RobinWieruch.de is the personal site and blog of Robin Wieruch, a software engineer and educator known for clear, practical tutorials on React, TypeScript, Next.js, GraphQL, Node.js, and testing. The articles focus on real projects and common problems such as state management, authentication, data fetching, pagination, performance, and testing strategies. Robin is the author of The Road to React and other hands-on guides. He publishes step by step walkthroughs that pair code with explanations, so readers learn the concepts and the reasoning behind them.
335 articles from this blog
A guide on using TypeScript with React's useState Hook, covering type inference and explicit type arguments for complex state.
A guide on using React's useRef Hook with TypeScript, covering HTML element refs and mutable instance variables.
A former gamer reflects on how modern games remove the 'grind' and how that work ethic was a valuable life lesson for entrepreneurship.
Explains the differences between React Elements, Components, and Instances with code examples.
A guide explaining the evolution from simple websites to complex full-stack web applications, clarifying key web development terminology.
Explains the React 'as' prop, a technique for dynamically changing rendered HTML elements in components for semantic and styling flexibility.
Explains React's batching feature for state updates, its performance benefits, and changes in React 18.
A guide to React Higher-Order Components (HOCs), focusing on conditional rendering and functional programming principles.
A beginner's guide to creating, using, and making reusable button components in React with event handling examples.
A tutorial on creating a custom React Hook called 'useBoolean' to manage stateful boolean values more efficiently.
A React tutorial on using local storage with custom hooks to persist state, including session storage and caching.
A tutorial on creating a custom React Hook to synchronize component state with the browser's local storage.
A custom React Hook to calculate and return the scrollbar width, useful for resolving layout issues in applications.
A tutorial on creating a custom React hook to detect clicks outside a component, useful for closing dropdowns or dialogs.
A guide to creating a custom React Hook that detects whether a user is scrolling up or down on a webpage.
A detailed guide explaining React props, including how to pass data between components, destructuring, and common pitfalls.
A tutorial on implementing a fixed (sticky) column in a React table using the React Table Library.
A tutorial on building a REST API using Express.js and PostgreSQL, covering database integration and CRUD operations.
A tutorial on connecting a PostgreSQL database to an Express.js application using the Sequelize ORM.
A guide on integrating Prettier and ESLint in a JavaScript project to combine automated code formatting with code quality linting.
