Documents

• AWS
  • Error: x-amz-date header
• Elasticsearch Alarm
  • Elastalert
  • Elktail
  • X-Pack
  • Low Level Rest Client
  • High Level Rest Client
  • Spring Data
• JPA
  • Error: relation ... already exists
• Kafka
  • Error: Exception in thread "main" java.lang.UnsupportedOperationException
  • Error: Exception in thread "..." java.lang.IllegalStateException: Tried to lookup lag for unknown task 2_0
• Kong API Gateway
  • Kong API Gateway with Keycloak
• Log Collect
  • Logstash
  • Fluentd
• Message API
  • Kakaotalk
  • Slack
  • Telegram
• Etc
  • 애플 영수증 유형
    • 애플 영수증 pending_renewal_info
  • 페이스북/구글 유저 정보 조회
  • 애플 샌드박스 영수증 검증시 21004 에러
  • 이클립스에 Tomcat v8.X.X 연동 시 "installation is expected" 에러
  • Google Developer API 호출 시 html 형식의 "We're sorry..." 에러
  • Platstore 및 Appstore 결제 관련 Notification
    • 애플 Refund Notification
    • 구글 Real-time Notification
  • Docker desktop 3.0.0 업데이트 후 "Mounts denied: approving" 에러
  • ERROR: org.springframework.web.reactive.function.client.WebClientRequestException: readAddress(..) failed: Connection reset by peer
  • Java Base64 Url Safe