TypeScript 5 Features and Practical Best Practices

Thu, 05 Mar 2026 12:00:00 +0900

As the absolute standard for frontend and backend development, TypeScript continues to evolve.

The TypeScript 5.x releases focus heavily on compiler speed, bundle reductions, and syntax refinements that dramatically improve Developer Experience (DX). In this article, we cover practical TypeScript 5 features you should adopt in your daily workflows.

1. `const` Type Parameters

Previously, if you wanted TypeScript to infer an object literal arguments as narrow, read-only literal types, the caller had to append as const to the arguments.

Internet Basics: Understanding How the Internet Works

Thu, 24 Oct 2024 08:00:00 +0000

Hello!

Welcome to this beginner-friendly guide on how the internet works! Even if you are not familiar with technology, this article will explain basic internet terms in a simple, easy-to-understand way.

The Basic Structure of the Internet

The internet is a vast network of computers connected worldwide, exchanging information. More specifically, it is made up of many smaller networks (like home or office networks) connected together. When these networks communicate, they use communication rules called protocols. Thanks to these protocols, we can access websites, stream videos, and send emails.

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TypeScript 5 Features and Practical Best Practices

1. const Type Parameters

Internet Basics: Understanding How the Internet Works

The Basic Structure of the Internet

1. `const` Type Parameters