Serverless servers and the challenge of new React architecture

Intended or not, this tweet garnered a lot of attention and led to countless meme responses thanks to a seemingly nonsensical phrase, “serverless server”. On one hand, that’s just how social media works—people like to have fun and farm engagement.

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Liskov’s Gun: The parallel evolution of React and Web Components

Because this essay is over 11 000 words long(!) I’ve made a convenience EPUB file for offline reading. (EPUB only! No PDF this time.) You can download it over on the fulfilment service I use, Lemon Squeezy, with the option to pay what you want if you feel the urge to support my writing.

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Types of React Components

Since React's release in 2013, various component types have emerged. Some are still essential to modern React applications, while others are mostly found in older projects (deprecated). This guide provides beginners with an overview of modern components and patterns, explaining which are still relevant and why some are no longer used.

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Enhancing The New York Times Web Performance with React 18

As software engineers at The New York Times, we place a high value on page performance, SEO, and keeping up to date with the latest technology. With those priorities in mind, the release of React 18 stood out to us as a significant and tangible leap forward in the ever-expanding world of web development.

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Self-Hosting NextJS on Fly.io Guide

Recently, Lee Robinson of Vercel gave a tutorial on how to self-host NextJS in a VPS. He used DigitalOcean. I also tried it in Hetzner using Ubuntu instance and it worked. The example used Docker to deploy NextJS. It has all the dependencies like Nginx and a Postgres database, also run in Docker.

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Why I Prefer WebStorm Over Visual Studio Code for Web Development

As a software developer, the IDE or code editor you choose can have a massive impact on your workflow and productivity. Two of the most popular tools for web development today are JetBrains WebStorm and Visual Studio Code (VS Code).

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Unleash JavaScript's Potential with Functional Programming

Too many JavaScript developers have no idea what JavaScript is capable of. This article will transform the way you write code and unleash your potential as a programmer.

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A Local-First Case Study

I just got back from a travel sabbatical. While the trip turned out great, the planning process was decidedly… less so. Figuring out six months of travel is a daunting task, and I quickly became dissatisfied with existing tools. True to myself, I yak shaved the problem.

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OpenAI Introduces Swarm, a Framework for Building Multi-Agent Systems

As the AI world is shifting towards building agentic systems, OpenAI’s team has decided to give the world an open source gift. The team has released Swarm, an open source framework for building, orchestrating and deploying multi-agent systems. Click here to check out the GitHub repository.

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A New Era of Writing Code

Large language models (LLM) will change how software engineers write code forever. Last weekend, I built a side project using Cursor, an LLM-based IDE, without writing a single line of code myself (I am not sponsored).

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Open Source Alternatives to Google Photos that Can be Self Hosted

Google Photos is an excellent service by Google to store and organize your precious memories. But, of course, it is Google, and it is not be the most privacy-friendly option out there. So, what can you do to get a private Google Photos like experience?

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Announcing Deno 2

The web is humanity’s largest software platform — building for it means potentially reaching over 5 billion people. But as web development has accelerated in recent years, it has also become increasingly and unmanageably complex. Before writing a single line of code, developers must deal with tedious configuration and wading through unnecessary boilerplate, when they would rather focus on shipping product and delivering value to users.

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Testing Frontend — Lessons from over a million lines of TypeScript at Palantir

Prior to Meticulous.ai I spent ten years at Palantir helping lead engineering for Palantir’s main frontend. Through this we learnt how to test frontends effectively, the hard way.

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How we run migrations across 2,800 microservices

This blog post was accurate when we published it – head to monzo.com or your Monzo app for the most up to date information. We’ve got a lot of value from our microservices architecture (2,800 and counting!), but this architecture is not without its challenges.

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Serverless servers: Efficient serverless Node.js with in-function concurrency

We’re sharing a first look at a new version of Vercel Functions with support for in-function concurrency that brings the best of servers to serverless functions. We’ve been testing this new version with customers and are seeing a 20%-50% reduction in compute usage and respective cost reduction without latency impact.

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A guide to destructuring in JavaScript

If you’ve spent plenty of time wading through modern JavaScript, odds are you’ve seen enough ellipses (...) to put even the most brooding 90s role-playing game protagonist to shame. I wouldn’t fault you for finding them a little confusing.

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How to Minimize Latency and Cost in Distributed Systems

Key Takeaways Distributed Systems spanning over multiple availability zones can incur significant data transfer costs and performance bottlenecks. Organizations can reduce costs and latencies by applying zone aware routing techniques without sacrificing reliability and high availability.

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The real 10x developer makes their whole team better

Single individuals make less of a difference to the success or failure of a technology project than you might think (and that’s a good thing). We’re all familiar with the concept of the 10x engineer or developer: “the nerdy, antisocial genius who makes groundbreaking products almost by accident,” per one description.

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Rate Limiting Algorithms Explained with Code

Imagine you’re running an online service that has suddenly gone viral. Users from around the world are flooding your servers with requests. In this article we will dive into 5 of the most common rate limiting algorithms, their pros and cons and learn how to implement them in code.

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Module Augmentation is a Hidden Gem in TypeScript

In my latest software development project, I encountered a challenge that led me to a hidden gem in TypeScript: module augmentation and interface merging. I was tasked with creating a feature flag package that provided each micro frontend repository with easy, type-safe access to feature flags.

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20 System Design Case Studies, Articles and Videos for Software Developers

Hello guys, if you are preparing for Tech interviews but struggling on System Design interviews then you are not alone. System Design is one of the toughest topic for anyone giving Interview. Though you can overcome this by preparing well and choosing right resources.

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I built an AI Agent to validate my PR without actually doing it myself 🚀⚡

In Composio, we review tens of pull requests every week. That takes a lot of time, so I tried to involve an AI to help us validate all the pull requests before reviewing them.

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How to fetch data in React

Newcomers to React often start with applications that don't need data fetching at all. Usually they are confronted with Counter, Todo or TicTacToe applications. That's good, because data fetching adds another layer of complexity to your application while taking the first steps in React.

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