What Building a Self-Paced Math System Taught Me About Software Design
I have spent the last decade teaching math, from kindergarten classrooms in Hong Kong to doctoral seminars, training Mathematics Olympiad coaches across Asia, and writing fourteen books that are now read in more than sixty countries. None of that prepared me for the...
The Real Reason Rural Areas Stay Offline Is Not Technology
Everyone talks about connecting the next billion people as if the problem is technology. It is not. The hardware to deliver internet to a remote district has existed and been affordable for years. Fiber, fixed wireless, low cost routers, all of it works. The thing...
How to Feed AI Agents Clean Website Screenshots Without Running a Browser
When you give an AI agent a task that involves reading a live webpage, the obvious move is to take a screenshot and pass it to a vision model. The problem is that most screenshots are unusable without preprocessing. A cookie consent modal covering 40% of the viewport....
I Built a Local AI Linux Assistant That Doesn’t Rely on the Cloud
I built zkzkAgent because I was tired of cloud AI tools and day-to-day terminal commands. It’s a fully local AI Linux assistant powered by LangGraph + Ollama that intelligently routes your requests through conversational, direct, or planning paths, executes real...
Building Neon Rush 3D for Mobile and Desktop as a Solo Indie Developer
I am thrilled to finally share a project that I have been pouring my heart and soul into. As a solo indie game developer, creating a game from scratch is a journey filled with endless challenges, sleepless nights, and immense learning—but seeing it come to life makes...
The WebSocket Testing Gap Chrome DevTools Doesn’t Fill
The article argues that existing browser tools are excellent for observing WebSocket traffic but fall short for testing real-world edge cases. It introduces a Chrome extension that wraps the native WebSocket API, allowing developers to inspect and modify outbound...
The Death of Notifications: Why Software Needs to Learn How to Converse
Notifications. Notifications everywhere. Our brave new digital world can’t live without them. There’s no use of software without the “abuse” of notifications: here’s a meeting reminder, hey, check out new messages, don’t forget the latest updates, notifications about...
The TechBeat: The Zero-Cost AI Stack for Developers in 2026 (7/3/2026)
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. ## London Tech Week 2026: from sovereign AI to AI adoption By...
BTSE Group Launches BTSE Indonesia, Enters One of Asia’s Fastest-Growing Crypto Markets
Jakarta, Indonesia, July 3rd, 2026/Chainwire/--BTSE Group, a leading provider of blockchain asset trading and technology solutions, today announced the official launch of BTSE Indonesia, a regulated Indonesian digital and crypto assets exchange established through a...
500 Blog Posts To Learn About Security
Let's learn about Security 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. According to technologists, "Privacy is a myth." but "Security...
C# PDF Libraries: What ‘Free’ Really Costs You (2026 Guide)
TL;DR: There is no single best C# PDF library. There's a best library for what you're willing to own. Free libraries (PDFsharp, QuestPDF) are excellent if you can absorb layout work or a revenue-threshold license; commercial libraries (IronPDF, Aspose, Syncfusion)...
How to watch Summer Games Done Quick 2026
The latest week-long speedrunning marathon starts on July 5.
My canvas art TV gets endless compliments, and it’s cheaper than Samsung’s Frame TV
The Hisense Canvas Art TV is on sale for $350 off during July 4th weekend.
Jamesob’s guide to running SOTA LLMs locally
Article URL: https://github.com/jamesob/local-llm Comments URL: https://news.ycombinator.com/item?id=48775921 Points: 6 # Comments: 0
Best Simple System for Now
Article URL: https://dannorth.net/blog/best-simple-system-for-now/ Comments URL: https://news.ycombinator.com/item?id=48775949 Points: 3 # Comments: 0
Amazon’s Fire HD 10 tablet just got a refresh with a bit more RAM
A RAM upgrade? In this memory economy?!
It Still Can’t Do My Job: Four Years of Moving Goalposts (2022–2026)
Article URL: https://publicznyprofil.github.io/ai_cant_do_your_work/ Comments URL: https://news.ycombinator.com/item?id=48775909 Points: 11 # Comments: 5
The Organ That Forgot To Use Transistors
When we think of 1960s synthesizers it’s usual to imagine instruments with vast arrays of controls and patch cables for configuring their many filters, oscillators, and other parameters. They created the templates for much of what we know today as electronic music. In...
In Other News: Canadian Hacker Jailed, Open Source Zero-Days, Two Sentenced for ATM Jackpotting
Noteworthy stories that might have slipped under the radar: Anonymous-linked Canadian hacker jailed, researcher drops zero-days in open source projects, Venezuelans sentenced in the US over ATM jackpotting. The post In Other News: Canadian Hacker Jailed, Open Source...
The best and worst times to drive this July 4 weekend are here—and millions will get it wrong
The Fourth of July 2026 travel period is now in full swing. On this extended holiday weekend, tens of millions of Americans will be traveling for fireworks, family, and fun. The majority of those travelers will go by car. If you’re one of them—or just plan to be on...
The United States of Innovation: 13 Stories of American Ingenuity
America runs on innovation. (Sorry, Dunkin’.) As Americans celebrate the 250th anniversary of the signing of the Declaration of Independence, Fast Company has compiled a compelling collection of stories throughout our history—a mere 31 years—to inspire you and your...
I’ve been reviewing laptops for years: These are the 15+ best July 4th laptop deals right now
The Fourth of July weekend brings tons of sales on top laptops we've reviewed, from Apple, Acer, Lenovo, and more.
AdaptHealth says attackers sweet-talked their way into cloud systems and stole patient data
AdaptHealth says attackers used social engineering to breach its systems and steal sensitive patient data, including passwords associated with insurance billing. The medical equipment company disclosed the attack to the Securities and Exchange Commission (SEC) on...
This E Ink tablet replaced my iPad and Kindle – and it’s 30% off on Amazon right now
If you're in the market for a tablet, look no further than the TCL Nxtpaper 11 Plus, especially at this price for the Fourth of July.
Armored Likho Targets Government Agencies, Power Sector with BusySnake Stealer
A previously undocumented threat actor known as Armored Likho has been attributed to cyber attacks targeting government agencies and the electric power sector across Russia, Brazil, and Kazakhstan. "Armored Likho blends financially motivated campaigns targeting...
This Week in Security: Windows 10 Gets Another Year, SmartTV Botnets, Hiding Payloads, and LastPass Customer Leak
Unsurprisingly to many of us, app stores for smart televisions are also trash. Perhaps even more full of trash than other app stores due to the smaller ecosystem and fewer reviewers. Spur analyzed the LG smart TV app store, and found that almost half of the apps...
How to claim a WhatsApp username
Get ready to navigate a free-for-all of social media handles.
The best July 4th deals: Save on Anker, Garmin, Apple, and more
Fourth of July weekend is here, and there are plenty of deals to celebrate, on everything from TVs to laptops to useful gadgets.
Startup targets datacenters with 3D-printed nuclear reactor module
US startup Ampera has produced what it claims is the first 3D-printed nuclear reactor module. The firm says it is working towards delivering scalable, emission-free power for datacenters, defense applications, and off-grid sites. Ampera unveiled its first nuclear...
Engadget Podcast: Who needs Valve’s Steam Machine?
This week on the Engadget Podcast, we've got our first impressions of Valve's pricey Steam Machine, and we chat about Sony dumping PlayStation discs in 2028.