此外,JavaScript 提供多个内建对象,比如 String、Date、Array 等等。 Kotlin 的类型表现起来有着高度的一致性。 基本数据类型 在Java 中,有基本类型。这使得Java的类型系统有点不伦不类。所以,在Kotlin与Java互操作时,遇到Java基本类型的时候,要小心点。这地方Kotlin的编译器,会把Java的基本类型自动装箱成对应的封装...
Welcome to Kotlin version1.1.2-2(JRE1.8.0_40-b27)Type:helpforhelp,:quitforquit>>>println("Hello,World!")Hello,World!>>>importjava.util.Date>>>Date()Wed Jun0714:19:33CST2017 2.2 应用程序版HelloWorld 我们如果想拥有学习Kotlin的相对较好的体验,就不建议使用eclipse了。毕竟Kotlin是JetBrains家族的...
if (var1 instanceof <undefinedtype>) { $continuation = (<undefinedtype>)var1; if (((<undefinedtype>)$continuation).getLabel() & Integer.MIN_VALUE) != 0) { ((<undefinedtype>)$continuation).setLabel(((<undefinedtype>)$continuation).getLabel() - Integer.MIN_VALUE); break label28; } }...
dataframe- Kotlin framework for structured data processing datetime- Kotlin date/time library deeplearning4j- Deep learning library for the JVM deeplearning4j-cuda- Deep learning library for the JVM (CUDA support) default - Default imports: dataframe and Kandy libraries ...
exposed-json - JSON and JSONB data type extensions exposed-kotlin-datetime - date-time extensions based on kotlinx-datetime exposed-money - extensions to support MonetaryAmount from "javax.money:money-api" exposed-spring-boot-starter - a starter forSpring Bootto utilize Exposed as the ORM instea...
= null,//删除 var createTime: Date? = null //创建时间,允许为空,让数据库自动生成即可 ) :Serializable{ //手动重写toString方法 override fun toString(): String { return "[User(userId = $userId,userName = $userName, passWord=$passWord,isDeleted=$isDeleted,createTime=$createTime),]" } //...
(e.g. Code Highlighting API). It’s almost impossible for us to know for sure how your case will behave under these new circumstances. We strive to have the information in tickets relevant and up to date (for the latest versions of the plugin and IntelliJ Platform). Here we ask you ...
fun get(context: Context): AppDatabase { return instance ?: Room.databaseBuilder(context, AppDatabase::class.java, DB_NAME ) .build().also { instance = it } } } } 自定义RemoteMediator: /** * @date:2021/5/20 * @author fuusy ...
This is why we do not have a date for 1.0 and do not guarantee language design stability right after the beta: it's hard to predict what changes will be necessary.When the design is properly validated and all the problems fixed, we will call it 1.0 and guarantee language stability from ...
JetBrains is the main backer of Kotlin at the moment. We have invested a lot of effort into developing it andwe are committed to the project for the long run. We wrote it out of our own need to use in our own products. And we’re happy to say that to date,close to 10 JetBrain...