DEV Community • 2026-04-23 13:28

Building a Lightweight Media Downloader with Modern Web Techniques (Pinterest Case Study)

In the modern web ecosystem, media consumption has shifted heavily toward short-form visual content. Platforms like Pinterest have become massive discovery engines for ideas, tutorials, design inspiration, and reference material. However, one limitation users constantly face is the lack of a native download option for saving video content. This article explores how a lightweight, browser-based me...

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DEV Community • 2026-04-23 13:24

AWS Security Checklist: 58 Checks Every Team Should Run Before a SOC 2 Audit

I Got Tired of $10k AWS Security Audits — So I Built My Own A few months ago I was helping a startup prepare for SOC 2. Their security consultant quoted $15,000 for an AWS security audit — two weeks timeline and a PDF report at the end. I looked at what they were actually checking — IAM configs, open security groups, unencrypted S3 buckets, CloudTrail logging. Standard stuff that any engineer cou...

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DEV Community • 2026-04-23 13:23

Why Your AI Prompts Are Getting Generic Answers (And How to Fix It)

Most engineers treat AI like a search engine. Type a question; hope for a good answer; get frustrated when it's generic. That's not how it works. AI responds to context. The more specific you are, the better the output. Think of it like briefing a new team member who knows everything, but has no idea about your environment. Here is what changed my results completely. Give it a role; "You are a clo...

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CSS-Tricks • 2026-04-23 13:22

Recreating Apple’s Vision Pro Animation in CSS

Putting CSS’s more recent scrolling animation capabilities to the test to recreate a complex animation of the Apple Vision Pro headset from Apple's website. Recreating Apple’s Vision Pro Animation in CSS originally handwritten and published with love on CSS-Tricks. You should really get the newsletter as well.

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I Built WhiteOwl: a Local-First Solana Panel and Browser Wallet
DEV Community • 2026-04-23 13:21

I Built WhiteOwl: a Local-First Solana Panel and Browser Wallet

Most crypto workflows still feel broken. You have one tab for charts, another for wallet actions, another for social scanning, another for research, and another for automation. Even when each tool is useful on its own, the overall workflow is fragmented, slow, and hard to trust. That is the problem I wanted to solve with WhiteOwl. WhiteOwl is a local-first Solana operating stack that I built ...

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DEV Community • 2026-04-23 13:21

More than 90% of Web3 games failed after $15 billion boom as gamers never showed up: Caladan

Introduction to the Rise and Fall of Web3 Gaming More than 90% of Web3 games disappeared after a huge $15 billion funding spree, as most gamers never showed up to play [Source: CoinDesk]. In 2022, blockchain-based gaming was all the rage. Startups promised a new kind of game where players owned parts of the world and could earn money just by playing. Investors poured billions into proje...

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DEV Community • 2026-04-23 13:20

Data Broker Opt Out: Practical Steps to Reduce Exposure

The fastest way to shrink your online footprint is a data broker opt out—because the people selling your name, address, and “possible relatives” aren’t doing it for your benefit. Data brokers fuel spam, scams, doxxing, and creepy “personalized” ads, and most of them operate in legal gray zones that make consent optional and removal intentionally annoying. What data brokers collect (and w...

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DEV Community • 2026-04-23 13:18

Building a Real-Time Progress Bar with Server-Sent Events in Next.js

When spectr-ai analyzes a smart contract, it's not instant. The LLM needs time to reason through the code, identify vulnerabilities, and generate structured output. That analysis can take 10-30 seconds depending on the model and contract size. Staring at a spinner for 30 seconds feels broken. Users need to see progress. I considered WebSockets, but they're overkill for this. The communication is ...

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6m read
Hacker News: Front Page • 2026-04-23 13:17

The End of Responsive Images

Article URL: https://piccalil.li/blog/the-end-of-responsive-images/ Comments URL: https://news.ycombinator.com/item?id=47875420 Points: 3 # Comments: 1

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DEV Community • 2026-04-23 13:17

Matrices: The Grid That Holds Your Entire Dataset

Open any spreadsheet you have ever worked with. Rows of data. Columns of features. Every cell a number. That spreadsheet is a matrix. Not metaphorically. Not approximately. When you load that spreadsheet into Python for machine learning, it becomes a NumPy matrix, number for number, row for row. The thing you have been looking at in Excel your whole life is the exact data structure that powers ...

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7m read
ThreatsDay Bulletin: $290M DeFi Hack, macOS LotL Abuse, ProxySmart SIM Farms +25 New Stories
The Hacker News • 2026-04-23 13:17

ThreatsDay Bulletin: $290M DeFi Hack, macOS LotL Abuse, ProxySmart SIM Farms +25 New Stories

You scroll past one incident and see another that feels familiar, like it should have been fixed years ago, but it still works with small changes. Same bugs. Same mistakes. The supply chain is messy. Packages you did not check are stealing data, adding backdoors, and spreading. Attacking the systems behind apps is easier than breaking the apps themselves. The exploits are simple but still work

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Operating Gateway API in Production: What the Migration Guides Don't Cover
DEV Community • 2026-04-23 13:14

Operating Gateway API in Production: What the Migration Guides Don't Cover

You migrated. Traffic is flowing. ReferenceGrants are in place. The controller reconciliation loop is clean. And then — quietly, without a single alert firing — things start breaking in ways your observability stack was never built to see. Most Gateway API migration guides end at cutover. That is the wrong place to stop. The real operational surface of gateway API production begins exactly where ...

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6m read
Stop getting generic output from Copilot. Teach it your patterns.
DEV Community • 2026-04-23 13:11

Stop getting generic output from Copilot. Teach it your patterns.

The Problem You use Copilot. You ask it to build something, and it does sort of. It follows your prompt, generates working code, and you ship it. Then you do it again the next day. And the day after. A month later, your codebase has class names in PascalCase next to camelCase functions, three different error handling styles, two ways to structure the same kind of module, and hooks tha...

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DEV Community • 2026-04-23 13:10

Voice AI in Production: From RunPod to Hosted Kubernetes

Your voice model works in a demo. The same model in production stalls under concurrent load. The model file is identical. So is the GPU card. Only the deployment changed. If your TTS service runs on a single RunPod pod, you've already met this wall. You handle one request per GPU at a time. A crash costs ninety seconds to reload the model. Failover isn't in the setup. Your marketing page says "ge...

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DEV Community • 2026-04-23 13:10

# Como hospedei meu portfólio na AWS com S3, CloudFront e CI/CD do zero

Quando decidi criar meu portfólio, tomei uma decisão: não ia hospedar no GitHub Pages nem no Vercel. Queria aprender na prática. Queria que cada vez que alguém abrisse meu portfólio, ele estivesse rodando em uma infraestrutura real — a mesma que grandes empresas usam. Então fui para a AWS. A ideia A arquitetura é simples mas poderosa: GitHub → GitHub Actions → S3 → CloudFront →...

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Product Hunt — The best new products, every day • 2026-04-23 13:09

Universal Gas Framework (UGF)

Send cross-chain transactions without bridging or gas hassle Discussion | Link

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DEV Community • 2026-04-23 13:07

Vercel got hacked because an employee clicked 'Allow' on an OAuth prompt. We all do this.

The Vercel breach wasn't some zero-day masterpiece. An employee clicked "Allow" on an OAuth prompt — the same button you and I mash dozens of times a month without reading a single line. Let me walk you through why this one haunts me. What Actually Happened Lumma Stealer malware harvested a Context.ai employee's credentials. The malware harvested credentials including an OAuth token f...

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3m read
Export Confluence Pages to Clean Markdown — Introducing Markdown Exporter for Confluence
DEV Community • 2026-04-23 13:07

Export Confluence Pages to Clean Markdown — Introducing Markdown Exporter for Confluence

Introducing Markdown Exporter for Confluence We're excited to announce that Markdown Exporter for Confluence is now live on the Atlassian Marketplace. Confluence's built-in export gives you HTML or PDF. Neither is portable. Neither fits a docs-as-code workflow. Neither works with Obsidian or a static site generator. For teams that live in both Confluence and Markdown — developers, tech...

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DEV Community • 2026-04-23 13:06

FOMO as a Developer: You're Not Behind, You're Just Human

There's a special kind of anxiety that comes as a bonus when working in tech. A new framework drops. A new AI tool shows up. Someone posts a thread about the "only AI stack you need in 2026". Your inbox politely reminds you that 67 unread newsletters are waiting. And, just like that, you get that nagging feeling of falling behind. This is known as FOMO a.k.a. the fear of missing out. Not the ma...

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DEV Community • 2026-04-23 13:06

The Invisible Tax: How Engineers Are Building Multi-Cloud Mesh Fabrics to Escape the Egress Economy

IT InstaTunnel Team Published by our engineering team The Invisible Tax: How Engineers Are Building Multi-Cloud Mesh Fabrics to Escape the Egress Economy The Invisible Tax: How Engineers Are Building Multi-Cloud Mesh Fabrics to Escape the Egress Economy Cloud providers have spent a decade telling you that multi-cloud is the future. What they don’t advertise is that they’ve also engineered their pr...

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