DEV Community • 2026-04-25 14:19

BioGenie

BioGenie Craft your perfect Instagram bio instantly with AI. What it does Craft your perfect Instagram bio instantly with AI. Try it Live: https://instagram-bio-ai-generator.vercel.app Get it ($2.99): https://buy.stripe.com/bJe5kDfqg0RdbAW74H9EI3D Built this to solve a real problem. Feedback welcome!

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Fonctionnement d’une blockchain - Étape 6/8 : Mécanisme de consensus
DEV Community • 2026-04-25 14:17

Fonctionnement d’une blockchain - Étape 6/8 : Mécanisme de consensus

Quand plusieurs producteurs proposent des blocs, le réseau doit s’accorder sur quel bloc ajouter maintenant. C’est ce qu’on appelle le consensus : c’est un protocole qui permet à tous les nœuds d’être d’accord sans chef. Preuve de travail (PoW) : le bloc du mineur le plus rapide (et valide) est choisi. Preuve d’enjeu (PoS) : le bloc du validateur sélectionné est choisi, et d’autres validateurs ...

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Hacker News: Front Page • 2026-04-25 14:17

GPT 5.5 biosafety bounty

Article URL: https://openai.com/index/gpt-5-5-bio-bug-bounty/ Comments URL: https://news.ycombinator.com/item?id=47901734 Points: 6 # Comments: 0

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Lobsters • 2026-04-25 14:15

What are you doing this weekend?

Feel free to tell what you plan on doing this weekend and even ask for help or feedback. Please keep in mind it’s more than OK to do nothing at all too!

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DEV Community • 2026-04-25 14:15

I Fixed 5 Chained AI Bugs in My Sales Chatbot — Each Solution Revealed the Next Problem

TL;DR: I spent a full day debugging my AI sales chatbot. What looked like one bug turned out to be five, stacked on top of each other. Each fix revealed the next problem underneath. Here's the full story. You know that feeling when you fix a bug and your app gets worse? Not in the "oops I introduced a regression" way. In the "oh no, the previous bug was masking another bug" way. And then yo...

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DEV Community • 2026-04-25 14:08

Showing my Notion onboarding flow; would love feedback

Quick context; We've been building TimeKnot, a native time tracker for Notion. It originally launched as a Clockify integration, but users kept asking why they needed a second tool just to track time on their Notion tasks. So I rebuilt it from scratch to run natively. What you'll see: Connecting Notion via OAuth Picking which database to pull tasks from Mapping your Notion columns (status, proj...

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DEV Community • 2026-04-25 14:07

The Future of API Payments: How AI Agents Pay for Services with x402 Protocol

AI agents will need to pay for compute, data, and API calls as they become more autonomous. Today's AI agents rely on humans to manage API keys and billing — but what happens when agents need to make purchases independently, across services they've never used before? The bottleneck isn't intelligence. It's payments. Current AI agents can reason about complex problems but can't autonomously pay a ...

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5m read
DEV Community • 2026-04-25 14:06

Detecting Greenwashing at Scale: Building an EU Green Claims Compliance Checker

Detecting Greenwashing at Scale: How We Built an Automated EU Green Claims Compliance Checker The EU Green Claims Directive is coming into force progressively through 2026, and for the first time, companies making environmental claims face substantive legal liability if those claims aren't backed by verifiable evidence. The Problem We Solved When auditing marketing copy acro...

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DEV Community • 2026-04-25 14:06

Testing Resend's template email flow end to end

Three API calls. One template ID that has to carry through all of them. Resend's API for sending a templated email is three steps: Create a template Publish the template Send an email using that template Each step depends on the one before it. The template ID from step 1 has to be passed into step 2. The published status from step 2 has to be confirmed before step 3 will actually send. And i...

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DEV Community • 2026-04-25 14:05

We Open-Sourced 627,000 Labeled Edge-IDS Verdicts on HuggingFace

Every week someone asks us on Discord the same question: where can I get a labelled intrusion-detection dataset that actually looks like the internet, not a lab? Today the answer stops being "you can't." We just published hookprobe/edge-ids-threats — 627,853 verdicts produced by our production edge IDS, labelled by the SENTINEL ensemble, enriched with country and ASN, and free for academic or comm...

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DEV Community • 2026-04-25 14:05

Programming Hopper GPUs: The Memory Consistency Model

You've decided to write fast code for an NVIDIA Hopper GPU. Maybe you want to build a custom attention kernel. Maybe you're trying to understand how CUTLASS and ThunderKittens work under the hood. Either way, before you can use any of the cool Hopper hardware — TMA, wgmma, mbarriers, clusters — you need to understand one thing: how memory works when thousands of threads share it. That's what the ...

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DEV Community • 2026-04-25 14:05

Most PDF Redaction Is Broken. Here's What "Real" Redaction Actually Requires.

All tests run on an 8-year-old MacBook Air. Drawing a black rectangle over text is not redaction. The text is still there. Select all, copy, paste into Notepad — it appears. This has leaked classified documents from actual government agencies. Multiple times. Real redaction destroys the underlying data. Here's how I implemented it. What fake redaction looks like PDF structure ...

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2m read
A Background Job Was Crashing Our JVM Every Week - Until We Taught It to Stop
DEV Community • 2026-04-25 14:04

A Background Job Was Crashing Our JVM Every Week - Until We Taught It to Stop

Some Java services don't fail because of traffic. They fail because background jobs don't know when to stop. A background job should never be able to take down your production system. Ours did. Every week. At SAP, we ran a multi-tenant service processing thousands of tenants. Every morning, a scheduled job kicked off - telemetry, cleanup, routine work. Nothing unusual. Until it overlapped wi...

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Local coding with AI: It works… Just not on my laptop
DEV Community • 2026-04-25 14:04

Local coding with AI: It works… Just not on my laptop

Digression It's been a while since the AI have hit the public in a way that some user use it to plan vacation and do basic addition with it. That pretty much at the same time that we (developer) discover a new tool can help (to ruin the market) to allow us to work a little bit faster. I have a little of a hate/love relationship with this tool mainly because I wonder were (has humanity)...

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8m read
DEV Community • 2026-04-25 14:03

Raspberry Pi IP Scanner App – Find Your Pi on the Network Instantly

Anyone running a Raspberry Pi in their home network knows the problem: What is the Pi's IP address right now? DHCP assigns a new one after every restart, and digging through the router interface gets old fast. That's exactly why we built the raspberry.tips App for Android — an IP scanner built specifically for Raspberry Pi, combined with all the tools from the website, right on your phone. ...

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3m read
HackerNoon • 2026-04-25 14:00

Everything You Need to Know About Automatic Cipher Suite Ordering

The Go standard library provides crypto/tls, a robust implementation of Transport Layer Security (TLS), the most important security protocol on the Internet, and the fundamental component of HTTPS. In Go 1.17 we made its configuration easier, more secure, and more efficient by automating the priority order of cipher suites.

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HackerNoon - coding • 2026-04-25 14:00

Is AI Really the New Compiler?

Unlike traditional compilers, AI is not completely trustworthy, and describing what you want in natural language can never guarantee the outcome is exactly what you desire. Therefore, it would be a serious mistake to think you can treat your AI-generated code the same way you treat a compiler's output.Read All

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311 Blog Posts To Learn About Ai Trends
HackerNoon • 2026-04-25 14:00

311 Blog Posts To Learn About Ai Trends

Let's learn about Ai Trends via these 311 free blog posts. They are ordered by HackerNoon reader engagement data. Visit the /Learn or LearnRepo.com to find the most read blog posts about any technology. AI trends are emerging patterns and significant shifts in the field of artificial intelligence, including new technologies, applications, and ethical considerations. Staying abreast of AI trends is...

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54m read
HackerNoon • 2026-04-25 13:50

Identity Is the New Perimeter: Managing AI Agents As Digital Actors

As cloud systems, remote work, and AI agents dissolve traditional security perimeters, identity is becoming the new control layer. The article traces the evolution from perimeter-based security to zero trust and now to identity-first architectures, where every actor—human or AI—is continuously verified and governed. With AI agents acting autonomously across systems, organizations must treat them a...

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DEV Community • 2026-04-25 13:49

OCR in the Browser: How Tesseract.js Makes PDF Text Extraction Free

You've got a 200-page PDF that someone scanned years ago. It's just images of pages — Cmd-F finds nothing. You need to extract the text, search through it, maybe paste a paragraph into a doc. Five years ago, this meant a cloud OCR API at $1.50 per 1,000 pages, plus uploading your potentially-sensitive PDF to a third-party service. Now it means dropping the file into a tab and waiting two minutes....

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