Activation looks healthy in week one, then collapses in week two. Generation counts climb while export and approval rates stay flat. Users try the AI feature once, mark it as “interesting,” … Read more

For hundreds of Solana validators, November 2, 2022, began with an unresponsive node and a suspended server instance. Germany-based Hetzner, a favorite of developers for its affordable pricing, began suspending Solana validators without warning or any breathing room. The Hetzner ban on Solana validators was not a targeted action against one operator or one network. … Read more

Layoffs are rising, revenues are shrinking, and the rules have changed. Here are 7 practical strategies I use with startup founders to generate revenue and keep great talent.

The internet got so used to low-effort content that competence started looking suspicious. In 1999, the fear was that computers would get too good at pretending to be us. Now, someone writes a decent paragraph online, and half the replies treat it like evidence of a machine. The panic survived. The standards didn’t. A coherent … Read more

“AI-powered” is no longer a differentiator. As AI becomes commoditized, the winners will be startups that move beyond features and focus on clear positioning, strong category narratives, and customer-centric messaging. Growth in the AI era is driven less by technology claims and more by how clearly a company defines who it is for, what problem … Read more

Let’s learn about Entrepreneur via these 212 free blog posts. They are ordered by HackerNoon reader engagement data. Visit the Learn Repo or LearnRepo.com to find the most read blog posts about any technology. All of the best stories and tips for becoming the great entrepreneur you were always meant to be. 1. Instagram Scraper: … Read more

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. ## Top 17 AI Testing Tools in 2026 (+ Claude Bonus) By @qatech [ 16 Min read ] A 2026 guide to … Read more

Let’s learn about Enterprise Technology via these 79 free blog posts. They are ordered by HackerNoon reader engagement data. Visit the Learn Repo or LearnRepo.com to find the most read blog posts about any technology. Enterprise technology refers to the IT systems and software used by large organizations to support their operations, management, and strategic … Read more

Phone theft is a major issue nowadays. According to the police statistics, 117,000 phones were stolen in London alone in 2024. The same year, Rio de Janeiro had 58,820 such cases. Android has had Theft Detection Lock since 2024 – it uses ML to detect when your phone is grabbed and snatched. Apple has nothing … Read more

AI music is rapidly evolving beyond simple prompt-to-song generation. As creators demand more control, continuity, and iterative editing, the industry is shifting toward conversational AI music agents, workflow-based production systems, and creator-centric creative infrastructure.

A friend of mine works at a software company. Someone asked the company’s AI agents to get rid of test accounts last month. The assistant interpreted that broadly and started firing off delete requests against the customer database. Two minutes and forty-seven deletions later, someone pulled the plug. The New Insider Threat Is Your Own … Read more

:::info Astounding Stories of Super-Science May 2001, by Astounding Stories is part of HackerNoon’s Book Blog Post series. You can jump to any chapter in this book here. A ROOM WITH A VIEW – Chapter X – Cecil as a Humourist Astounding Stories of Super-Science May 2001: A ROOM WITH A VIEW – Chapter X … Read more

Your boss calls you after-hours with urgency. He needs the login credentials for a company account. You give it to him. The next day at work, the company is in crisis mode. That wasn’t your boss calling you. It was a deepfake generated automatically and in seconds. Once the realm of science fiction, this type … Read more

Byline: Daniel Fusch A free Virtual Private Network (VPN) can help you browse the internet more securely, but it’s important to vet the app you’re using to make sure it fits your needs and provides the level of security you require. Amid concerns over privacy and cybersecurity when using public Wi-Fi, more people are using … Read more

:::info Astounding Stories of Super-Science May 2001, by Astounding Stories is part of HackerNoon’s Book Blog Post series. You can jump to any chapter in this book here. A ROOM WITH A VIEW – Chapter IX – Lucy As a Work of Art Astounding Stories of Super-Science May 2001: A ROOM WITH A VIEW – … Read more

Let’s learn about Edtech via these 155 free blog posts. They are ordered by HackerNoon reader engagement data. Visit the Learn Repo or LearnRepo.com to find the most read blog posts about any technology. Educational Technology, the use of technological tools and resources to improve teaching and learning experiences, revolutionizing access to education and pedagogical … Read more

How a decade-old monolith became a liability—and what it took to decompose it into microservices without burning everything down.

By Alexander Volchek This essay grew out of several recent conversations on ToTheMoon, the YouTube channel where we discuss AI and technology markets. It is not a recap of an episode. It is the one line I keep coming back to after using Codex, CRM data, agents, AI shopping, and a few pieces of extremely … Read more