Application

UWP Application Lifecycle

How UWP apps move through NotRunning, Activating, Running, Suspended, and silent termination, and how to save and restore state correctly.

MFC Application Architecture

How an MFC application is structured around CWinApp, message maps, and frame windows, and how these pieces cooperate to start up, route input, and shut down cl…

Silverlight Application Lifecycle

How a Silverlight application started up, ran, and shut down inside the browser plugin, from Application.Startup through Application.Exit.

The WPF Application Lifecycle

How a WPF application starts up, runs its message loop via the Dispatcher, and shuts down, including window lifecycle events and ShutdownMode.

AJAX in MVC

How to use AJAX with jQuery and JsonResult actions to build partial-page updates and asynchronous interactions in ASP.NET MVC.

Application Master

How YARN's per-application ApplicationMaster negotiates resources, drives task execution, and recovers from failure.

Building a Console Application

A practical walkthrough of structuring a menu-driven Pascal console program, handling input safely, and organizing logic into units.

Building a Chat Application

Learn how to design a real-time chat app with Socket.IO, covering rooms, broadcasting, message persistence, and delivery guarantees.

Stateful Application Patterns

Explore how StatefulSets, headless Services, and volumeClaimTemplates combine to run databases and other stateful workloads reliably on Kubernetes.

What Is Web Application Security?

An introduction to why web applications are attacked, what an attack surface is, and the core disciplines that keep applications and their data safe.

Application Properties and Profiles

How Spring Boot externalizes configuration through application.properties/yml, property precedence, and environment-specific profiles.

Spring Security Basics

An introduction to how Spring Security protects a Spring Boot application using the servlet filter chain, HTTP security rules, and password encoding.

The Spring Application Context

What the ApplicationContext is, how it manages the bean lifecycle, and how dependency injection resolves object graphs at startup.

Creating a Flask Application

Learn to set up a Flask project with a virtual environment, understand the central application object, and run the development server safely.

Flask Application Factories

Why and how to build Flask apps with a create_app() factory function, enabling multiple configured instances, easier testing, and fewer circular imports.

Flask Application Structure

Learn how to organize a growing Flask project using the application factory pattern, Blueprints for modularity, and conventional templates/static/config layout…

Express Application Structure

Learn how to organize a growing Express project into routes, controllers, middleware, and config folders.

Application Layer Protocols Overview

A survey of the protocols that let applications talk to each other over a network, and how they fit above the transport layer.

Designing a Chat Application

Covers the architecture behind real-time messaging apps: persistent connections, message delivery guarantees, ordering, presence, and multi-device synchronizat…

Creating a Vue Application

How to scaffold, structure, and bootstrap a Vue 3 project using create-vue and Vite, including the root app instance and mounting process.