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memo, useMemo, useCallback
memo As you know by now, if a parent component renders child component, and if any of the parent...
Preserving and Resetting State
https://react.dev/learn/preserving-and-resetting-state Super useful in understanding how React d...
React Parent and Child Component
Parent Component Updates When a Parent Component's state or prop is updated and thus re-rendered...
React Hooks
useState The fundamental of storing information. useState hook allow you to create local state r...
Error Handling with Promises
https://javascript.info/promise-error-handling Using async functions https://devtrium.com/po...
React Reducer
Reducer In an React application you might have a lot of state that you're maintaining across mul...
Global Variables
Global Variables Global variables in React persist even after re-render. Only the local variable...
React Routing
React Router Traditional multi-page web application uses server based routing where the user req...
React Core Concepts
Core Concepts You will need to be familiar with three core concepts with React in order to build...
What is React
What is React? React is a JavaScript library for building interactive user interfaces (UIs). Whi...
Java Persistent API
https://en.wikibooks.org/wiki/Java_Persistence/ManyToOne# https://en.wikibooks.org/wiki/Java_Per...
Days before DevOps
The Old Days Before DevOps was a thing, the normal typical development and deployment process go...
Software Development Life Cycles
SDLC Software Development Life Cycles is a step by step structured process that is used to help ...
Java Instrumentation
What is Instrumentation Instrumentation is the act or the process of adding bytecode to your exi...
@Configuration and Auto-Configuration in Spring Boot
What is Auto-Configuration Auto-configuration in Spring Boot will automatically help you configu...
Chapter 7 Parallel Parking
Parallel Parking Pick a space that is big enough for your car. Check your mirrors before you s...
Chapter 4 Traffic Control
Signs There are four types of types based on the shape and color to tell you the information tha...
@RestController vs @Controller
https://www.baeldung.com/spring-controller-vs-restcontroller
Printing out Literal Characters with HTML
Escaping and Un-Escaping Characters Due to the nature of some of the character used for special ...
Stream map vs flatMap
Stream API In Stream API there is both map and flatMap that's available for use. They are both u...