包含标签：Android 的文章
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A detailed explanation of Java’s upward and downward transformation
A detailed explanation of Java's upward and downward transformation Transformation is based on inheritance. Inheritanc…… -
Detailed explanation of the relationship between screen density and picture size in Android
Detailed explanation of the relationship between screen density and picture size in Android preface Android supports m…… -
Solution to the problem that Android ImageView does not display JPEG images
Android ImageView does not display JPEG images Today, I am writing a small example. ImageView is set as invisible in X…… -
Android simple file manager instance (list file directory)
Core code: File fatherFile = new File(path); File[] files = fatherFile.listFiles(); design sketch: To implement this l…… -
Android monitors touch events in fragment
This paper introduces the implementation of monitoring fragment's touch event. If you have a better mechanism, you can…… -
Comparison of Android custom button click event and long press event
Comparison of Android custom button click event and long press event A button implements click and long press events a…… -
Tutorial on how to add services to Android system
preface Recently, because the company's platform is moving from Android 4.4.4 to Android 6.0, the problem is that we h…… -
Android imitation bubble window implementation of drop-down menu bar example code
Function Description: click the drop-down button to display all entries. There are deletion and click functions. After…… -
Analysis of file mechanism for Android data persistence
This paper describes the file mechanism of Android data persistence. Share with you for your reference, as follows: In…… -
Implementation code of exit confirmation box in Android
This is achieved by blocking and rewriting the operation of the fallback key: when the fallback key is pressed, a prom…… -
Android uses < layer list > to realize wechat chat input box function
LayerDrawable The < layer list > tag can set layerdrawable, a layered drawable overlay effect, < layer list &…… -
Android manually obtains judgment processing permission
Several methods are mainly used: Permission constant ID: Among the above four methods, the first three methods are ava…… -
Detailed explanation and example of Android message queue model
Detailed explanation and example of Android message queue model The message queue and message loop of Android system a…… -
Summary of using dialog box in Android
preface Recently, I have some free time, so I spent an hour to summarize the use of the dialog dialog box. It is more …… -
Android calls the sharing function instance code provided by the system
Several ways to realize sharing function 1. Call the sharing function of the system 2. Through third-party SDK, such a…… -
Android simpleadapter adapter usage details
Android simpleadapter usage details Holderadapter background Android AdapterView uses a lot, such as listview, GridVie…… -
Thoughts and methods of Android imitation to realize free fish home page
First, let's look at the renderings The demo is written based on MVVM mode. You are welcome to criticize and correct i…… -
Android asynchronously downloads pictures and caches them to the local demo
In Android development, we often need to download XML or JSON type data from the server, including some image resource…… -
Android EditText implements segmentation of input content
There may be many input boxes that need to enter mobile phone numbers, bank card numbers or ID number in the project. …… -
Android adds text and image watermark example code to images
We sometimes need to add watermarks to pictures when we are doing projects. Shuihan encountered such a problem today, …… -
Method of clicking hyperlink to start QQ in WebView in Android
preface Once in an interview, the interviewer asked how to click a hyperlink in WebView to start a type of QQ similar …… -
Graphic tutorial of Android studio installation and configuration method
This article mainly explains some problems encountered in installing Android studio and configuring environment variab…… -
Java.net.bindexception: bind failed: eaddinuse problem in Android solution
Java.net.bindexception: bind failed: eaddinuse problem in Android solution Look at the following questions: resolvent:…… -
Talking about Android getting pictures on ImageView and a possible problem
1. Call setdrawingcacheenabled (true) before obtaining the picture: Example: mimageview.setdrawingcacheenabled (true);…… -
Detailed explanation of the method of drawing dashed lines by Android custom view
preface To tell you the truth, when I first saw this requirement, my first reaction was that canvas only had drawLine …… -
Dynamically add height instances of LinearLayout
Examples are as follows: Note: obtain the screen width first, and obtain the height of the layout through the screen w…… -
Android starts the activity implementation code in another app / APK
Android starts the activity implementation code in another app / APK preface: Android provides the ability to start an…… -
Detailed explanation and application of Android layoutanimation
Detailed explanation and application of Android layoutanimation preface: Recently, when playing an app, I found that w…… -
Detailed introduction to Android and H5 intermodulation
Detailed introduction to Android and H5 intermodulation Wechat, microblog, wechat, QQ space, a large number of softwar…… -
How to implement the activity of starting another program in Android
How to implement the activity of starting another program in Android You can use action, for example: 1. For example, …… -
Detailed introduction to modifying datepicker font color and split line color for Android
1、 Introduction to datepicker and TimePicker Datepicker is a date selection control, which inherits from the FrameLay…… -
How does Android enable full screen video playback on HTML5 pages in WebView
preface This article mainly summarizes and shares a problem encountered in recent work, and mainly introduces how to m……