
NestJS API Development Guide 07: POST, Body and DTO Validation
Learn to implement the POST method, receive data through the body and validate it using DTOs with class-validator in NestJS

Learn to implement the POST method, receive data through the body and validate it using DTOs with class-validator in NestJS

Learn to type functions in TypeScript, including return values, parameters, arrow functions, closures and function signatures

Learn to use Exclude and Extract in TypeScript to filter and create type unions in an advanced way

Learn to combine Record with string literals in TypeScript to create fixed structures and permission systems

Learn to work with Record, unknown, typeof and keyof in TypeScript to handle dynamic objects and extract type information from existing code

Learn about TypeScript basic types like string, number, and boolean, and how to use Pick and Omit utilities to create derived types

A complete introduction to TypeScript, what it is, why it matters, and how to set up your first project with static typing
How SwiftQuery brings TanStack Query style data fetching, caching, and state management to SwiftUI with @Query, @Mutation and @InfiniteQuery property wrappers
A deep dive into NetworkAgent, a dependency free Swift networking library inspired by Moya, and why it beats raw URLSession for real world apps

How to navigate using neovim