Resolving the “The pool is closed” Error in a Spring Boot Application with MongoDB

Introduction In a Spring Boot application using MongoDB, encountering the error message “The pool is closed” can be frustrating. This error indicates that the MongoDB connections are closed unexpectedly, causing the application to fail. In this article, we will explore the meaning of this error and provide possible solutions to resolve it. Let’s dive in!…

Windows Authentication works on IIS but not Kestrel / Microsoft.AspNetCore.Authentication.Negotiate (not in Chrome, sometimes in Edge, always in IE)?

Introduction When working with a Blazor (Server-side) application that utilizes Windows Authentication, you may encounter a situation where the authentication works seamlessly when running the application using IIS but fails when using Kestrel. Additionally, you may observe that the authentication does not function properly in Chrome, sometimes works in Edge, and consistently works in Internet…

Creating a Unique Discord Bot: Fixing @invalid-user Display Issue on Mobile Devices

Introduction: Have you ever encountered the frustrating issue where your Discord bot displays “@invalid-user” instead of the actual member name on mobile devices? If you’re currently facing this problem while developing your own Discord bot, you’re not alone. In this blog post, we’ll explore a solution to this issue and learn how to ensure consistent…

Demystifying the Python Requests Error: Understanding [Errno 8] Nodename Nor Servname Provided, or Not Known

Introduction: Navigating the realm of Python development often comes with its fair share of challenges. One such challenge arises when encountering the cryptic error message [Errno 8] nodename nor servname provided, or not known in the context of Python Requests. In this blog post, we will unravel the intricacies of this error, providing you with…

ReactJS and Node.JS: Troubleshooting “JSON.parse: unexpected character at line 1 column 1 of the JSON data” Error

Are you encountering the dreaded “JSON.parse: unexpected character at line 1 column 1 of the JSON data” error while working with ReactJS and Node.JS? Don’t worry, you’re not alone. This error can be quite frustrating, but with a closer look and some troubleshooting, we can find a solution together. Understanding the Error The “JSON.parse: unexpected…

Understanding and Troubleshooting Firebase.update Failed: Handling Undefined Properties

Introduction: Firebase is a powerful real-time database solution offered by Google as part of the Google Cloud Collective. However, developers often encounter challenges while working with Firebase, such as the “Firebase.update failed: first argument contains undefined in property” error. In this blog post, we will explore the reasons behind this error and discuss how to…