best kotlin tutorial

1.kotlin official Chinese translation document URL: https://www.kotlincn.net/docs/reference/ 2.Kotlin website http://kotlinlang.org/ 3.kotlin Chinese website https://www.kotlincn.net/ 4.kotlin gitbook URL Https://www.gitbook.com/book/hltj/kotlin-reference-chinese/deta

Use Kotlin to create the first Android Project (KAD 01) and kotlinandroid Original article title: Create your first Android project using Kotlin (KAD 01) By Antonio Leiva Time: Nov 21,201 6 Link: http://antonioleiva.com/create-first-android-project-kotlin/ First course of the Kotlin series: Use

Spring Boot and Kotlin use the Redis database configuration method, kotlinredis In addition to providing excellent automation support for common relational databases, Spring Boot also provides automated configuration support for many NoSQL databases, including Redis, MongoDB, Elasticsearch, solr and Cassandra. Use Redis Redis is an open-source log-type and Key-Value database that is written in ansi c and supports Network, memory-based, and persistent.

Examples of mutual calls between kotlin and Java, and examples of kotlinjava Preface Interoperability means that Kotlin can call interfaces of other programming languages. As long as they open interfaces, Kotlin can call their member attributes and member methods, which are incomparable to other programming languages. At the same time, you can call the API interf

Kotlin Object expressions and object declarations Kotlin uses object expressions and object declarations to create an object that makes a minor change to a class, and does not need to declare a new subclass.The object in this article is a keyword, and note that there is no capitalization. I. Object expression 1. Objects that implement an anonymous inner class through an object expression are used in the pa

1th. Course Introduction (Java basis required)This chapter focuses on what is Kotlin, course scheduling, and the configuration of the development environment. 2nd Chapter Data type (difficulty factor: ☆)This chapter mainly explains the basic morphology of Kotlin, and starts with the type system to introduce the types and related characteristics of Kotlin. (Knowle

View all my open source projects "open Source Labs"Welcome to increase my QQ group: "201055521", this blog client source code download "Please click"SummaryI first stated that I had not used Kotlin for a very long time, and I almost wrote these articles at the same time as I was studying. I did not try any other alternative language. Like go and Scala. So if you're really thinking about a different development language, I suggest you search for other

) { entercount++ } }) //... } Object Declaration Kotlin uses the OBJECT keyword to declare an object. In Kotlin we can easily get a singleton by object declaration. Object Dataprovidermanager {fun registerdataprovider (provider:dataprovider) { //... } Val alldataproviders:collection Referencing the object, we can use its name directly: Dataprovidermanager.

Kotlin (1): Introduction and configuration in Android Studio, kotlinandroid Preface: Today's news: Google announced that it uses the Kotlin language as the first-level programming language developed by Android. Kotlin, developed by JetBrains, is interconnected with Java 100% and has many new features that are not yet supported by Java. Google also said it would w

May 18, Goole announced that Kotlin became the official support of the development of the language, Kotlin language community, the public, QQ group and other comprehensive bombing, this article is a translation, a user from abroad, will introduce you, basic grammar part Kotlin and Java differences, A basic comparison can be made for the developers of Android usin

Apple replaces object-c with Swift as the official language; Google has just completed IO Congress also announced the use of Kotlin as the official language to replace Java. Tool or Xcode, Android Studio.From the famous IDE IntelliJ idea (Android Studio based on this development) software development company JetBrains (located in Eastern Europe, Czech Republic) originated from JetBrains's team of St. Petersburg, named after a small island near St. Pet

In the 2017 Google IO Conference, Kotlin was announced as the official language. Follow the party always the right idea, began a passionate start kotlin journey.After an afternoon of exploration kotlin programmed. Last night, according to the excitement of the mood, while touching the stone side across the way, spent a night time, the project code. After a period

The most basic use of an enumeration class is to implement type-safe enumerations Enum class Direction {North , SOUTH, West, East } Kotlin Each enumerated constant is an object. Enumeration constants are separated by commas. Class Because each enumeration is an instance of an enumeration class, they can be initialized. Enum Class Color (Val rgb:int) { RED (0xff0000), GREEN (0x00ff00), BLUE (0x0000ff) }

Original: developing Spring Boot applications with KotlinWritten in the forefront, as a Java veteran, for the development of more is to pursue a quick direct, concise, not willing to write boring code, such as Get Set. And Kotlin just out of time, do not catch a cold, after all, it is compiled into javascript, for a non-front-end of the death of loyalty, or not a cold. The recent chance to see Android development using

Kotlin is the latest development language for Android; Swift is the latest development language for iOS; The two grammars are similar, so compare them below. Kotlin Chinese Website: https://www.kotlincn.net/docs/reference/basic-syntax.html By Official Document order: Function Kotlin Swift Description Defining packages Package Com.*.* Example: Pacakge com.brycega

Recently saw a science and technology news, the general content is Google will kotlin language as the first language of Android application development, and Java, this is a big event in the development community big news, even Google's pro-son go language does not have this treatment, And Kotlin seemingly unknown, before even heard before. This gives me a great curiosity about

Kotlin Programming related knowledge points : Kotlin programming using IntelliJ IED and understanding Source files (. kt) Kotlin programming and other properties Kotlin programming methods such as using Kotlin programming Kotlin p

Spring Boot and Kotlin use JdbcTemplate to connect to the MySQL database. kotlinjdbctemplate Some examples of Web layers have been introduced earlier, including building RESTful APIs and rendering Web views using the Thymeleaf template engine. However, these contents are insufficient for building a dynamic application. Content is usually required for apps and Web applications, while content is usually stored in various types of databases, after receiv

The following content is original, welcome reprint, Reprint please specifyFrom every day blog: http://www.cnblogs.com/tiantianbyconan/p/4800656.htmlKotlin is a static type JVM language developed by JetBrains and open source. is more concise than the Java language syntax, supporting many of the syntax features that are not supported in Java, such as higher-order functions, inline functions, NULL security, flexible expansion, operator overloading, and so on. And it's completely Java-compatible, si

[Android] Using Kotlin + Anko to develop Android (1) and kotlinanko The following content is original. You are welcome to reprint it. From Daily Blog: http://www.cnblogs.com/tiantianbyconan/p/4800656.html Kotlin is a static JVM language developed and open-source by JetBrains. Compared with Java, the syntax is concise and supports many syntax features not supported in Java, such as higher-order functions, i