Skip to content
#

Java

java logo

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.

Here are 163,924 public repositories matching this topic...

advanced-java

๐Ÿ˜ฎ Core Interview Questions & Answers For Experienced Java(Backend) Developers | 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†

  • Updated Apr 30, 2022
  • Java
amitmbm
amitmbm commented Apr 6, 2022

Elasticsearch Version

8.1.1

Installed Plugins

None

Java Version

bundled

OS Version

macos

Problem Description

Create a custom analyzer using below request, Note foo as an param to analyzer with bar value.

PUT customanlyzerindex
{
    "settings": {
        "analysis": {
            "analyzer": {
                "my_analyzer": {
                   
>bug good first issue help wanted :Search/Analysis

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 Apr 28, 2022
  • Java

ใ€Œไผไธš็บงไฝŽไปฃ็ ๅนณๅฐใ€ๅ‰ๅŽ็ซฏๅˆ†็ฆปๆžถๆž„SpringBoot 2.x๏ผŒSpringCloud๏ผŒAnt Design&Vue๏ผŒMybatis๏ผŒShiro๏ผŒJWTใ€‚ๅผบๅคง็š„ไปฃ็ ็”Ÿๆˆๅ™จ่ฎฉๅ‰ๅŽ็ซฏไปฃ็ ไธ€้”ฎ็”Ÿๆˆ๏ผŒๆ— ้œ€ๅ†™ไปปไฝ•ไปฃ็ ! ๅผ•้ข†ๆ–ฐ็š„ๅผ€ๅ‘ๆจกๅผOnlineCoding->ไปฃ็ ็”Ÿๆˆ->ๆ‰‹ๅทฅMERGE๏ผŒๅธฎๅŠฉJava้กน็›ฎ่งฃๅ†ณ70%้‡ๅคๅทฅไฝœ๏ผŒ่ฎฉๅผ€ๅ‘ๆ›ดๅ…ณๆณจไธšๅŠก๏ผŒๆ—ข่ƒฝๅฟซ้€Ÿๆ้ซ˜ๆ•ˆ็އ๏ผŒๅธฎๅŠฉๅ…ฌๅธ่Š‚็œๆˆๆœฌ๏ผŒๅŒๆ—ถๅˆไธๅคฑ็ตๆดปๆ€งใ€‚

  • Updated Apr 29, 2022
  • Java
leakcanary
eygraber
eygraber commented Oct 28, 2020

I have a CoordinatorLayout that I am using as a fragment container, and I started getting leak reports after fragments are getting destroyed, because their View's are referenced by the container's mPreSortedChildren.

Looking at the ViewGroup source, it seems like that gets cleared when buildOrderedChildList is called, but I'm not fully sure what would trigger that (seems like a draw will,

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

  • Updated Feb 9, 2022
  • Java
dbeaver
KOLANICH
KOLANICH commented Jan 11, 2019

Sometimes it is needed to store compressed data in the DB. Unfortunately not all the DBs have built-in compression and FUSE compressed FSes are not available for every OS. So it may make sense to store compressed binary blobs in the DB.

Unfortunately when one sees them in DBeaver he sees them compressed, but often they are needed uncompressed. So it'd be nice to have a feature to decompress the

ใ€Šไปฃ็ ้šๆƒณๅฝ•ใ€‹LeetCode ๅˆท้ข˜ๆ”ป็•ฅ๏ผš200้“็ปๅ…ธ้ข˜็›ฎๅˆท้ข˜้กบๅบ๏ผŒๅ…ฑ60wๅญ—็š„่ฏฆ็ป†ๅ›พ่งฃ๏ผŒ่ง†้ข‘้šพ็‚นๅ‰–ๆž๏ผŒ50ไฝ™ๅผ ๆ€็ปดๅฏผๅ›พ๏ผŒๆ”ฏๆŒC++๏ผŒJava๏ผŒPython๏ผŒGo๏ผŒJavaScript็ญ‰ๅคš่ฏญ่จ€็‰ˆๆœฌ๏ผŒไปŽๆญค็ฎ—ๆณ•ๅญฆไน ไธๅ†่ฟท่Œซ๏ผ๐Ÿ”ฅ๐Ÿ”ฅ ๆฅ็œ‹็œ‹๏ผŒไฝ ไผšๅ‘็Žฐ็›ธ่งๆจๆ™š๏ผ๐Ÿš€

  • Updated May 2, 2022
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 Mar 2, 2022
  • Java
WxJava

ๅพฎไฟกๅผ€ๅ‘ Java SDK ๏ผŒๆ”ฏๆŒๅŒ…ๆ‹ฌๅพฎไฟกๆ”ฏไป˜๏ผŒๅผ€ๆ”พๅนณๅฐ๏ผŒๅฐ็จ‹ๅบ๏ผŒไผไธšๅพฎไฟก๏ผŒๅ…ฌไผ—ๅท็ญ‰็š„ๅŽ็ซฏๅผ€ๅ‘

  • Updated Apr 30, 2022
  • Java

Created by James Gosling

Released May 23, 1995

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