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Dev.to·Monday, December 29, 2025

Dev.to - Monday, December 29, 2025

10 stories~15 min

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Stories Covered

01

How was your 2025?

Soo... 2025 is basically over. How'd it go for you? Here are two of my own DEV-centric highlights that come to mind: I'm proud to share we launched 30 DEV Challenges this past year. I'm hoping to bring that number up to 50+ in 2026 so that DEV becomes more and more of a hackathon destination for developers everywhere. I've also been very happy to see more people sharing their weekly wins in my #weeklyretro post. It's very fun seeing what everyone has been up to! #weeklyretro Follow We'r

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02

Kubernetes Interview Questions & Answers (Professional – 6 Years Experience)

1. Kubernetes Architecture Q1. What happens when you run kubectl apply -f deployment.yaml? Answer: kubectl apply, the request goes to the kube-apiserver. etcd. ReplicaSet. scheduler decides on which node the pods should run. kubelet on that node pulls the image and starts the container. Answer: distributed key-value store that holds the entire cluster state. Answer: Deployment → Stateless apps like web services StatefulSet → Stateful apps like databases or Kafka (stable network ID,

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03

Day 36 of improving my Data Science skills

If you work with data long enough, you stop wishing for fancier models and start wishing for something simpler - Confidence. Here's the insight that stuck with me most today: If you're building products, making decisions, or hiring people who work with data, this is the real differentiator. Not who knows the most tools, but who knows where trust can break. And tomorrow, I'm pushing deeper, more practice, more questioning, more discomfort. -SP

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04

🚀 O melhor dos dois mundos: Entenda o Partial Pre-Rendering (PPR)

Você já teve que escolher entre a velocidade de uma página estática e a flexibilidade de um conteúdo dinâmico? Com o Partial Pre-Rendering (PPR), essa escolha ficou no passado. 💡 O que é o PPR? A casca (Shell): Título, descrição e imagens são pré-renderizados e servidos via CDN (ultra rápido). O conteúdo dinâmico: O carrinho de compras e as recomendações personalizadas são "encaixados" assim que ficam prontos. 🎯 Por que isso importa? SEO: O conteúdo principal está lá para os bots de busca desd

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05

Carbon Emissions and Large Neural Network Training

How big AI training makes a surprise climate bill Training huge AI systems uses lots of power, and that cost can hide in plain sight. energy than you'd expect, while others, that use smart tricks, can cut use down to a tiny fraction. carbon pollution. datacenters and chips can lower emissions by hundreds or even thousands fold, if done right. reduce the footprint. Read article comprehensive review in Paperium.net: Carbon Emissions and Large Neural Network Training 🤖 This analysis and review

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06

A Engenharia de Requisitos na Era dos Algoritmos: Colaboração, Não Substituição

A Engenharia de Requisitos sempre foi considerada a fase mais crítica do ciclo de desenvolvimento de software. Estudos clássicos demonstram que erros originados nesta fase custam de 10 a 200 vezes mais para corrigir quando descobertos em produção. Tradicionalmente, esta disciplina dependia exclusivamente de habilidades humanas: conduzir entrevistas, interpretar linguagem corporal, negociar prioridades entre stakeholders com interesses conflitantes. Em 2024, a Thoughtworks documentou um caso embl

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07

🚀_Ultimate_Web_Framework_Speed_Showdown[20251229195207]

As a full-stack engineer with 10 years of development experience, I've witnessed the rise and fall of countless web frameworks. From the early jQuery era to today's high-performance Rust frameworks, I've seen the rapid evolution of web development technology. Today I want to share a performance comparison test that shocked me and completely changed my understanding of web framework performance. In 2024, the performance requirements for web applications are getting higher and higher. Whether it's

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08

I built a Windows diagnostic tool in Python to detect RATs, persistence, and suspicious logs

Hi Devs 👋 Over the past few months, I’ve been building a series of lightweight diagnostic tools for Windows, designed for anyone who wants to analyze their system for anomalies, persistence techniques, or potential malware traces. 🎯 System Hunter – Pro Edition is a modular Python suite that includes: • 🧠 Log Hunter – Scans system logs for critical or suspicious events ✅ No installation required 📦 Available on Ko-fi: https://ko-fi.com/mentalistops 🧪 Designed for: • Personal forensic analysis

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10

How I built 300+ backlinks for my SaaS without outreach

Like most devs, I hate link building. Cold emails, guest posts, follow-ups — slow, noisy, and hard to scale. While launching my SaaS, I used a boring but effective approach: listing the product on AI & SaaS directories. At scale. 300+ real backlinks from niche-relevant directories Submissions spread over 7–10 days (no spam signals) Mostly do-follow links Clean anchors (brand / URL only) Manual submissions — no automation, no PBNs New SaaS domains Indie hackers shipping fast SEO foundatio

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