Tag: kotlin

android

Kotlin (8) Explore the secrets and applications of Kotlin Extensions

December 7, 2023

by 王欣怡

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This section continues with some of the more advanced aspects of Kotlin: Kotlin Extensions. Learning objectives To provide the ease of use of architecture to...

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android

Kotlin Vocabulary | Collection and Sequence

December 7, 2023

by 李俊宏

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Collections are used in many scenarios, and the Kotlin Standard Library provides many excellent utility functions for collections. Kotlin offers two types of collections based...

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android

Android Kotlin GridView

December 7, 2023

by Patricia Jones

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So we're going to start with an XML file, and then we're going to add a GridView to that file where app:layout_constraintHeight_max="300dp" is the maximum...

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android

Kotlin study Notes (14) Shallow reading coroutines

December 7, 2023

by Craig Patchett

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Why do high-order functions need coroutines To illustrate the most common scenario in asynchronous programming: A background thread executes A task A, and the next...

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android

Kotlin’s knowledge induction (v) — Lambda

December 7, 2023

by Brooke Clark

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In Kotlin, functions exist as first-class citizens and can be passed as values. Lambda is a small piece of code wrapped as an anonymous function...

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android

Kotlin tutorial (3) Classes, Objects and interfaces

December 7, 2023

by Mrs. Marie Gardner

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Write at the beginning: I plan to write a Kotlin series of tutorials, one is to make my own memory and understanding more profound, two...

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android

Kotlin’s turtle (List) rabbit (Sequence) race

December 7, 2023

by 謝飛

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Since Kotlin is compatible with Java7, it's nice to see that we can easily use various collection operators on lists and call them chained. But...

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android

R8 compiler: Slimming down Kotlin libraries and applications

December 7, 2023

by Hailey Lopez

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R8 is Android's default application reductor, which can reduce the size of Android apps by removing unused code and optimizing the rest of the code....

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android

Is Kotlin really worth learning?

December 7, 2023

by Kevin Rodriguez

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The KotlinConf conference announced the RC version of Kotlin1.2 and announced that Kotlin/Native is now supported for iOS and Web application development. After The release...

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android

Kotlin: The basics of Kotlin

December 7, 2023

by Jivika Randhawa

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Kotlin Basics This article focuses on the points where Kotlin differs from Java. Kotlin is statically typed, and all expressions are typed at compile time....

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android

The working principle of Kotlin coroutine flow

December 7, 2023

by 陶承翰

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Recently I wanted to learn about the use of flow in Kotlin. I googled and found a lot of articles comparing RxJava with flow. In...

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android

Kotlin grammar basics

December 7, 2023

by 劉怡安

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This post is a simple summary of Kotlin's work in Line 1, 3rd edition. It has just added some basic syntactic elements, and will continue...

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android

Android: This is a comprehensive & detailed introduction to Kotlin’s study guide

December 7, 2023

by Julie Best

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Today, I will present a comprehensive and detailed introduction to Kotlin, including defining features, configuring usage, and getting started syntax. I hope you will enjoy...

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android

Android: Kotlin Tutorial – Classes and Objects – Basic Syntax (5)

December 7, 2023

by 崔志偉

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A class or members may be declared as abstract. An abstract method does not implement a method in its class. Remember that we don't need...

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android

Kotlin’s Beauty – DSL

December 7, 2023

by Sophie Ward-Best

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KotlinDSL takes Kotlin's syntactic sugar to its full potential. It's delicious, beautiful, and fun, but an obsession with syntactic sugar only scratches the surface of...

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android

The SDK invasively initializes and retrieves the Application

December 7, 2023

by Lavanya Hans

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This article introduces the NON-invasive initialization of SDK and the acquisition of Application, that is, the business side does not need to manually call the...

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The back-end

Kotlin 1.5.0 is available with Support for Java 15 features and a new JVM compiler

December 7, 2023

by Raghav Kaur

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By Ekaterina Volodko, May 5, 2021K Kotlin 1.5.0 supports Java 15 features and the new JVM compiler Release Notes

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android

Kotlin Coroutine for Android

December 7, 2023

by Steven Goodwin

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This chapter mainly explains the exception generation process and processing of Kotlin coroutine. By throwing an exception, the coroutine step by step exception generation process....

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android

The sealed class in Kotlin is superior to the tagged class

December 6, 2023

by Jayesh Lalla

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I'll discuss the pros and cons of Sealed Classes and Tagged Classes in terms of class hierarchies

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android

Kotlin Flow scenario learning

December 6, 2023

by Stewart Pugh

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Flow, Flow, Flow, Flow In life, we have water, people, traffic and so on; In development, we have byte streams, video streams, etc. With this...

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android

Let’s talk about generics in Kotlin

December 6, 2023

by Leslie Hansen-O'Neill

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I believe many of you are already familiar with generics, and it is essential to use generics in classes and functions in real projects. In...

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android

Kotlin inline, noinline, crossinline

December 6, 2023

by Ira Sandal

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In short, the inline function is directly expanded where it is called, and the compiler does not need to push the parameter stack, push the...

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android

Android: Kotlin Tutorial – Basic Types – Basic Syntax (2)

December 6, 2023

by Joanna Murphy

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In Kotlin, all variable member methods and attributes are an object. Some types are built in and their implementation is optimized, but to the user...

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android

3. Kotlin Coroutines (1)

December 6, 2023

by Gabriela Miller

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In the last article in this series, we learned about Kotlin generics. Using generics makes our code reusable and avoids type conversion exceptions. For those...

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android

Kotlin: This is a comprehensive & detailed grammar study guide for class use

December 6, 2023

by Lisa Daniel

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Today, I'm going to focus on all things kotlin classes, including the following: for constructors, a kotlin class can have one primary constructor & multiple...

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android

Kotlin Jetpack combat | 4. Kotlin higher-order functions

December 6, 2023

by 袁惠如

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1. How important are higher-order functions? Higher order functions play an important role in Kotlin. It is the cornerstone of Kotlin functional programming, and is...

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android

Kotlin coroutine with questions can you answer these questions

December 6, 2023

by Prerak Luthra

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What is the difference between the job returned by launch and the CoroutineContext[job] passed in? What's the difference between a coroutineScope and a coroutineScope? So...

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android

Kotlin (9) Exploring the Kotlin coroutine mechanism

December 6, 2023

by Manikya Bhatti

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Reference documents: https://www.jianshu.com/u/a324daa6fa19 explaining Kotlin coroutines mechanism What is coroutines coroutines usage coroutines startup coroutines hangs, recovery principle of reverse analysis of 1. What is...

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The front end

Android project building road – AndroidGradle

December 6, 2023

by Michael O'Sullivan-Atkinson

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Gradle-wrapper configuration gradle-wrapper is an excellent building system tool.Gradle DSLS are implemented in Groovy, and you can easily control these DSLS with code to achieve...

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android

Kotlin – Higher order functions and function references

December 6, 2023

by Benjamin Roberts

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Where forEach requires that a function of type (T) -> Unit be passed as an argument (that is, one argument with no return value), Filter,...

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