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Streaming audio locally can be useful for broadcasting live audio to multiple devices or applications within the same network. With FFmpeg, this setup becomes simple, allowing you to stream audio directly from your microphone to any player that supports UDP streaming, like VLC. This guide explains how to set up FFmpeg on Windows, configure a low-latency stream, and tune it for optimal performance. Step 1: Install FFmpeg on Windows To use FFmpeg on Windows, you’ll need to download and install it. Follow these steps: ...

Updating nested array subdocuments based on a field in the main document is a common task when working with MongoDB and Mongoose. Here’s a simple guide and example to help you accomplish this. Plan Use Model.updateMany() or Model.findOneAndUpdate() to update multiple or a single document. Use an aggregation pipeline ([{}]) as the second argument to reference document fields. Use the $set stage within the pipeline to update the nested array. Use the $$ROOT variable to reference fields from the main document. Example Assume you have a User model where each user has an array of posts, and you want to set each post’s authorName field based on the user’s name field. ...

How to Download Streaming Video Using ffmpeg Streaming video has become ubiquitous, but sometimes you might want to save a portion of a video for offline viewing or archival purposes. One powerful tool for this task is ffmpeg, a versatile command-line program for handling multimedia data. In this guide, we’ll walk you through the process of installing ffmpeg and using it to download streaming video. Installing ffmpeg Before you can use ffmpeg, you need to install it on your system. One of the simplest ways to install ffmpeg on Windows is via Chocolatey, a package manager for Windows. Follow these steps to install ffmpeg: ...

In any API development project, ensuring that sensitive or unnecessary data is not exposed in the responses is crucial for security and efficiency. In NestJS, interceptors provide a powerful way to manipulate the flow of data. In this blog post, we’ll explore how to use an interceptor to sanitize API responses by removing specific properties. We’ll also look at how to write tests to ensure the interceptor behaves as expected. ...

For developers working on .NET Core and other development servers, encountering port conflicts can be a common issue. Recently, I came accross with the default port (5000) used for local development server and the Intel(R) Graphics Command Center server. In this blog post, I’ll introduce a workaround that involves editing the Windows registry to resolve the conflict and ensure smooth development processes. Understanding the Issue: The Intel(R) Graphics Command Center server, specifically the OneApp.IGCC.WinService.exe executable, by default, utilizes port 5000. However, this port is commonly used for development servers in the .NET Core ecosystem and other software development environments. When both the Intel(R) Graphics Command Center server and a development server attempt to bind to port 5000 simultaneously, a conflict arises. ...