Feb 19 · 3 min read · Building an edit profile page sounds straightforward until you realize just how much data you're dealing with. The Problem I Didn't See Coming A few months ago, I was tasked with building a profile edit feature. Simple enough, right? But when I start...
Join discussionSep 6, 2025 · 6 min read · Imagine you’re on YouTube, clicking a channel’s profile, and instantly seeing their subscriber count, who they’re subscribed to, and whether you’re subscribed. It feels seamless, right? But behind the scenes, there’s some serious database magic at wo...
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Jul 30, 2025 · 16 min read · Ever looked at your raw data and wished you could transform it, summarize it, and get meaningful insights out of it? That's exactly what MongoDB's Aggregation Pipelines are for! Think of it like an assembly line for your data, where each "station" (c...
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Jul 10, 2025 · 7 min read · What is aggregation pipelines in mongoDB ? The Aggregation pipeline is a very powerful tool in mongoDB it is used to process data through various operators and return computed results. MongoDB aggregates data through multiple steps and at the end it ...
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Jul 10, 2025 · 4 min read · Hey devs! 👋 Want to find documents closest to a specific location in MongoDB? $geoNear is your best bet! 📍 It calculates distance and sorts results by proximity—ideal for maps, nearby searches, and geo-powered apps. Let’s dive in! 🌍 Ever wondered...
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Jul 4, 2025 · 4 min read · You're probably not even aware of it, but you use createdAt and updatedAt in your backend services all the time, right? But what if I told you that you're sending raw timestamps in your API responses like this: { "title": "You are handling timest...
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Jun 9, 2025 · 4 min read · When building backend APIs using Express.js and MongoDB, you’ll come across many concepts like route parameters, aggregation pipelines, and error handling. This article breaks down some essential backend topics using an example like getUserChannelPro...
Join discussionMar 28, 2025 · 3 min read · An aggregation pipeline consists of one or more stages that process documents: Each stage performs an operation on the input documents. For example, a stage can filter documents, group documents, and calculate values. The documents that are output ...
Join discussionMar 24, 2025 · 1 min read · If you've ever worked with MongoDB, you know how powerful its aggregation framework can be — yet it’s also one of the most underutilized features. Whether you're filtering data, transforming documents, or generating complex analytics, aggregation pip...
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Jan 24, 2025 · 3 min read · What are mongoDB aggregation pipelines ? MongoDB’s Aggregation Pipeline is a framework used to process data and perform operations on collections. It allows you to transform, filter, and aggregate data in a collection using a series of stages, each ...
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