Recent Posts
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Android performance optimization using rxlifecycle to solve memory leak in rxjava
preface: In fact, I accidentally discovered the memory leak caused by rxjava. I wanted to know how to solve it through…… -
Example of opening camera and photo album to obtain pictures in Android
Here we introduce the functions of camera retrieval, taking photos, obtaining photos, storing new paths, opening album…… -
Detailed explanation and simple example of Android callback
Android callback preface: The classic callback in Android is the click event setting listening (generally through swit…… -
Fragment preloading in Android Development
During application development, an activity may be combined with multiple fragments using viewpagers (or other contain…… -
Solution to the problem of Android retro file download progress display
overview The usage of retrofit is described in detail in this article. In retrofit, we can download files through Resp…… -
Android implementation of an example of a circular progress bar
The effect diagram of Android implementation of circular progress bar is as follows: Custom control: attendanceprogres…… -
Android wechat Tinker hot update details
Let's take a look at the renderings first Tinker known issues Due to principle and system limitations, Tinker has the …… -
Android custom beautiful round progress bar
In recent days, the effect of drawing arc and arc effect in Android has been modified to the progress center progress …… -
Android event distribution mechanism (upper) event distribution of ViewGroup
overview The event distribution mechanism in Android is the distribution and processing of events by view and ViewGrou…… -
Simple use of Android glide
1.) add reference and add configuration in build.gradle compile 'com.github.bumptech.glide:glide:3.7.0' 2.) set bindin…… -
Android implements service to download files, and notification displays an example of download progress
Put a GIF first.. Final effect if: It mainly demonstrates that Android downloads files from the server, calls notifica…… -
QR code generation and scanning in Android
0. Preface Today's article mainly describes the generation and scanning of QR code. Why do you talk about QR code when…… -
Simple implementation of Android rotation map
Rotation chart is a very common effect. The core function has been realized. There are no special needs. I have nothin…… -
Mutual conversion between Android JSON data and entity classes (usage of gson)
This article is to demonstrate how to use gson to transform JSON data and entity classes. The package gson-2.3.1.jar i…… -
Android uses the open source framework android-image-indicator to realize image rotation deployment
The previous blog posts introduced the implementation methods of picture rotation, which are (including hyperlinks): 1…… -
Implement immersive status bar with toolbar and user-defined navigation bar respectively
1、 Toolbar 1. Add dependencies in build.gradle, for example: compile 'com.android.support:appcompat-v7:23.4.0' 2. Rem…… -
Using runtime to implement weex jump to native PAGE
1、 Brief description Recently, the project team plans to introduce weex and has selected a page to test the water. Th…… -
Detailed explanation of the working process of Android message mechanism handler
overview In the Android system, for the sake of performance optimization, the UI operation for Android is not thread s…… -
Android uses time and calendar to obtain the current system time source code sharing (month, day, hour, minute, second, week)
summary Use time and calendar to obtain the current time of the system (month, year, day, hour, minute, second, week) …… -
Android viewpager loading picture effect
At present, the project needs to use viewpager to load pictures. Now record it here. First look at the layout file: ac…… -
Summary of using custom ViewGroup in Android
classification Custom layout can be divided into two cases. technological process The process of customizing the view …… -
Android dynamic menu implementation example code
Android dynamic menu Effect drawing first Relatively simple, mainly the use of attribute animation and small details o…… -
Android implements the view style (instance demo) of dragging with your finger and automatically trimming
design sketch code The above is what Xiaobian introduced to you. Android implements the view style of dragging with yo…… -
Example code of Android offline cache
To a certain extent, Android needs to consider the problem of caching. If you don't believe it, you can take out your …… -
Taking photos with Android system and cutting pictures with Android clip
Changing a user's Avatar in an application generally has two methods: taking photos and selecting photos from the gall…… -
Java serialization and examples of objectoutputstream and objectinputstream
Java serialization and examples of objectoutputstream and objectinputstream A tested entity class: Test: If you have a…… -
Log4j_ Configuration method (comprehensive explanation)
1、 Log4j introduction Log4j has three main components: loggers, Appenders, and layouts. It can be simply understood h…… -
Detailed explanation of single example mode of Java design pattern [lazy and hungry]
This article describes the singleton pattern of Java design pattern. Share with you for your reference, as follows: Si…… -
Analysis of openfire cluster source code
This article introduces the relevant contents of openfire. It seems that there are not many people using this thing no…… -
Explain how to use spring security for automatic login authentication
In the previous blog's detailed configuration method of using spring MVC to create web projects and using spring secur…… -
Spring spel expression usage example
Spring in action third edition reading notes spring3. 0 introduces spring expression language (spel), which we can imp…… -
Implementation method of cross domain request of CORS in Java
problem When developing projects using the front-end and back-end separation mode, we often encounter such a problem -……