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Kazutora Hattori

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[React x Supabase] Renewing a learning record app with TypeScript and ChakraUI

[React x Supabase] Renewing a learning record app with TypeScript and ChakraUI

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3 min read
Summary of the Error ‘crypto.hash is not a function’ Encountered During Vite + Firebase Hosting Deployment and Its Solution

Summary of the Error ‘crypto.hash is not a function’ Encountered During Vite + Firebase Hosting Deployment and Its Solution

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1 min read
What to do when you can't test Spinner with findByRole("status") (Jest + Chakra UI)

What to do when you can't test Spinner with findByRole("status") (Jest + Chakra UI)

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1 min read
How to fix the error that import.meta.env cannot be used in Jest (Vite + Supabase)

How to fix the error that import.meta.env cannot be used in Jest (Vite + Supabase)

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1 min read
Jest test errors and solutions

Jest test errors and solutions

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2 min read
A Summary of React Testing Library Verification (.toBeInTheDocument() / .toHaveTextContent())

A Summary of React Testing Library Verification (.toBeInTheDocument() / .toHaveTextContent())

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1 min read
A Summary of User Interactions in React Testing Library (fireEvent / userEvent)

A Summary of User Interactions in React Testing Library (fireEvent / userEvent)

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1 min read
A Summary of Element Search Methods in React Testing Library (getByText / getByRole / getByLabelText)

A Summary of Element Search Methods in React Testing Library (getByText / getByRole / getByLabelText)

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1 min read
Errors I encountered during Jest testing and how to fix them

Errors I encountered during Jest testing and how to fix them

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2 min read
Errors I Encountered During Jest Testing and Their Solutions

Errors I Encountered During Jest Testing and Their Solutions

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1 min read
Common Git Errors and Solutions

Common Git Errors and Solutions

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1 min read
[For Beginners] Quickly Fix Jest Crashing with import.meta in Vite+React+TypeScript (Supabase Compatible)

[For Beginners] Quickly Fix Jest Crashing with import.meta in Vite+React+TypeScript (Supabase Compatible)

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1 min read
React Hook Form Summary: How to Easily Manage Forms Even for Beginners

React Hook Form Summary: How to Easily Manage Forms Even for Beginners

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2 min read
One tool for both registration and editing! Basic Techniques for Reusing Forms in React

One tool for both registration and editing! Basic Techniques for Reusing Forms in React

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1 min read
How to Fix “supabaseUrl is required” in a Supabase Vite Project

How to Fix “supabaseUrl is required” in a Supabase Vite Project

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1 min read
Errors I Got Stuck On and Their Solutions When Implementing Modals in Chakra UI

Errors I Got Stuck On and Their Solutions When Implementing Modals in Chakra UI

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1 min read
【Vite Error Resolution】How to Fix the “vite-tsconfig-paths Not Found” Issue

【Vite Error Resolution】How to Fix the “vite-tsconfig-paths Not Found” Issue

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1 min read
Chakra UI v3 v2 Downgrade: Errors I Got Stuck On and How I Fixed Them

Chakra UI v3 v2 Downgrade: Errors I Got Stuck On and How I Fixed Them

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1 min read
How to Inherit .env in a Vite + Supabase Project

How to Inherit .env in a Vite + Supabase Project

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1 min read
Solution for “ChakraProvider's _config error” in React 19 + Chakra UI

Solution for “ChakraProvider's _config error” in React 19 + Chakra UI

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1 min read
【React Supabase】Improving My Study Log App: Persisting Daily Study Content and Hours

【React Supabase】Improving My Study Log App: Persisting Daily Study Content and Hours

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3 min read
Building a Study Log App with React — Track Daily Study Topics and Hours

Building a Study Log App with React — Track Daily Study Topics and Hours

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2 min read
Hello DEV Community! My Self-Introduction

Hello DEV Community! My Self-Introduction

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2 min read
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