Feb 1 · 5 min read · Node.js is famous for its single-threaded, non-blocking I/O model. This design makes it incredibly good at handling thousands of concurrent connections with minimal overhead. But there’s a catch. What happens when your single thread is forced to perf...
Join discussionDec 28, 2025 · 5 min read · Race Day Madness: The Submission Pipeline and Judge0 Pit Stops. Welcome back to the pit lane.Previously, we designed the backend and confidently assumed the hard part was over. It wasn’t. Because buried deep inside this system lived a group of routes...
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Oct 24, 2025 · 27 min read · JavaScript is a single-threaded programming language, and Node.js is the runtime environment for JavaScript. This means that JavaScript essentially runs within Node.js, and all operations are handled through a single thread. But when we perform tasks...
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Oct 4, 2025 · 4 min read · Dalam pengembangan aplikasi modern, responsivitas adalah segalanya. Namun, seringkali kita dihadapkan pada tugas-tugas yang memakan waktu: memproses video, membuat laporan, atau mengirim ribuan email. Jika kita mengerjakannya secara langsung, penggun...
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Sep 19, 2025 · 6 min read · The world of web development is constantly evolving. We've moved from monolithic servers to microservices, then to serverless functions, and now we're on the cusp of a new era: Edge Computing. Amidst this paradigm shift, a web framework was born, des...
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Aug 18, 2025 · 7 min read · In the previous blog, we discussed how to handle a single long-running task using BackgroundService in ASP.NET Core. This time, we’ll explore how to handle multiple long-running tasks concurrently, process them in the background, and track their pr...
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Aug 3, 2025 · 5 min read · Last week, I ran into a production issue in a Node.js application while the service owner was on leave.As a lifelong Java developer, I was nervous — I’d never touched Node.js before, and the fix was urgent. Thanks to Windsurf AI Agent, I managed to...
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May 24, 2025 · 5 min read · Introduction Golang has made it very simple to apply concurrency in our programs and worker pool is one of the amazing concurrency pattern that we can simply create with go. Definition The technical definition is: (Yes, I copied this from internet 🙂...
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May 15, 2025 · 5 min read · JavaScript was designed to be single-threaded. For most use cases — especially in web development — that’s not a problem. The event loop, combined with asynchronous programming, handles I/O operations efficiently without blocking the main thread. But...
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Mar 16, 2025 · 4 min read · Recently I was working on an adhoc activity which involved writing a script that would extract some cell data from around 75k excel files, assume these files are readily available on your disk. Because these are user provided files, some of these are...
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