devkuma
  • AI
  • Computer
      Basic computer knowledge Operating System Network
  • Computer
  • Programming
      Design and Development Software Testing JVM Based Programming Spring framework Web Programming Programming Tools
  • Programming
  • Data Science
      Big Data Relational Database NoSQL Database Graph Databse
  • Data Science
  • DevOps
  • Toolkit
  • English EN
    • 한국어
    • English
    • 日本語

Study Sites

Korean

  • 생활 코딩
  • KoXo 자바스크립트 매뉴얼
  • WikiDocs

English

  • Baeldung
  • Mkyong.com
  • HowToDoInJava
  • Javatpoint
  • javadevJournal
  • Real’s How-to
  • w3schools

Japanese

  • Qiita
  • DevolpersIO

Development Sites

  • roadmap.sh| Backend Developer
  • ideone
  • Backjoon Online Judge
  • Webhacking.kr
  • CODE COMBAT

Friends' Personal Blogs

  • h3yon blog
  • Build Up
  • DevTokki
  • Jongha Kim’s Dev story
  • 체리필터의 인생이야기

Operating Sites

  • Blog
  • Toolkit
© 2026 The devkumaAll Rights Reserved