DEV Community • 2026-04-29 12:39

What "Offline-First" Actually Means When You're Building a Privacy Tool

All tests run on an 8-year-old MacBook Air. "Offline-first" gets used to mean a lot of things. For most apps it means "works without internet, syncs when reconnected." For a privacy-focused PDF tool, it means something stricter: the app should be architecturally incapable of sending your data anywhere — not just configured not to. Here's what that actually requires in practice. The...

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Hacker News: Front Page • 2026-04-29 12:38

He asked AI to count carbs 27000 times. It couldn't give the same answer twice

Article URL: https://www.diabettech.com/i-asked-ai-to-count-my-carbs-27000-times-it-couldnt-give-me-the-same-answer-twice/ Comments URL: https://news.ycombinator.com/item?id=47947490 Points: 42 # Comments: 25

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HackerNoon • 2026-04-29 12:38

If Rotating Secrets Requires a Ticket, It’s Not a Process — It’s a Problem

Secrets rotation is often treated as an operational task, but the real issue is lack of control. Long-lived credentials, unclear ownership, and implicit access make systems hard to change safely. The platform may work — but it is not truly controllable.

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DEV Community • 2026-04-29 12:37

Your landing page isn't converting because of copy, not design

Your landing page isn't converting because of copy, not design I've reviewed hundreds of indie hacker landing pages. The pattern is always the same: Beautiful design. Responsive layout. Thoughtful color palette. Headline that says "The future of [X]" or "Supercharge your workflow." Nobody knows what it does. Nobody signs up. Design is not the problem. Copy is. The 7-sec...

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newest submissions : multi • 2026-04-29 12:37

How Anthropic’s silence fueled a Claude Code trust crisis

submitted by /u/OfficialLeadDev to r/software [link] [comments]

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DEV Community • 2026-04-29 12:37

Sensory-First Intelligence: An Agent-Driven Approach to Brain-Inspired Neural Architectures

Sensory-First Intelligence: An Agent-Driven Approach to Brain-Inspired Neural Architectures The dominant approach in artificial intelligence today is scaling — ever-larger models trained on ever-more data. While this has delivered impressive results, it is becoming unsustainable. Training frontier models now costs tens of millions of dollars and consumes vast amounts of energy. We are reaching h...

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Putin scales back Red Square military parade amid Ukraine war struggles
newest submissions : multi • 2026-04-29 12:37

Putin scales back Red Square military parade amid Ukraine war struggles

submitted by /u/eaglemaxie to r/worldnews [link] [comments]

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Typescript Application Security from A to Z: A Guide to Protecting Against Obvious and Not-So-Obvious Vulnerabilities
DEV Community • 2026-04-29 12:36

Typescript Application Security from A to Z: A Guide to Protecting Against Obvious and Not-So-Obvious Vulnerabilities

I often notice how careless some developers are about the security of their applications. They only begin to think about protection methods when they have to rewrite a large portion of the application. Today, we'll cover classic and other attack methods, examine where the compiler falls short, and build modern protection based on best practices and specific code examples. This article specifical...

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DEV Community • 2026-04-29 12:36

I sent 200 cold emails for my SaaS. Here's what actually got replies.

I sent 200 cold emails for my SaaS. Here's what actually got replies. I spent three weeks cold-emailing potential users for my side project. Open rate was decent. Reply rate was embarrassing — around 2%. Then I changed one thing in how I wrote the emails. Reply rate jumped to 11%. Here's everything I learned. Why most cold emails get ignored The pattern I kept seeing in...

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DEV Community • 2026-04-29 12:32

My First Google Cloud NEXT ’26 Experience as a Beginner in Machine Learning

As someone who started learning Python just a month ago and recently stepped into the world of machine learning, I’ll be honest—cloud platforms have always felt a bit intimidating to me. So when Google Cloud NEXT ’26 kicked off, I didn’t jump in expecting to understand everything. Instead, I approached it with curiosity: What does all of this mean for someone like me, who’s just getting started? ...

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AI Spots Pancreatic Cancer Years Before It Shows Up, Study Finds
newest submissions : multi • 2026-04-29 12:31

AI Spots Pancreatic Cancer Years Before It Shows Up, Study Finds

submitted by /u/Quantum-Coconut to r/technology [link] [comments]

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Putting a SaaS admin panel entirely inside a Telegram bot
DEV Community • 2026-04-29 12:30

Putting a SaaS admin panel entirely inside a Telegram bot

Most Telegram monetization tools I’ve seen follow the same pattern. There is a bot for the users and a separate web dashboard for the owner. When I started building Kiges Handig, I wanted to avoid the web panel completely. The problem with managing paid groups is obvious. It usually involves checking payment screenshots, adding people by hand, and then forgetting to remove them when their subs...

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US Soldiers Expose Nuclear Weapons Secrets Via Flashcard Apps - bellingcat
newest submissions : multi • 2026-04-29 12:30

US Soldiers Expose Nuclear Weapons Secrets Via Flashcard Apps - bellingcat

submitted by /u/Chromber to r/worldnews [link] [comments]

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🚀 Which Flutter State Management Should You Use? (Complete Developer Guide)
DEV Community • 2026-04-29 12:30

🚀 Which Flutter State Management Should You Use? (Complete Developer Guide)

Flutter makes building beautiful apps easy — but as your app grows, managing data across screens becomes challenging. You may have faced issues like: UI not updating properly Data not syncing between screens Too many unnecessary rebuilds 👉 This is exactly where state management becomes essential. In this guide, we’ll break down everything — from basics to advanced approaches — so you can confid...

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Reddit may need to sell its soul for scale • Losing on aggregate, or backpage of the internet?
newest submissions : multi • 2026-04-29 12:28

Reddit may need to sell its soul for scale • Losing on aggregate, or backpage of the internet?

submitted by /u/Naurgul to r/technology [link] [comments]

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DEV Community • 2026-04-29 12:24

Your Go Structs Are Leaking: 6 Encapsulation Fixes From a Security CLI

How returning pointers to internal slices, exposing mutable globals, and using pointer receivers on read-only methods let callers corrupt state in a Go CLI — and the exact fixes. Go doesn't have private or protected. It has exported (uppercase) and unexported (lowercase). This makes encapsulation feel optional. I audited my Go CLI project for encapsulation violations and found 10. Each one le...

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Hacker News • 2026-04-29 12:24

Show HN: Adblock-rust Manager – Firefox extension to enable the Brave ad blocker

Comments

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newest submissions : multi • 2026-04-29 12:24

Replacing Neovim's terminal with tmux's display-popup

I spent the past couple of days battling this on and off to get it to work nicely. It's really helped my development flow and thought others might find it useful too. submitted by /u/Hell_Rok to r/programming [link] [comments]

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DEV Community • 2026-04-29 12:24

How I Improved API Throughput by 326 and Reduced Latency by 99.7% in a .NET Backend

When I seeded my backend with 600,000 car records and 1,000,000 posts to simulate real traffic, my API nearly fell over. 54% of requests were failing. The p95 latency on the car listing endpoint was 30 seconds. Throughput was sitting at a painful 2 req/s. Eight weeks later: 807 req/s, 79ms p95 latency, 0.26% error rate. This is the story of how I got there. What I Was Building Gea...

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Lobsters • 2026-04-29 12:24

Blessed Syntax and Ergonomics

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