giwankim/til

Today I Learned

Spring

• Batch
  • Batch 기초
• JPA
  • Java Persistence with Spring Data and Hibernate
    • 1장

Kotlin

• Kotlin in Action
  • 1. Kotlin: What and why
  • 2. Kotlin basics
  • 3. Defining and calling functions
  • 4. Classes, objects, and interfaces

CS

• TODO: Two's complement
  • Finally getting two's complement
  • Two's Complement
• TODO: Master theorem
• TODO: Floating point visually explained
• TODO: WebSockets vs Server-Sent-Events vs Long-Polling (vs WebRTC vs WebTransport)
• TODO: Distributed Locking
• TODO: B-trees and database indexes
• TODO: Transaction isolation
  • Transaction Isolation in Postgres explained
• TODO: Consistent Hashing
  • Stanford lecture notes
  • simple Java implementation
• TODO: Caching strategies
• TODO: OAuth
  • OAuth from First Principles
  • OAuth 원리와 이해 (feat. 카카오 로그인)

PS

• 컬렉션 프레임워크

Diagram

• Creating Sofware with Modern Diagramming Techniques
  • 0. Introduction
  • 1. Document your Domain
  • 2. Enhance your Domain Model
  • 3. Visualize Application and User Flows

Build

• Gradle
  • Core Concepts
  • Authoring Builds

System Design

• System Design Interview
  • 3. A Framework for System Design Interviews
  • 4. Design a Rate Limiter
  • 5. Design a Consistent Hashing
  • 6. Design a Key-Value Store
  • 7. Design a Unique ID Generator in Distributed Systems
  • 8. Design a URL Shortener
  • 9. Design a Web Crawler
  • 10. Design a Notification System
  • 11. Design a News Feed System
  • 12. Design a Chat System

Books

• The Pragmatic Programmer

SQL

• SQLD
  • 과목 I. 데이터 모델링의 이해
    • 제1장 데이터 모델링의 이해
    • 제2장 데이터 모델과 SQL
  • 과목 II. SQL 기본 및 활용
    • 제1장 SQL 기본
    • 제2장 SQL 활용
    • 제3장 관리 구문

잡담

• 원영적 사고와 에자일