Now that you understand Node.js fundamentals, let’s build your first web server from scratch using only the core http module. 1. Basic HTTP Server Create a file named server.js with this minimal implementation: Key Components:1. http.createServer() – Creates server instance2. Request handler callback – Processes all incoming requests3. res.writeHead() – Sets response headers4. server.listen() – […]
Part 4 – Creating Your First Web Server Read More »
Node.js’s module system and npm (Node Package Manager) are what make it so powerful. This guide will help you master these fundamental concepts. 1. Understanding Modules Core Modules Built into Node.js installation: Custom Modules Create your own reusable code: 2. Module Usage Patterns Importing Core Modules Importing Local Modules ES Modules (Modern Approach) 3. package.json
Part 3 – Modules and NPM Demystified Read More »
Before diving into Node.js development, you’ll need to set up your environment properly. This guide covers installation, essential tools, and verification steps. 1. Installing Node.js Windows/Mac Linux (Ubuntu/Debian) Pro Tip: Avoid installing Node.js from your Linux distro’s default package manager as it often provides outdated versions. 2. Verify Your Installation Open your terminal/command prompt and
Part 2 – Setting Up Your Development Environment Read More »
What Exactly is Node.js? Node.js is a powerful JavaScript runtime built on Chrome’s V8 JavaScript engine. Unlike traditional JavaScript that runs in browsers, Node.js allows JavaScript to run on servers, making it possible to build complete web applications using just one programming language. Key Features: Why Developers Love It: How Node.js Works Traditional web servers
Part 1: Introduction to Node.js – Getting Started Read More »
Welcome to the final installment of our Angular series! Let’s explore how to deploy your Angular application like a pro, covering everything from basic hosting to advanced CI/CD pipelines. 1. Preparing for Production Production Build bash ng build –prod # Or in newer versions: ng build –configuration=production What this includes: Environment Configurations typescript // environment.prod.ts
Part 15: Angular Deployment – Professional Deployment Strategies Read More »
Welcome to our complete guide on Angular testing! Ensuring your application works as expected requires a solid testing strategy. Let’s explore the Angular testing ecosystem in depth. 1. Angular Testing Pyramid A balanced testing approach: text E2E (5%) / \ Integration (15%) / \ Unit Tests (80%) 2. Unit Testing Components Basic Component Test typescript
Part 14: Angular Testing – Comprehensive Strategies for Reliable Apps Read More »
Welcome to our performance optimization deep dive! Let’s transform your Angular application from good to blazing fast with these professional-grade techniques. 1. Change Detection Strategies OnPush Change Detection typescript @Component({ selector: ‘app-user’, templateUrl: ‘./user.component.html’, changeDetection: ChangeDetectionStrategy.OnPush // ← Add this }) What it does: Best for: 2. Lazy Loading Modules typescript // app-routing.module.ts { path:
Part 13: Angular Performance Optimization – Turbocharge Your App Read More »
Welcome to our deep dive into state management with RxJS! In this installment, we’ll explore how to manage application state reactively using Angular’s built-in tools before considering libraries like NgRx. Why RxJS for State Management? RxJS provides: Core RxJS Concepts for State 1. Subjects – The State Containers typescript import { BehaviorSubject } from ‘rxjs’;
Part 12: State Management with RxJS – Reactive Application State Read More »
Welcome to our comprehensive guide on Angular Forms! Forms are the backbone of most web applications, and Angular provides two powerful approaches to handle them. Let’s explore both in depth. Two Form Paradigms in Angular Feature Template-Driven Reactive (Model-Driven) Setup FormsModule ReactiveFormsModule Data Model Implicit (two-way binding) Explicit (FormControl objects) Validation Directive-based Function-based Testability Harder
Part 11: Angular Forms – Template-Driven vs Reactive Approaches Read More »
Welcome to our comprehensive guide on Angular Routing! This powerful system enables seamless navigation while maintaining the single-page application experience. Why Angular Router? Basic Routing Setup typescript // app.module.ts import { RouterModule } from ‘@angular/router’; @NgModule({ imports: [ RouterModule.forRoot([ { path: ‘home’, component: HomeComponent }, { path: ‘about’, component: AboutComponent }, { path: ”, redirectTo:
Part 10: Routing & Navigation – Building Single-Page Application Flows Read More »
