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Java was originally developed as an alternative to the C/C++ programming languages. It is now mainly used for building web, desktop, mobile, and embedded applications. Java is owned and licensed through Oracle, with free and open source implementations available from Oracle and other vendors.

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yuliacech
yuliacech commented Dec 3, 2020

Currently, it's possible to create an ILM policy with a Delete phase with an empty actions object so that the phase doesn't contain a delete action. This will result in a policy that will not delete indices.
How to reproduce:

PUT _ilm/policy/my_policy
{
  "policy": {
    "phases": {
      "delete": {
        "actions": {}
      }
    }
  }
}
advanced-java

๐Ÿ˜ฎ ไบ’่”็ฝ‘ Java ๅทฅ็จ‹ๅธˆ่ฟ›้˜ถ็Ÿฅ่ฏ†ๅฎŒๅ…จๆ‰ซ็›ฒ๏ผšๆถต็›–้ซ˜ๅนถๅ‘ใ€ๅˆ†ๅธƒๅผใ€้ซ˜ๅฏ็”จใ€ๅพฎๆœๅŠกใ€ๆตท้‡ๆ•ฐๆฎๅค„็†็ญ‰้ข†ๅŸŸ็Ÿฅ่ฏ†๏ผŒๅŽ็ซฏๅŒๅญฆๅฟ…็œ‹๏ผŒๅ‰็ซฏๅŒๅญฆไนŸๅฏๅญฆไน 

  • Updated Dec 27, 2020
  • Java

mall้กน็›ฎๆ˜ฏไธ€ๅฅ—็”ตๅ•†็ณป็ปŸ๏ผŒๅŒ…ๆ‹ฌๅ‰ๅฐๅ•†ๅŸŽ็ณป็ปŸๅŠๅŽๅฐ็ฎก็†็ณป็ปŸ๏ผŒๅŸบไบŽSpringBoot+MyBatisๅฎž็Žฐ๏ผŒ้‡‡็”จDockerๅฎนๅ™จๅŒ–้ƒจ็ฝฒใ€‚ ๅ‰ๅฐๅ•†ๅŸŽ็ณป็ปŸๅŒ…ๅซ้ฆ–้กต้—จๆˆทใ€ๅ•†ๅ“ๆŽจ่ใ€ๅ•†ๅ“ๆœ็ดขใ€ๅ•†ๅ“ๅฑ•็คบใ€่ดญ็‰ฉ่ฝฆใ€่ฎขๅ•ๆต็จ‹ใ€ไผšๅ‘˜ไธญๅฟƒใ€ๅฎขๆˆทๆœๅŠกใ€ๅธฎๅŠฉไธญๅฟƒ็ญ‰ๆจกๅ—ใ€‚ ๅŽๅฐ็ฎก็†็ณป็ปŸๅŒ…ๅซๅ•†ๅ“็ฎก็†ใ€่ฎขๅ•็ฎก็†ใ€ไผšๅ‘˜็ฎก็†ใ€ไฟƒ้”€็ฎก็†ใ€่ฟ่ฅ็ฎก็†ใ€ๅ†…ๅฎน็ฎก็†ใ€็ปŸ่ฎกๆŠฅ่กจใ€่ดขๅŠก็ฎก็†ใ€ๆƒ้™็ฎก็†ใ€่ฎพ็ฝฎ็ญ‰ๆจกๅ—ใ€‚

  • Updated Dec 30, 2020
  • Java
leakcanary

about learning Spring Boot via examples. Spring Boot ๆ•™็จ‹ใ€ๆŠ€ๆœฏๆ ˆ็คบไพ‹ไปฃ็ ๏ผŒๅฟซ้€Ÿ็ฎ€ๅ•ไธŠๆ‰‹ๆ•™็จ‹ใ€‚

  • Updated Dec 15, 2020
  • Java
WxJava

WxJava ๏ผˆๅพฎไฟกๅผ€ๅ‘ Java SDK๏ผ‰๏ผŒๆ”ฏๆŒๅŒ…ๆ‹ฌๅพฎไฟกๆ”ฏไป˜ใ€ๅผ€ๆ”พๅนณๅฐใ€ๅฐ็จ‹ๅบใ€ไผไธšๅพฎไฟก/ไผไธšๅทๅ’Œๅ…ฌไผ—ๅท็ญ‰็š„ๅŽ็ซฏๅผ€ๅ‘

  • Updated Dec 30, 2020
  • Java
spring-boot-demo

่ฏฅ้กน็›ฎๅทฒๆˆๅŠŸ้›†ๆˆ actuator(็›‘ๆŽง)ใ€admin(ๅฏ่ง†ๅŒ–็›‘ๆŽง)ใ€logback(ๆ—ฅๅฟ—)ใ€aopLog(้€š่ฟ‡AOP่ฎฐๅฝ•web่ฏทๆฑ‚ๆ—ฅๅฟ—)ใ€็ปŸไธ€ๅผ‚ๅธธๅค„็†(json็บงๅˆซๅ’Œ้กต้ข็บงๅˆซ)ใ€freemarker(ๆจกๆฟๅผ•ๆ“Ž)ใ€thymeleaf(ๆจกๆฟๅผ•ๆ“Ž)ใ€Beetl(ๆจกๆฟๅผ•ๆ“Ž)ใ€Enjoy(ๆจกๆฟๅผ•ๆ“Ž)ใ€JdbcTemplate(้€š็”จJDBCๆ“ไฝœๆ•ฐๆฎๅบ“)ใ€JPA(ๅผบๅคง็š„ORMๆก†ๆžถ)ใ€mybatis(ๅผบๅคง็š„ORMๆก†ๆžถ)ใ€้€š็”จMapper(ๅฟซ้€Ÿๆ“ไฝœMybatis)ใ€PageHelper(้€š็”จ็š„Mybatisๅˆ†้กตๆ’ไปถ)ใ€mybatis-plus(ๅฟซ้€Ÿๆ“ไฝœMybatis)ใ€BeetlSQL(ๅผบๅคง็š„ORMๆก†ๆžถ)ใ€upload(ๆœฌๅœฐๆ–‡ไปถไธŠไผ ๅ’Œไธƒ็‰›ไบ‘ๆ–‡ไปถไธŠไผ )ใ€redis(็ผ“ๅญ˜)ใ€ehcache(็ผ“ๅญ˜)ใ€email(ๅ‘้€ๅ„็ง็ฑปๅž‹้‚ฎไปถ)ใ€task(ๅŸบ็ก€ๅฎšๆ—ถไปปๅŠก)ใ€quartz(ๅŠจๆ€็ฎก็†ๅฎšๆ—ถไปปๅŠก)ใ€xxl-job(ๅˆ†ๅธƒๅผๅฎšๆ—ถไปปๅŠก)ใ€swagger(APIๆŽฅๅฃ็ฎก็†ๆต‹่ฏ•)ใ€security(ๅŸบไบŽRBAC็š„ๅŠจๆ€ๆƒ้™่ฎค่ฏ)ใ€SpringSession(Sessionๅ…ฑไบซ)ใ€Zookeeper(็ป“ๅˆAOPๅฎž็Žฐๅˆ†ๅธƒๅผ้”)ใ€RabbitMQ(ๆถˆๆฏ้˜Ÿๅˆ—)ใ€Kafka(ๆถˆๆฏ้˜Ÿๅˆ—)ใ€websocket(ๆœๅŠก็ซฏๆŽจ้€็›‘ๆŽงๆœๅŠกๅ™จ่ฟ่กŒไฟกๆฏ)ใ€socket.io(่Šๅคฉๅฎค)ใ€ureport2(ไธญๅ›ฝๅผๆŠฅ่กจ)ใ€ๆ‰“ๅŒ…ๆˆwarๆ–‡ไปถใ€้›†ๆˆ ElasticSearch(ๅŸบๆœฌๆ“ไฝœๅ’Œ้ซ˜็บงๆŸฅ่ฏข)ใ€Async(ๅผ‚ๆญฅไปปๅŠก)ใ€้›†ๆˆDubbo(้‡‡็”จๅฎ˜ๆ–น็š„starter)ใ€MongoDB(ๆ–‡ๆกฃๆ•ฐๆฎๅบ“)ใ€neo4j(ๅ›พๆ•ฐๆฎๅบ“)ใ€docker(ๅฎนๅ™จๅŒ–)ใ€JPAๅคšๆ•ฐๆฎๆบใ€Mybatisๅคšๆ•ฐๆฎๆบใ€ไปฃ็ ็”Ÿๆˆๅ™จใ€GrayLog(ๆ—ฅๅฟ—ๆ”ถ้›†)ใ€JustAuth(็ฌฌไธ‰ๆ–น็™ปๅฝ•)ใ€LDAP(ๅขžๅˆ ๆ”นๆŸฅ)ใ€ๅŠจๆ€ๆทปๅŠ /ๅˆ‡ๆขๆ•ฐๆฎๆบใ€ๅ•ๆœบ้™ๆต(AOP + Guava RateLimiter)ใ€ๅˆ†ๅธƒๅผ้™ๆต(AOP + Redis + Lua)ใ€ElasticSearch 7.x(ไฝฟ็”จๅฎ˜ๆ–น Rest High Level Client)ใ€HTTPSใ€Flyway(ๆ•ฐๆฎๅบ“ๅˆๅง‹ๅŒ–)ใ€UReport2(ไธญๅ›ฝๅผๅคๆ‚ๆŠฅ่กจ)ใ€‚

  • Updated Dec 23, 2020
  • Java

Created by James Gosling

Released May 23, 1995

Website
www.oracle.com/technetwork/java/javase/overview/index.html
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