Android

APP2SD saves more cell phone memory Android system to ensure the stability and security of the phone, the default can only install the application to the phone memory, which is equivalent to our computer installation of software, only to install to

Obtain the current network type (2g, 3g, 4g, wifi), mobile phone model, and version number of Android.Obtain the mobile phone model: android. OS. build. MODEL: android. OS. build. VERSION. the code used to obtain the current network type of the

KOTLIN development language documentation (official documentation), kotlin development language Web link: https://kotlinlang.org/docs/reference/basic-types.html2. Basic Concepts 2.1. Basic Types From the perspective of Calling member functions and

Android React Native uses Native modules Sometimes our App needs to access the platform API, And the React Native may not have the corresponding module packaging; or you need to reuse some Java code instead of implementing it again using

LeakCanary: simple and crude memory leak detection tool, leakcanary Leak Detection Almost every programmer may experience memory leakage during development. How can we detect memory leakage in the app? Square introduces LeakCanary, a simple and

Arc progress bar (animated version), arc progress bar animated version This blog is original as long as it does not indicate "Conversion". For the post, please indicate the link to this blog.   Let's first break down the problem into the following

Png image decoding and png Decoding PNG, a Portable Network image Format (PNG), is derived from the unofficial "PNG's Not GIF" and is a bitmap file storage Format. When PNG is used to store a grayscale image, the depth of the grayscale image can be

Enable status detection and SSID acquisition for Android portable hotspots, and android hotspot ssid How can I obtain the enabling status of a Wi-Fi hotspot and the SSID after it is enabled?   Open WifiManager. java source code. You can find the

Mobile phone video 9-video player advanced features (2), 9-advanced features1. An error occurred while playing the listener. Class MyOnErrorListener implements MediaPlayer. onErrorListener {@ Overridepublic boolean onError (MediaPlayer mp, int what,

Android Play online videos and android online videos Start tomcat on your computer and put the video file in Tomcat 7.0 \ webapps \ ROOT. You can directly enter the address without modifying the code and run the following code: To play an

Android version control system and its differences, android Control System I. What is version control? It is a software engineering program used to ensure that the same file edited by different persons is updated during the development process. It

Android development Getting Started Guide-Android mobile self-adaptive draw9patch without distortion background setting steps, Getting Started Guide draw9patch 1. [Android mobile self-adaptive draw9patch without distortion background] actual

Android Virtual Machine Learning summary Dalvik Virtual Machine Introduction 1. The most significant difference between a Dalvik virtual machine and a Java virtual machine is that they have different file formats and instruction sets. The Dalvik

Install jdk, android-studio, and genymotion on the command line in Ubuntu for android development.Install JDKRun the following command to create a folder: unzip sudo mkdir/usr/lib/jvmSudo tar zxvf jdk-8u92-linux-x64.tar.gz-C/usr/lib/jvm set

Android box uses TV feature tags, android Android box uses TV feature labelsBeautiful Life of the sun and fire god (http://blog.csdn.net/opengl_es)This article follows the "signature-non-commercial use-consistency" creation

Talking about Android Application protection (I): The basic method for reverse engineering of Android applications, and talking about android There are many methods and ideas for unprotected Android apps to conduct Reverse Analysis and attacks. By

Android TV box development focus control, androidtv The biggest difference between Android TV app development and general Android development is focus control. users use Android TV devices to operate apps through remote control. The CSDN blog

Android get weather forecast, android Weather Forecast Interface Layout Background code Package com. basillee. asus. demo; import android. app. activity; import android. OS. bundle; import

Android development interview: 4. Common basic Java questions, androidjava Follow finddreams blog: http://blog.csdn.net/finddreams/article/details/44403041Because Android is programmed using the Java language, it is necessary for us to fully master

Android audio recording and Android audio recordingMediaRecorder class detailsMobile phones generally have microphones and cameras, and Android systems can use these hardware to record audio and video.Android provides a MediaRecorder class to