android sdk apk

a compressed package that contains a. dex file that is our code file. So, the next basic idea we can be clear: the APK is not able to run directly, the APK has code files, code files can be classload read. There are two kinds of classload in Android, namely Dexclassloader, Pathclassloader. The latter can only load the/data/app directory under the

During Android Application Development, we sometimes need to view the source code of a class or interface to learn how to use a class or implement an interface, viewing the source code helps us to learn how the underlying layer of an encapsulated class is implemented. This will help us master the excellent design methods of classes or interfaces, and thus improve the self-writtenCodeIn addition, we are writing applicationsProgramIn the process, you ca

This article from the CSDN blog, reproduced please indicate the source: http://blog.csdn.net/yili_xie/archive/2009/11/12/4803565.aspx The pictures in Android apk are divided into 2D and 3D: 2D is implemented by Skia, that is, the SGL we see on the Framework diagram, SGL also calls some opengl content to achieve simple 3D effects. The 3D content is implemented by OpenGL | ES, and OpenGL | ES is an embedded

Android plug-in development-run the Service and androidapk that are not installed in the apkIf you do not know what plug-in development is, you should first read this blog: Android plug-in development. The previous blog mainly analyzed several difficulties in Android plug-in development from the overall perspective and the methods for dynamically loading the Acti

Mid built-in APK tutorial By yww First, I declare that the method here is for the specific development board in our own project. Three built-in APK methods are available for mg701 1. You must write your own Android SDK for this method. MK file (about Android. MK can be refer

/1.6.0.jdk/contents/home"# Setup Android HomeAndroid_home= "~/android-sdk-macosx"# Setup PathPATH = "$ANDROID _home/tools: $JAVA _home/bin: $PATH"# Update Current ProjectAndroid Update Project--path.#android Update Project--path./LIBRARY/LIB1#

Unity3d: how to solve the problem when exporting Android apk files? unity3dapk Dog planing Learning Network]This morning, I started to build an unity3d game to the android mobile phone to run it. As a result, I encountered many problems.The first problem encountered was that the following Error was prompted during the build process: Error building Player

This issue is caused by the split deletion of this file for Android-sdk-windows\tools after the automatic update of Android StudioHere's how to do this:After Android studio processing, more than one emulator folder is split from Tools, you can open a comparison, and tools file inside also missing a lot of important fil

eclipse to export the signed APKEclipse can directly export the final APK with a signature, which is very convenient and recommended. The steps are as follows:Step 1: export.Step 2: Create the keystore, enter the location and password for the keystore export, and remember the password. It will be used in the next use existing keystore.Step 3: Enter the keystore information, password of some APK files, expi

using zipalign.exe (in the android-sdk-windows \ tools directory) to optimize it:Copy codeAs shown above, zipalign can align uncompressed data in the apk file on the 4-byte boundary (4 bytes are a good value), so that the android system can use mmap () (please check the purpose of this function) function reading files

In SDK 2.3, we can see that a proguard folder is added under android_sdk _ path/tools/. Google places proguard Technology in the android SDK, it can be implemented through normal CompilationCodeConfused. After Version 2.3, no matter which SDK version is used for development, two files, default. properties and proguar

Android development and debugging tool , such as DDMS for launching Android debugging tools such as logcat, screen, and file Manager, While Draw9patch is the tool to draw a scalable PNG image on the Android platform, Sqlite3 can manipulate the SQLite database on a PC, while Monkeyrunner is a good stress test application that simulates user random keys, Mksdcard

The previous walfred has introduced the use of Apktool to reverse-compile apk, By Apktool we can actually decompile the serialized Androidmanifest.xml and resource files, and so on, but is there a quick and efficient tool to get the basic content, permissions, and basic information of a apk in the context of a package? The answer is yes, this tool is the AAPT to be introduced today. AAPT Introduction AAPT

"Fault description"Open SDK Manager to check the status of the Android SDK for the following scenarios:Failed to fetch URL Https://dl-ssl.google.com/android/repository/addons_list-2.xml, reason:connection to https:// Dl-ssl.google.com refusedFailed to fetch URL https://dl-ssl.google.com/

Problem:To publish the APK to the Google market, you need to sign the APK digitally.Solution:You can use the Java keytoll command to create a certificate and use it in the Signingconfigs block of the Gradle configuration file.Discuss:All apk must be signed before being released. By default, Android uses a known key to

and flash size of the system at will, CPU frequency and other hardware attributes make it unnecessary for your application development to consider the impact of various hardware resources on the simulator, you don't have to drink coffee or eat bread and watch the simulator run slowly !!! You can even find a host and install the Android system on a desktop or notebook !! Write here, the key question comes, some friends may want to ask, so, how to

Sometimes we want to learn from others ' good works, or we want to study and learn. How to achieve it in the case of only apk. In fact, there is a way, that is, decompile apk. If the content is also i from other friends there to find, does not belong to my original, but still sent up for your friends for reference, I hope you can learn to bring convenience. A. decompile

we use HTML5 to develop applications and simply encapsulate them into APK files?1. webview in Android SDK1. instantiate the webview component in the activity: webview = new webview (this );2. Call the webview loadurl () method to set the web page to be displayed in wevview:For Internet: webview. loadurl ("http://www.31358.com ");Local file: webview. loadurl ("file: // android_asset/xx.html"); local files a

In ubuntu, the apk software was installed on the android Virtual Machine for android development in the window some time ago. You can use the adb command to install the apk software on the android Virtual Machine. During this time, it was transferred to linux, I am using ubu

Today, I just got the latest version of Android SDK manager R17. the following error is always reported... It is estimated that the dl-ssl.google.com is blocked again. Fetching Http://dl-ssl.google.com/android/repository/addons_list-1.xml Failed to fetch URLHttp://dl-ssl.google.com/android/repository/addons_list-1.x