Tag: #knowledgesharing
Dive into Cypress: The Ultimate Tool for Modern Web Testing
In the rapidly evolving landscape of software development, maintaining the quality and dependability of web applications has become increasingly important. A highly effective approach to achieving this is through end-to-end testing, with Cypress being one of the leading frameworks for this task. This guide aims to provide you with a comprehensive understanding of what Cypress…
Automation Testing with Selenium: A Comprehensive Guide Introduction
In today’s fast-moving world of software development, automation testing has become a crucial part of ensuring the quality and efficiency of applications. One of the most widely used tools for automating web tests is Selenium. In this blog, we’ll take a closer look at Selenium, how it works, and why it’s a powerful choice for…
How React Works Internally With Different Data Types & Scenarios
Introduction React’s rendering behavior forms the foundation of how UI updates work in modern component-driven applications. Developers often think React re-renders “whenever state changes,” but internally React operates on a much more precise rule: identity comparison. What truly determines whether a component updates is not the content inside a variable, but whether its identity changes.…
Installing and Running Docker: A Practical Step-by-Step Guide
How to Install Docker (Step by Step) 🖥️ For Ubuntu / Linux sudo apt update sudo apt install docker.io -y Check installation: docker –version Start Docker: sudo systemctl start docker sudo systemctl enable docker 🖥️ For Windows / Mac Download Docker Desktop Install and restart system Open Docker Desktop Verify: docker –version How to Run…
Docker: Complete Beginner Guide (Step by Step)
Overview (Short Introduction) Docker is a tool that helps developers build, run, and deploy applications easily. It makes sure your application works the same on every machine. Simple words: “Docker creates a portable environment that allows applications to run seamlessly across different systems.” What is Docker? Docker is an open-source containerization platform that helps you…
React Performance Debugging Techniques for Scalable CRM & Dashboard
Overview / Introduction In modern web applications such as CRM systems, admin dashboards, SaaS platforms, and enterprise tools, performance plays a critical role in delivering a smooth user experience. As applications grow in complexity and data volume increases, react applications may experience slow rendering, UI lag, and unnecessary component re-renders. These performance bottlenecks can reduce…
Scaling Node.js Applications: Load Balancing, Clustering, and Microservices
Introduction As your application grows, scaling becomes essential to manage increasing traffic and ensure high availability. Without proper scaling, your server may become overwhelmed, leading to slow response times or even downtime. To handle this effectively, developers must implement strategies that distribute the workload efficiently across multiple processes or servers. In this guide, we’ll explore…
Infrastructure as Code: Scaling AWS MSK with Terraform
Introduction In the world of event-driven architecture, Apache Kafka is the undisputed heavyweight champion. But as any Tech Lead will tell you, the real challenge isn’t just using Kafka—it’s managing it. If you are still manually configuring clusters in the AWS Console (“Click-ops”), you are one accidental delete button away from a production disaster. Today,…
AWS SNS Explained: Architecture, Real-World Use Cases, and Integration Guide
Introduction AWS Simple Notification Service (SNS) is a fully managed messaging service that enables decoupled and distributed communication between microservices, applications, and end-users. It’s primarily designed around the publish/subscribe (pub/sub) pattern, where a publisher sends messages to a topic, and multiple subscribers receive those messages simultaneously. Developers often use SNS to send alerts, push notifications,…