android docs

The Android NDK is preceded by the "native" word in the SDK, native Development Kit, which Google calls "NDK". As we all know, the Android program runs in the Dalvik virtual machine, NDK allows users to perform part of the program using native code languages such as C + +. The NDK includes: The tools and build files needed to generate a native code base from C + +. Embed a consistent native library in a

Nexus One processor is used. 2. ndk-r4 brings us a pleasant surpriseLet's just say nothing, just translate the important part of changes.txt (if you are a good English friend, you can ignore it directly ).The original changes.txt in the android-ndk-r4/docs directory:Reuse bug fixes:(1) Important changes:(1) In the Win32 environment, ndk must be used with cygwin of version 1.7 or later. Currently, ndk may

[Android learning notes] Android Studio development environment under Mac, android learning notes For mobile terminals, I have been developing iOS for the past, and I have never used Java. However, it entered the finals of the Google Android national mobile Internet innovation challenge for college students (entering t

[Android] Android mobile app data to SD, android mobile app [Android] Android mobile app data to SD You can specify it in the menifest file of the application. The ...> Android: installLocation has two other property values: "p

: $PROJECT/jni/android.mk, to describe your source files.3/(optional) Describe your project in more detail in file $project/jni/application.mk. Although you don't need to write from scratch, you can handle multi-CPU issues and rewrite the compile/link options. (see docs/application-mk.html for more details).4/Run "$NDK/ndk-build" under your project path or any of its sub-paths to compile your local code.The final step will be to copy your app's requir

Android learning route (3) run your Android app, route android If you have created your Android project according to the previous lesson, it contains the default "Hello World" source file, allowing your project to run immediately. How do you run your application? Two things: Whether you have a real

My Android advanced tour ------> Android implements music oscilloscope, balancer, bass and audio field functions, and android advancedThis example is from the crazy Android handout. To implement specific functions, you need to understand the following APIs: MediaPlayer Media Player Visualizer Spectrum Equalizer Ba

target)'-- Tools (tools required by the host during compilation, which must be compiled and generated) The makefile in core is the real makefile required for the entire android compilation. It is referenced by the makefile in the top-level directory.Envsetup. Sh is a script used to set the environment when running with a simulator.The Dalvik directory is used to provide the Java Virtual Machine (JVM), the Foundation for running

Android learning route (19th) Supports different devices-Supports different (Android) platform versions and android routes When the latest Android version provides great APIs for your application, you need to continue to support the old system version before more devices are updated. This course describes how to use th

)|--Libdex (Dex's library)|--Libnativehelper (support functions for Android ' s class libraries)|--Tests (test code)|--Tools (Tool)'--VM (virtual machine implementation)Development directory (some routines and tools required by the developer)|--apps (some core applications)| |--bluetoothdebug (Bluetooth debug program)| |--customlocale (custom locale)| |--development (DEVELOPMENT)| |--Fallback (a language-related program)| |--FontLab (font)| |--gesture

. Each cache entry has a string key and a fixed-size value.Click the link to download the library item.Android-slideexpandablelistview.If you're not satisfied with Android Android Expandablelistview and want to achieve the same effect as Spotify, then Slideexpandablelistview is definitely your best bet. The library allows you to customize the ListView in each list item, and once the user taps a button, the

[Android development diary] explores Android Service for the first time! Service Startup + gravity sensing + pop-up window + keep running, exploring androidPreface: I am writing a small program recently. The demand is that the cell phone will pop up as soon as it is shaken. The first time I used the Service, I learned how to use it for two days. I realized a Service pop-up window, started the Service, start

Android's NDK development I. Background of the creation of NDK Since its inception, the Android platform has supported C and C + + development. As we all know, the Android SDK is based on Java implementation, which means that third-party applications that are developed based on the Android SDK must use the Java language. But this is not equivalent to "Third-par

Use Android annotations to improve code and android annotations Last night I saw a good article, then English, so I decided to translate to share with you, this is the original link: http://www.michaelevans.org/blog/2015/07/14/improving-your-code-with-android-support-annotations/ If you have never heard of Android sup

Android: Network Operations in android and android There is no difference between network operations in android and java. Many network operation methods in java can be moved to android for use. The main points are as follows: 1. Differences between post and get requests. You

Android development interview: 6. FAQs from common interviewers: Android question ② (updating...), android updated Follow finddreams blog: http://blog.csdn.net/finddreams/article/details/445600611. What are their respective advantages and disadvantages of HttpURLConnection and HttpClient? HttpUrlConnection versions earlier than 2.3 have bugs. Therefore, HttpClie

optimize Android Studio/gradle buildusing Android Studio to open, with the increase of the project, relying on the increase in the library, the construction speed is more and more slow, now the slowest 6 minutes to build a release of the installation package, find information on the Internet, found that can be configured to speed up, here to share with you. turn on gradle separate daemonCreate the Gradle.pr

Android Toast introduction-android learning journey (), toast-androidToast Introduction Toast is a very convenient message prompt box that displays a short message prompt on the desktop. There are two features:1. The message does not obtain the focus.2. It will automatically disappear in a period of time.Toast generation steps 1. Call the constructor or the static method makeText () to generate a Toast.2. C

, handler. postAtTime, handler. sendMessageDelayed, View. postDelayed, and AlarmManager timing. (2) advance operationsFor the time-consuming operations that are called for the first time, they can be put into initialization in advance. For example, obtain the wallpaper wallpaperManager. getDrawable (); 4. Network OptimizationThe following are some principles that clients and servers need to comply with in network optimization:A. The image must be cached. It is best to make image adap

Learning about open-source android projects and open-source android ProjectsThis article collects a relatively good open-source Android project. Researching open-source projects is the best way to master the Android platform. The core development team of Android provides 15