We often use generics in Android development, such as List, Map, Set, Adapter, etc. generics are also supported in Kotlin. What is generics? Generics: special types that postpone the type specific work until the object is created or the method is called.
1, Defining generic methods in Kotlin
Defining generics in Kotlin is the same as Java in ...
Posted by mydog on Sat, 19 Feb 2022 15:11:00 +0100
In the development process of using fluent in depth, we encountered serious business code coupling and poor code maintainability, such as mud. We need a unified application framework to get rid of the current development dilemma, which is also a virgin land vacant in the field of fluent. Fish Redux is an upper application framework ...
Posted by jonorr1 on Sat, 19 Feb 2022 02:11:12 +0100
What is a Lambda expression?Lambda expressions are actually anonymous functions. In fact, a function is a function. An anonymous function is an anonymous function code. In Kotlin, function also appears as a type. Although in the current version, the flexibility of function type is not as flexible as Python, it can also be assigned and passed, w ...
Posted by Tjorriemorrie on Fri, 18 Feb 2022 21:28:01 +0100
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Posted by vixtay on Fri, 18 Feb 2022 18:10:03 +0100
Activities in Android can be superimposed, which also means that each activity should have a corresponding life cycle. The onCreate method is used every time, which is also an important method in the life cycle function
The person in charge of each activity is called the activity stack. Obviously, one activity can be superi ...
Posted by 00king00 on Fri, 18 Feb 2022 15:56:17 +0100
Four basic layouts
1. Linear layout
Thread layout is a very common layout. This part will arrange the controls it contains in a linear direction at one time.
The linear layout is specified using LinearLayout, and the android:orientation attribute is used to specify whether to arrange horizontally or vertically:
android:orientation: vertical ...
Posted by ohdang888 on Fri, 18 Feb 2022 15:16:22 +0100
In the latest Android SDK, startActivityForResult has been marked as an outdated method, instead of using registerForActivityResult.
1. Why use registerForActivityResult? In the previous way of using startActivityForResult, you need to pass a requestCode. When the destination interface returns to this interface, you can use the requestCode to ...
Posted by BrianPeiris on Fri, 18 Feb 2022 02:54:56 +0100
In my recent articles about preparing for an Android interview, I found that Framework is a very important point that many large companies value.
As shown in the picture, this is a conversation within one of our technical exchange groups_
In the Android technology article I wrote a while ago, I read thousands of articles about Fram ...
Posted by jplush76 on Fri, 18 Feb 2022 01:33:40 +0100
Introduction to Dokit
DoraemonKit can quickly enable your business test code to be managed and accepted uniformly here.DoraemonKit has many commonly used tools built in to avoid duplicate implementations. With one access, you will have a powerful collection of tools.With dokit platform, with interface Mock, health check-up, file synchronizatio ...
During the "golden three silver four" season, there are always many people looking for the same thing called "Mianjing". In fact, it is a specific question, and then sharpen their guns and "recite" the answer. If this is always the case, I believe your ability will not be improved, even if you work for three ...
Posted by noguru on Thu, 17 Feb 2022 21:35:37 +0100