Gouranga Das Samrat

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Showing posts from October, 2025

The Easiest Way to Test Node.js Apps with MongoDB: Without Breaking Your Production Database

The Easiest Way to Test Node.js Apps with MongoDB: Without Breaking Your Production Database The Easiest Way to Test Node.js Apps with MongoDB: Without Breaking Your Production Database I’ve been there, staring at my Node.js app, praying my tests don’t mess up the production MongoDB database. One wrong move, and poof, real user data could vanish. I was in search of a way to test safely, without risking the live database. Today we are going to see how to use mongodb-memory-server to create isolated, in-memory MongoDB instances for testing. It’s fast, reliable, and keeps your production environment untouched. Let’s get started. What Makes mongodb-memory-server Special? Going through an article, I found a tool that allowed me to spin up a temporary MongoDB instance in memory. No external database, no cleanup headaches. It’s perfect for writing tests that don’t bleed into the live data. Setting Up the Project Today we are going to build a simple Node.js app. The stack includes ...

Creating User-Friendly Hints in HTML with Popover=Hint Magic

Creating User-Friendly Hints in HTML with Popover=Hint Magic How to Creating User-Friendly Hints in HTML with Popover Magic Recently I was going through an article on how to build a web interface that feels effortless is your goal, but layered UI elements like tooltips can be a coding nightmare. I love that clean, intuitive experience, but layering popovers without breaking the flow is a nightmare. The popover=hint attribute in HTML is my new best friend for this. It allows you to open a UI like: tooltip or preview without closing other popovers. It’s a lightweight way to show context without hijacking the user’s focus. Let’s See it in Action Let’s have a look at a simple example to understand how it works under the hood. HTML popover=hint example in action <!DOCTYPE html > < html lang = "en" > < head > < style > [popover= "auto" ] { inset: unset; position : absolute; top : 100px ; justify-self...