Android
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Android file operation details and simple examples
Android file operation details Android file operation is simply the processing of java file operation. Therefore, if y…… -
Detailed explanation of listview reuse mechanism of Android learning notes
PS: I haven't blogged for almost three months... I was busy a while ago... I can finally find time to study other thin…… -
Android realizes circular progress of step counting progress
The project needs to achieve a circular progress of step counting progress. When the set goal is not reached, draw an …… -
Detailed explanation of forget () operation example of Android WiFi
Detailed explanation of forget () operation example of Android WiFi When dealing with a WiFi connection, we sometimes …… -
Android uses alarm manager and notification manager to implement alarm clock and notification bar
The effect of alarm clock operation is as follows: The post operation effect diagram of the notice bar is as follows: …… -
How to add picture function to buttons in Android
Create a my in layout_ The login.xml file code is as follows Add the following code to mainactivity: The above is what…… -
Android implementation of return key operation ideas
Record the operation history clicked by the user, use the stack data structure, frequently operate the top of the stac…… -
Android imitation wechat circle of friends full-text retraction function example (with source code)
Among many social software, the circle of friends is essential. You can share your daily and interesting things with f…… -
Example of Android compressing a picture to a specified size
A method of self writing after collecting from the Internet; 1. The first is a class of compression according to resol…… -
Android bitmap loading optimization and cache related introduction
1、 Efficient loading of bitmap Bitmapfactory provides four methods: decodefile, decoderesource, decodestream and deco…… -
Studio encountered a problem: java.lang.unsatisfiedlinkerror solution
JNI problems encountered in studio Recently, I was doing supervideo to parse the Youku video address, which was encryp…… -
Detailed explanation of attribute animation of Android source code analysis
preface We can't do without animation in our daily development. Attribute animation is more powerful. We should not on…… -
Judge whether the screen is on and whether to unlock the function in Android
1. Whether the screen is on: 2. Whether the screen is unlocked: The current screen lock has five settings: no screen l…… -
Setting of focus color when Android handles onitemclicklistener
Setting of focus color when Android handles onitemclicklistener When we use onitemclicklistener to change the item to …… -
Example of home key listening and interception in Android
First of all, you should understand a situation first, that is, Android cannot intercept the home key in applications.…… -
Android folding toolbar uses full parsing (collapsingtoolbarlayout)
brief introduction In various applications, you may often see such an effect: the toolbar is transparent, with a backg…… -
Android uses viewpager to realize left-right circular sliding and rotation effect
Viewpager is a commonly used Android component, but usually when we use viewpager, we can't realize left-right infinit…… -
Five common memory leaks in Android development and their solutions
An object in Android is no longer needed, but other objects still hold its reference, so it cannot be recycled, result…… -
Example of sending messages using eventbus for Android
1、 Overview Eventbus is a publish / subscribe event bus optimized for Android. The main function is to replace intent…… -
Android programming page loading listview function example
This article describes the implementation of paging loading listview function by Android programming. Share with you f…… -
Example of display and hiding of soft keyboard in Android dialog
1. Write in front The main content of this article is about the display and hiding of the soft keyboard in dialog. The…… -
Summary of three implementation methods of Android custom view
Custom controls are often used in the design completion project. I've always planned to summarize the implementation o…… -
The secret of Android power saving: jobscheduler
Jobscheduler is a newly introduced API in Android l version. Jobscheduler, as its name suggests, is used to schedule w…… -
Android implements the function example of shielding wechat black pulling and deleting contacts
Android implements the functions of blocking wechat hacking and deleting contacts, with little nonsense, as follows: E…… -
Android implements a code example of a custom load box
When the app interacts with the server, a prompt loading box is required, as shown in the figure: At this time, we can…… -
Android touchlistener implementation drag and drop instance code
Android touchlistener implementation drag and drop instance code If the touch monitor is set for a control, the contro…… -
Java timed task timer and TimerTask usage details
Timer and TimerTask are the JDK's own timing task implementations, and there is no need to import a third-party jar pa…… -
Android custom Google style ProgressBar
This example shares the specific code of Google style ProgressBar for your reference. The specific contents are as fol…… -
Android ContentProvider view / read mobile contact instances
I saw that some apps have the function of reading contacts, and then I tried it myself. It's easy to find this. Then I…… -
Implementation method of Android surfaceview photographing and recording
The implementation of surface photographing is also very simple. You can understand the process with a small demo. Don…… -
Android implements a waiting box example based on dialog
Recently, I want to find some novel waiting boxes, but I can't find the ideal effect. I have no choice but to do it my…… -
Android UI control ratingbar to achieve custom star scoring effect
This example shares the specific code of Android ratingbar star scoring effect for your reference. The specific conten……