React
6 posts
State Management
5/18/2026 · 20 min read
In this post, I want to talk about State Management. This is not a library comparison. Rather than deciding which tool is better, the goal is to develop a feel for how to think about state and where t...
Reflections on Refactoring the Second Toss Frontend Fundamentals Mock Exam
3/28/2026 · 14 min read
In this post, I want to share my experience refactoring the project from the second Toss Frontend Fundamentals mock exam. I have always been interested in code review and refactoring, so I decided to ...
queryKey
1/4/2026 · 25 min read
In this post, I want to explore TanStack Query's queryKey. While using TanStack Query in production, I have completely overhauled how I manage queryKeys several times. At first, I simply wrote arrays ...
Error Handling
11/17/2025 · 26 min read
In this post, I want to discuss how to catch errors on the frontend. In practice, I have often felt vaguely uneasy whenever I wrote error-handling code. Some errors are caught with try/catch, some by ...
Mastering React Fiber
5/20/2025 · 30 min read
In this post, I want to talk about the Fiber architecture, which could be called the heart of React. When I first encountered React, I thought of the word "Fiber" as little more than a common intervie...
Zustand, What Makes You ProviderLess?
8/18/2024 · 20 min read
In this post, I want to explore how Zustand manages state without a Provider. While using Zustand, I had always taken it for granted that I could manage state without a Provider. Then a question sudde...
State Management
5/18/2026 · 20 min read
In this post, I want to talk about State Management. This is not a library comparison. Rather than deciding which tool is better, the goal is to develop a feel for how to think about state and where t...
Reflections on Refactoring the Second Toss Frontend Fundamentals Mock Exam
3/28/2026 · 14 min read
In this post, I want to share my experience refactoring the project from the second Toss Frontend Fundamentals mock exam. I have always been interested in code review and refactoring, so I decided to ...
queryKey
1/4/2026 · 25 min read
In this post, I want to explore TanStack Query's queryKey. While using TanStack Query in production, I have completely overhauled how I manage queryKeys several times. At first, I simply wrote arrays ...
Error Handling
11/17/2025 · 26 min read
In this post, I want to discuss how to catch errors on the frontend. In practice, I have often felt vaguely uneasy whenever I wrote error-handling code. Some errors are caught with try/catch, some by ...
Mastering React Fiber
5/20/2025 · 30 min read
In this post, I want to talk about the Fiber architecture, which could be called the heart of React. When I first encountered React, I thought of the word "Fiber" as little more than a common intervie...
Zustand, What Makes You ProviderLess?
8/18/2024 · 20 min read
In this post, I want to explore how Zustand manages state without a Provider. While using Zustand, I had always taken it for granted that I could manage state without a Provider. Then a question sudde...