Tag: REST API

9 posts

Aug 20, 2026 28 min read Intermediate

Koa.js APIs: Context, Onion-Model Middleware, Routing, Auth and File Uploads

Building Node.js APIs with Koa: the context object, async onion-model middleware, routing, a REST API example, authentication, file uploads, database access and validation.
Jul 27, 2026 34 min read Intermediate

FastAPI in Production: Pydantic v2, async vs sync Endpoints, Dependency Injection and JWT

A practical FastAPI guide covering Pydantic v2 validation, async vs sync endpoint choice, dependency injection for testability, JWT auth, and the production gotchas each pattern glosses over.
Jul 1, 2026 24 min read Advanced

TypeScript REST API Project | Express & Layered Architecture

A TypeScript REST API tutorial covering Express, tsconfig, DTOs with Omit/Partial, a router/controller/service/database layering pattern, a consistent ApiResponse envelope, and curl examples for user CRUD.
Jun 30, 2026 20 min read Intermediate

Flask Basics | Get Started with the Python Web Framework

Start with Flask: routes, Jinja2 templates, forms, JSON APIs, sessions, SQLAlchemy and Blueprints, then deploy with Gunicorn and Docker and compare with FastAPI.
Jun 30, 2026 24 min read Intermediate

Python REST APIs | Build API Servers with Flask and Django

Design RESTful APIs in Python: HTTP verbs, resource URLs, Flask CRUD examples, Django REST Framework, JWT auth, error handling, and production-minded tips.
Jun 28, 2026 24 min read Intermediate

Express.js for REST APIs: Routing, Middleware Order, Error Handling and What Changed in Express 5

Build REST APIs with Express: how the middleware chain runs, routers, validation, centralized error handling, Express 5 changes (async errors, path syntax), and production settings.
Jun 27, 2026 14 min read Intermediate

HTTP in Practice: Methods, Status Codes, Caching, HTTPS and What HTTP/2 and HTTP/3 Change

HTTP requests and responses, methods and status codes, HTTP/2 multiplexing and HTTP/3 over QUIC, HTTPS, caching, and REST API design—2026 practical guide.
Jun 18, 2026 35 min read Advanced

An Express-Style REST API Server in C++: Router, Middleware Chain, JWT Auth and Validation

Build Express-style REST API servers in C++: routing with path parameters, middleware chain (logging, CORS, auth), JSON request/response, JWT.
Jun 13, 2026 16 min read Intermediate

C++ JSON Parsing: nlohmann/json, RapidJSON, and Custom Types

Parse REST APIs and config files in C++ safely: nlohmann/json vs RapidJSON, contains/value/at, to_json/from_json, parse_error and type_error.