How to Build an Analytics Admin Dashboard Shell with shadcn/ui
HackerNoon • 2026-04-25 15:03

How to Build an Analytics Admin Dashboard Shell with shadcn/ui

In this guide, we will walk you through building a production-ready analytics admin dashboard shell using shadcn/ui, Next.js, and Base UI. You'll scaffold the full layout sidebar navigation, statistics widgets, sales charts, earnings reports, and a product data table using a single CLI command and a clean, component-driven architecture.

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1m read
DEV Community • 2026-04-25 15:01

Pandas DataFrames: Your Data Spreadsheet

NumPy is for numbers. Pure numbers, same type, organized in grids. Fast, powerful, no labels. Real data is not like that. Real data has column names. It has strings mixed with numbers. It has dates. It has missing values. It has a mix of ages, salaries, cities, and booleans all in the same table. NumPy cannot handle that cleanly. Pandas was built specifically for it. If NumPy is a calculator, ...

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7m read
DEV Community • 2026-04-25 15:01

Landing Page Feedbacker

Landing Page Feedbacker Instant, actionable feedback for your landing page. What it does Instant, actionable feedback for your landing page. Try it Live: https://landing-page-feedbacker.vercel.app Get it ($9.99): https://buy.stripe.com/28EaEXdi843pfRc1Kn9EI3F Built this to solve a real problem. Feedback welcome!

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DEV Community • 2026-04-25 15:00

Big Tech firms are accelerating AI investments and integration, while regulators and companies focus on safety and responsible adoption.

The AI landscape is experiencing unprecedented growth and transformation. This post delves into the key developments shaping the future of artificial intelligence, from massive industry investments to critical safety considerations and integration into core development processes. Key Areas Explored: Record-Breaking Investments: Major tech firms are committing billions to AI infrastructure, si...

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Day 66: Why Point-in-Time Recovery is the first button you should click in DynamoDB
DEV Community • 2026-04-25 15:00

Day 66: Why Point-in-Time Recovery is the first button you should click in DynamoDB

Today on Day 66 of my Serverless Financial Agent build, things went south. While connecting a real banking API (Wise) to replace my sandbox data, my DynamoDB table started mixing fake test data with real production transactions. I needed to purge the table. But staring at the "Delete Items" button in the AWS Console gave me pause. What happens when this app scales and I accidentally run a destruc...

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Hacker News: Front Page • 2026-04-25 14:59

UK to permanently ban future generations from buying cigarettes

Article URL: https://nypost.com/2026/04/21/world-news/uk-to-permanently-ban-future-generations-from-buying-cigarettes/ Comments URL: https://news.ycombinator.com/item?id=47901993 Points: 7 # Comments: 4

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Product Hunt — The best new products, every day • 2026-04-25 14:58

Waitlister

The waitlist software to launch your product Discussion | Link

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1m read
DEV Community • 2026-04-25 14:55

Why Mastery Simplifies (And Inexperience Creates Complexity)

The smartest engineers often make things look simpler, not more complex. That can be hard to recognize until you've seen enough bad complexity. A few years into your career, you start noticing something subtle. The people who understand the most often sound the least impressive at first. They use fewer words. They make smaller changes. They explain things in ways that feel obvious once you hear...

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3m read
HackerNoon • 2026-04-25 14:53

AI Police Dog Security Simulation Earns a 23.64 Proof of Usefulness Score by Building an Autonomous Security Simulation for Industrial Zones

This interview explores an AI-powered security dog simulation built using Python and Finite State Machine logic to model autonomous patrol, pursuit, and fail-safe behaviors in industrial environments. While currently a functional prototype, the system demonstrates key concepts like energy-aware decision-making and autonomous recovery protocols. The project aims to evolve toward real-world deployme...

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1m read
DEV Community • 2026-04-25 14:47

Replit AI Agent: Practical Guide for Dev Workflows

The replit ai agent is one of the few “AI coding” features that feels less like a demo and more like a usable teammate—especially when you want to go from idea → running code without a ton of setup. If you’ve tried assistants that only autocomplete snippets, the agent approach is different: it can plan, create files, run code, and iterate based on results. What a Replit AI Agent actually...

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4m read
DEV Community • 2026-04-25 14:45

I Built a Webhook Debugger with Replay — No Install, No CLI (FastAPI + AWS Lambda)

The Problem Every Developer Hits You're integrating with Stripe. You set up a webhook endpoint. A payment comes in and... your handler crashes. Now you need to: See what Stripe actually sent Fix your code Trigger the same webhook again to test But you can't make another real payment just to test. And Stripe's webhook logs only show you the last few attempts. This happens with eve...

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Lobsters • 2026-04-25 14:45

You don't want long-lived keys

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Hacker News • 2026-04-25 14:42

Show HN: SherifDB, a databe written in Golang under 500 LOC

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1m read
HackerNoon • 2026-04-25 14:42

PersonaOps for the Google Ecosystem

This whitepaper outlines a voice-to-data intelligence system built entirely within the Google ecosystem, using tools like Speech-to-Text, Gemini APIs, Google Sheets, and Workspace services. It treats voice as a structured data input channel, enabling real-time transcription, intent extraction, schema evolution, and automated workflows. By combining AI-driven reasoning with scalable cloud infrastru...

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Hacker News: Front Page • 2026-04-25 14:42

Jumping into cold water can stop your heart

Article URL: https://jorgenmelau.substack.com/p/the-first-sixty-seconds Comments URL: https://news.ycombinator.com/item?id=47901884 Points: 8 # Comments: 0

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DEV Community • 2026-04-25 14:39

🚀 I Built a Complete Finance SaaS Dashboard UI (So You Don’t Have To)

Building a finance dashboard from scratch is not as simple as it looks. At first, you think: “I just need a dashboard with charts and tables.” But very quickly, it becomes something much bigger. 💭 The Real Problem When building a finance or SaaS product, you don’t just need: A dashboard Some cards A few charts You actually need: Invoice systems Expense tracking Client management Reports &...

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2m read
🧠 The Ultimate System Design Interview Cheatsheet (Visual Guide)
DEV Community • 2026-04-25 14:37

🧠 The Ultimate System Design Interview Cheatsheet (Visual Guide)

🧠 The Ultimate System Design Interview Cheatsheet System design interviews can feel overwhelming — there's a mountain of concepts, and you never know which ones will come up. I put together a visual cheatsheet that covers the most essential topics, organized so you can see the big picture at a glance. 👇 Here's a topic-by-topic breakdown of everything on it. 🚀 1️⃣ Non-Fun...

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8m read
DEV Community • 2026-04-25 14:35

AI Resume Builder: How to Ship Better CVs Faster

Hiring teams skim. ATS filters. And most resumes still read like everyone copy-pasted the same “results-driven” template. An ai resume builder can fix that—if you use it like a tool, not a slot machine that spits out buzzwords. In this post, I’ll show a practical, technical workflow for using AI to produce a resume that’s scannable, specific, and ATS-friendly, without turning your experience into...

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4m read
DEV Community • 2026-04-25 14:34

Why I Replaced lsof with a Rust-Based "Sniper" Button

Every developer has a "favorite" annoying workflow. Mine was hunting down zombie processes that refused to release my local dev ports. If you've ever typed this into your terminal for the 5th time in an hour, you know the pain: lsof -i :3000 kill -9 <PID> I decided to automate this friction away by building Recoil—a tactical system monitor for macOS that lets you "snipe" these proc...

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Giải mã kiến trúc phân phối Media của Pinterest: Xây dựng Engine trích xuất hiệu suất cao với Async I/O và FFmpeg
DEV Community • 2026-04-25 14:33

Giải mã kiến trúc phân phối Media của Pinterest: Xây dựng Engine trích xuất hiệu suất cao với Async I/O và FFmpeg

Giới thiệu Là các nhà phát triển, chúng ta thường bị mê hoặc bởi cách các nền tảng quy mô toàn cầu quản lý và phân phối khối lượng dữ liệu đa phương tiện khổng lồ. Pinterest không chỉ là một trang web chia sẻ hình ảnh; dưới góc độ kỹ thuật, đó là một hệ thống phân phối nội dung phức tạp sử dụng công nghệ truyền phát thích ứng (Adaptive Bitrate Streaming) để tối ưu hóa trải nghiệm người ...

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