카테고리: 개발일반

[번역] Frequent Subgraph Mining Algorithms – A Survey

원문 Frequent Subgraph Mining Algorithms – A Survey (2015) Abstract Graphs are common data structures used to represent / model real-world systems. Graph Mining is one of the arms of Data mining in which voluminous complex data are represented in the form of graphs and mining is done to infer knowledge from them. Frequent sub ...

Canvas vs WebGL graph visualization

Techniques for graph visualization and how to use them

How to backup or restore elasticsearch

How to Backup snapshot of of old ES v6.x and Restore snapshot to new ES v7.x

How to make Logstash filter plugin with Java

Logstash 의 java 필터 개발하기 ** 참고문서https://www.elastic.co/guide/en/logstash/7.2/java-filter-plugin.html 1) logstash 다운로드 및 logstash-core 라이브러리 빌드 – logstash 의 plugin 들은 logstash-core 의 API 를 이용하기 때문에 미리 빌드해야 한다– 최신 plugin 들은 rubyUtils.gradle 파일이 필요하다. 이 버전은 logstash v7.2 부터 존재함 2) logstash filter java example 다운로드 및 빌드 3) logstash_plugin install 및 테스트 Java code ...

How to use label inheritance in AgensGraph?

#AgensGraph supports label inheritance for graph modeling. You can make #data-fabric using hierarchy label modeling when importing from one and more datasource. If you want to disinquish instances which parent label is of, use #labels() (embedded function) in AgensGraph.

How to use Java High Level Rest Client with Spring Boot to talk to Elasticsearch 6.x

Original DocumentHow to use Java High Level Rest Client with Spring Boot to talk to AWS Elasticsearch Original Sourcespring-boot-java-highlevel-rest-client-elasticsearch I rewrites source and test about ES 6.5.https://github.com/maxmin93/spring-boot-java-highlevel-rest-client-elasticsearch And I added some lines about checking index existence, creating index and list all indices. You can replace mapping setting to json file.

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spring shell sample (REPL)

We are using Spring shell, and it worked really well for us. Some of its features: A simple, annotation driven, programming model to contribute custom commands Use of Spring’s classpath scanning functionality asthe basis for acommand plugin strategy and command develoment Inheritance of the Roo Shell features, most notably tab completion, colorization, and script execution. Customization ...