Hackernoon

How are you, hacker? 🪐 What’s happening in tech today, January 5, 2026? The HackerNoon Newsletter brings the HackerNoon homepage straight to your inbox. On this day, Construction on San Francisco’s iconic Golden Gate Bridge began in 1933, All U.S. offensive action in North Vietnam got suspended in 1972, AOL acquired Time Warner & became … Read more

Happy New Year, world! As a New Year gift, HackerNoon brings you the grandest developer hackathon of 2026. The internet is overflowing with software that looks impressive, sounds intelligent, and quietly fails to help anyone. We’ve normalized pitch decks for products that don’t exist, AI demos with no users, and MVPs that launch with applause … Read more

Another strong week…

Big data is transforming banking by enabling deep customer insight and hyper-personalized services. By analyzing transaction histories, demographics, and digital behavior with machine learning, banks can predict churn, improve engagement, and tailor offerings. Research shows personalization boosts satisfaction, reduces churn by half, and is becoming essential for competitive, customer-centric banking.

MP4 video was built for broadcast, not for the dynamic, data-driven web. As video becomes the primary interface online, static files can’t personalize, adapt, or respond in real time. Blings proposes a runtime video model (MP5) where video is assembled on the fly like software—interactive, composable, privacy-first, and personalized for every viewer.

A new free course from Binance Academy and Marlin Foundation teaches Web3 developers how to use Trusted Execution Environments (TEEs) to build fast, private, and verifiable decentralized apps. The program covers offchain computing, confidential AI, DeFi use cases, and hands-on deployment, making enterprise-grade secure hardware accessible to anyone building in Web3.

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. ## A Developer’s Guide to Building Next-Gen Smart Wallets With ERC-4337 — Part 2: Bundlers By @hacker39947670 [ 15 Min read ] … Read more

I’ve been learning to code my whole life. I’ve mastered several programming languages, including C++, Delphi, C#, JavaScript, Java, and Go. I’ve created numerous software projects in different domains. Learning is always part of any programming language, platform, or framework. The learning process has changed over the past 20 years. I used to spend a … Read more

There’s a moment in every Compose developer’s journey – a quiet realization that arrives somewhere between your third nested Box and your fifth Modifier.background(). Or maybe you just bumped into excellent article about Glitch Effect from here and decided to extend your knowledge. In these moments, you don’t need another layout node; you need the Canvas. … Read more

Every AI coding assistant faces an inconvenient truth: it doesn’t understand your codebase. It searches. When you ask Claude Code, Cursor, or Windsurf “how does authentication work in this project?”, here’s what actually happens behind the scenes: $ grep -r “authentication” src/ src/auth/login.py:42:def verify_user(username, password): src/models.py:10:user_email = “user@example.com” src/config.py:5:# authentication settings src/utils.py:150:verify_user_input() … 30+ more … Read more

Growth hacks work, until they don’t. Most startups begin with quick wins: viral reels, aggressive ads, referral incentives, clever copy. For a while, momentum builds. Metrics go up. Dashboards look healthy. It feels like progress. Then something changes. Your customer acquisition costs start rising. Engagement flattens. What once felt like growth starts to feel like … Read more

Chinese electric vehicles (EVs) have been making a big splash in markets worldwide, with one major target for Chinese-made EVs being the United Arab Emirates (UAE). The UAE is a prime location for Chinese EVs to enter the Gulf market, enabling increased regional credibility while providing a robust market for EV development. The UAE also … Read more

In what could be interpreted as a warning of what lies ahead, AI pioneer Yoshua Bengio is warning that AI is showing signs of consciousness or “self-preservation” and humans might need to pull the plug at some point.  AI continues to rapidly evolve, moving beyond simple automation into more autonomous systems capable of complex, multi-step … Read more

Ollama has become the standard for running Large Language Models (LLMs) locally. In this tutorial, I want to show you the most important things you should know about Ollama. https://youtu.be/AGAETsxjg0o?embedable=true Watch on YouTube: Ollama Full Tutorial What is Ollama? Ollama is an open-source platform for running and managing large-language-model (LLM) packages entirely on your local machine. … Read more

Gen Z isn’t “the future” audience anymore. They are the growth engine right now. By 2026, the brands that win with Gen Z won’t just market products—they’ll build communities that shape culture and commerce together. As a CMO working with Gen Z–first brands, I’ve seen a consistent pattern emerge: campaigns can still go viral, but … Read more

Programmers use Null as different flags. It can hint at an absence, an undefined value, en error etc. Multiple semantics lead to coupling and defects. TL;DR: Null is schizophrenic and does not exist in real-world. Its creator regretted and programmers around the world suffer from it. Don’t be a part of it. Problems 😔 Coupling … Read more

Within many crypto communities, the words democracy and decentralization are often used interchangeably. They appear to represent well-meaning concepts based on “the power of the people,” and some projects attempt to demonstrate fairness with them. When we hear them together, it becomes tempting to treat them as twins. We can say they do share a … Read more

ClearML’s 2025–2026 State of AI Infrastructure report reveals a costly disconnect in enterprise AI operations: nearly half of organizations waste millions on idle GPU capacity while AI teams wait in queues. Manual provisioning, weak automation, vendor lock-in, and immature governance block ROI just as AI agents and large-scale deployments accelerate.

In top crypto news today, investors are seeking the best crypto to buy now amid volatile markets. Solana (SOL) has long been viewed as a top crypto, but recent indicators reveal vulnerabilities that make it less appealing as the best crypto to buy now. Instead, attention shifts to Mutuum Finance (MUTM), an innovative DeFi crypto … Read more

The real limit on AI isn’t compute — it’s capacity. There’s a moment in every AI conversation where someone — usually a CEO — leans back, exhales, and says the same line: “We need more compute.” It sounds urgent. It sounds technical. It sounds like a GPU problem. And for a while, I believed that … Read more

Context-Bench is a new benchmark for AI models, assessing their ability to manage information and continuity skills in complex, multi-step tasks.

As AI agents handle longer-running development work, the way context is compressed can determine whether critical information is preserved or lost.

Executive Summary I spent four weeks part-time (probably 80 hours total) building a complete reactive UI framework with 40+ components, a router, and supporting interactive website using only LLM-generated code, it is evident LLMs can produce quality code—but like human developers, they need the right guidance. Key Findings On Code Quality: Well-specified tasks yield clean … Read more

Its primitive API enables scheduling for the internet, and its client is a masterpiece of restraint. How Google Calendar works, and what we can learn from it as engineers. Architecture Frontend framework: None (!). Just a few in-house libraries for things like authentication and shared utils. Frontend Styling: CSS classnames, invoked by JS. Frontend Storage: … Read more

How are you, hacker? 🪐 What’s happening in tech today, January 4, 2026? The HackerNoon Newsletter brings the HackerNoon homepage straight to your inbox. On this day, Zuck launched Facebook in his Harvard dorm room in 2004, World’s largest and deepest tunnel was opened in 2010, “Great Society” program aimed to eliminate poverty was launch … 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. ## How Supercell Powers its Massive Social Network with ScyllaDB By @scylladb [ 6 Min read ] Supercell powers real-time cross-game chat, … Read more

Investors spent the last two years watching companies chase Agentic AI features with urgency and FOMO. But 2026 is shaping up differently. The conversation is shifting from “Who has the best Agentic AI demo?” to “Who has the architecture to actually scale this?” That shift matters because it changes who wins. The real question isn’t … Read more

The evolution of the Symfony Console component has been a journey of consistent refinement. For years, developers grew accustomed to the ritual of extending the Command class, implementing the configure() method to define arguments and options and placing their logic inside execute(). It was robust, deterministic and verbose. With the advent of Symfony 5 and 6, we saw … Read more

When capability scales faster than interpretation, trust erodes before anyone notices The Failure Most Teams Don’t Instrument Most system failures don’t start with broken tools. n They startwhen capability scales faster than interpretation. AI ships output faster than teams can review or debug. n Startups ship demos faster than users can integrate or rely on. … Read more

Learn how engineers think about reliability, scalability, and maintainability—by asking the right questions early.