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HidetoshiYanagisawa

Coder, traveler, dreamer. Running a coding company while globetrotting (76 countries and counting). Specialize in front-end development (React/Vue, React Native).

Location Irvine, CA Joined Joined on  Email address yanagisawa@ultrasevenstar.com github website twitter website

Education

UCI

Pronouns

he/him

Work

CEO

Efficiently Persisting State in React Native with Recoil and react-native-mmkv
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Efficiently Persisting State in React Native with Recoil and react-native-mmkv

#reactnative #recoil #expo #tutorial
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2 min read
Implementing Attractive Bottom Sheets in React Native with `react-native-bottom-sheet`
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Implementing Attractive Bottom Sheets in React Native with `react-native-bottom-sheet`

#reactnative #mobiledev #tutorial #beginners
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2 min read
Mastering AWS Cognito: A Comprehensive Guide
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Mastering AWS Cognito: A Comprehensive Guide

#aws #cognito #authentication #javascript
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2 min read
Handling SVGs in SwiftUI: A Comprehensive Guide with SwiftSVG
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Handling SVGs in SwiftUI: A Comprehensive Guide with SwiftSVG

#swiftui #svg #ios #swift
1
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2 min read
Harnessing the Power of React with IntersectionObserver!
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Harnessing the Power of React with IntersectionObserver!

#javascript #react #webdev #frontend
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3 min read
Demystifying JavaScript's New `.at()` Array Method!
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Demystifying JavaScript's New `.at()` Array Method!

#javascript #webdev #arrays #beginners
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2 min read
Resolve 404 Errors in React Router with Apache's .htaccess
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Resolve 404 Errors in React Router with Apache's .htaccess

#react #apache #routing #webdev
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2 min read
Boost Your JavaScript Performance with the Debounce Technique!
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Boost Your JavaScript Performance with the Debounce Technique!

#javascript #performance #webdev #tutorial
13
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2 min read
Diving Deep into the HTML Living Standard
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Diving Deep into the HTML Living Standard

#html #webdev #standard #beginners
10
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2 min read
Discover the Origins of HTML Tags! Surprising Backgrounds and Uses
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Discover the Origins of HTML Tags! Surprising Backgrounds and Uses

#html #webdev #beginners #tutorial
9
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3 min read
Efficiently Using Environment Variables in FastAPI!
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Efficiently Using Environment Variables in FastAPI!

#fastapi #python #environmentvariables #bestpractices
4
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2 min read
API Gateway Unleashed: An Introduction, Benefits, and How to Use it on AWS and GCP
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API Gateway Unleashed: An Introduction, Benefits, and How to Use it on AWS and GCP

#apigateway #aws #gcp #beginners
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2 min read
Implementing Landscape Mode for Smartphones: iPhone Pro Max Compatibility Without Affecting PC Displays
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Implementing Landscape Mode for Smartphones: iPhone Pro Max Compatibility Without Affecting PC Displays

#css
7
Comments 1
2 min read
Master the Technique of 'Update Only When Changes Occur' in SQL! Boost Your Database Efficiency
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Master the Technique of 'Update Only When Changes Occur' in SQL! Boost Your Database Efficiency

#sql #database #optimization #programming
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2 min read
Elevate Your Site to the Next Level! Master Landscape & Portrait Mode with CSS Media Queries
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Elevate Your Site to the Next Level! Master Landscape & Portrait Mode with CSS Media Queries

#css #responsive #webdev #design
1
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1 min read
Type Safety Made Easy for Beginners: How to Effortlessly Achieve It with tRPC
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Type Safety Made Easy for Beginners: How to Effortlessly Achieve It with tRPC

#typescript #webdev #trpc #tutorial
6
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2 min read
Solving the 404 Error in React + React Router Projects: A Comprehensive Guide
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Solving the 404 Error in React + React Router Projects: A Comprehensive Guide

#react #reactrouter #webdev #tutorial
6
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2 min read
Mastering Server Components in React 18! Achieve the Optimal Balance Between Client and Server
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Mastering Server Components in React 18! Achieve the Optimal Balance Between Client and Server

#react #javascript #webdev #tutorial
8
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2 min read
Mastering Flexible Component Design in React with the Compound Components Pattern
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Mastering Flexible Component Design in React with the Compound Components Pattern

#react #javascript #webdev #designpatterns
7
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2 min read
Identify Bottlenecks in Your React App! An Introduction to Performance Analysis with React Profiler API
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Identify Bottlenecks in Your React App! An Introduction to Performance Analysis with React Profiler API

#react #javascript #webdev #performance
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2 min read
JavaScript Made Easy: Master Destructuring Assignment in a Flash
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JavaScript Made Easy: Master Destructuring Assignment in a Flash

#javascript #webdev #tutorial #beginners
3
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2 min read
Handling Environment Variables in Vite, React, TypeScript Projects!
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Handling Environment Variables in Vite, React, TypeScript Projects!

#vite #react #typescript #environmentvariables
4
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2 min read
Mastering TypeScript: Using the Pick Utility Type
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Mastering TypeScript: Using the Pick Utility Type

#typescript #javascript #coding #programming
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2 min read
Dynamically Modifying Validation Schemas in Zod: A TypeScript and React-Hook-Form Example
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Dynamically Modifying Validation Schemas in Zod: A TypeScript and React-Hook-Form Example

#typescript #react #zod
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2 min read
Mastering Type Safety! An Introduction to TypeScript's Type Guards
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Mastering Type Safety! An Introduction to TypeScript's Type Guards

#typescript #javascript #programming #coding
6
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2 min read
Boost Your React App Performance with React.lazy and Suspense!
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Boost Your React App Performance with React.lazy and Suspense!

#react #javascript #webdev #performance
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2 min read
Power Up Your CSS! Visualizing Form Validation with :has() Selector
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Power Up Your CSS! Visualizing Form Validation with :has() Selector

#css #webdev #html #formvalidation
1
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2 min read
Understanding OAuth 2.0 with the help of AI
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Understanding OAuth 2.0 with the help of AI

#oauth #authentication #security #webdev
3
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3 min read
Understanding OAuth 2.0 with the help of AI
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Understanding OAuth 2.0 with the help of AI

#oauth #authentication #security #webdev
1
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3 min read
Mastering Environment Variables in Vite+TypeScript+React
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Mastering Environment Variables in Vite+TypeScript+React

#vite #typescript #react #environmentvariables
1
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2 min read
How to Detect URL Changes and Fire a Specific Function in Next.js
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How to Detect URL Changes and Fire a Specific Function in Next.js

#nextjs #react #javascript #webdev
7
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3 min read
Secure Your JavaScript Project with 'npm audit'!
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Secure Your JavaScript Project with 'npm audit'!

#javascript #npm #security #beginners
10
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2 min read
NPM Commands Practical Guide: Get to Know Your Packages and Keep Your Project Up-to-Date
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NPM Commands Practical Guide: Get to Know Your Packages and Keep Your Project Up-to-Date

#npm #javascript #webdev
8
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2 min read
Master Image Resize Modes in HTML/CSS with object-fit
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Master Image Resize Modes in HTML/CSS with object-fit

#html #css #beginners #tutorial
9
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2 min read
JavaScript Operator Precedence and Template Strings: Avoiding Bugs and Clarifying Code
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JavaScript Operator Precedence and Template Strings: Avoiding Bugs and Clarifying Code

#javascript #beginners
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2 min read
Tidy Up Your Git: A One-Liner for Deleting Merged Branches
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Tidy Up Your Git: A One-Liner for Deleting Merged Branches

#git #zsh #cli #beginners
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2 min read
React Performance Boost: An Introduction to Million.js
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React Performance Boost: An Introduction to Million.js

#react #javascript #webdev #performance
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2 min read
Modern Frontend Development's Secret Weapon: Aspida for Simple and Type-safe API Calls
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Modern Frontend Development's Secret Weapon: Aspida for Simple and Type-safe API Calls

#javascript #typescript #aspida #beginners
4
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2 min read
Embrace the Power of Nullish Coalescing Operator (??) in JavaScript/TypeScript
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Embrace the Power of Nullish Coalescing Operator (??) in JavaScript/TypeScript

#javascript #typescript #programming
9
Comments 1
2 min read
Exploring React's New Features: Concurrent Mode and useDeferredValue
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Exploring React's New Features: Concurrent Mode and useDeferredValue

#javascript #react #webdev
6
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2 min read
Master Git Submodules With This Comprehensive Guide!
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Master Git Submodules With This Comprehensive Guide!

#git #github #tutorial #beginners
4
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2 min read
Understanding and Proper Usage of 'on' and 'handle' Prefixes in React Function Naming
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Understanding and Proper Usage of 'on' and 'handle' Prefixes in React Function Naming

#react #javascript #coding #beginners
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2 min read
Demystifying getElementById and useRef: A Beginner's Guide
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Demystifying getElementById and useRef: A Beginner's Guide

#javascript #react #beginners #programming
4
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2 min read
Demystifying Dependency Injection in TypeScript: Comprehensive Examples and Benefits
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Demystifying Dependency Injection in TypeScript: Comprehensive Examples and Benefits

#javascript #beginners #typescript
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3 min read
Must-read for TypeScript Beginners! Deepen your Understanding of Generics
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Must-read for TypeScript Beginners! Deepen your Understanding of Generics

#typescript #javascript #frontend #beginners
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2 min read
Leveraging Service Workers for Advanced Caching Strategies in PWA: A Deep Dive for Beginners
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Leveraging Service Workers for Advanced Caching Strategies in PWA: A Deep Dive for Beginners

#javascript #cachestorage #beginners #serviceworkers
1
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1 min read
Easy Peasy! Managing CacheStorage in JavaScript for PWA: A Guide for Beginners
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Easy Peasy! Managing CacheStorage in JavaScript for PWA: A Guide for Beginners

#javascript #pwa #cachestorage #beginners
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2 min read
Mastering CacheStorage in JavaScript for Beginners: A PWA Guide
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Mastering CacheStorage in JavaScript for Beginners: A PWA Guide

#javascript #cachestorage #pwa #beginners
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1 min read
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