vr application for android

/documentation/android/start First go to Google conlose Add API access permissions, get Apikey, create a project, and then go to services to open the Google Maps Android API v2 to the API In Access, fill in your project's KeyStore SHA1 and package name, and get the only API key Open SDK manager--install android Support Libaray and Google play services in extras,

In the previous article, we analyzed the creation process of the runtime context of the Android application window. It follows that each activity component has an associated Contextimpl object, and It also associates a window object to describe a specific application window. It is also known that activity is nothing more than a highly abstract UI component, and

indicates that the Service and UI (Activity) are not executed in the same process, but are executed in different processes. 2. The Android Application starts and stops the Service in the Activity. 3. The override onStart () method is started in the Service to execute the desired background function. 4. When the onDestroy () method is stopped, the background function is stopped. The specific implementation

string resource file;Styles. xml style resource file;Bin directoryBIND is used to store and generate target files, such as Java binary file packaging resource file (.apk suffix) and Dalvik Virtual Machine executable file (. dex suffix)Gen directoryGen is used to save Android to automatically generate an R. java configuration file. AndroidManifest. xml (list file of the Android

Android has become one of the most popular operating systems in the world. Thousands of smartphones and tablets are running Android. Android based Linux system architecture, developed by Android company. The company was acquired by Google in 2005. The best part about Android

Version control is an important part in the process of program upgrade/maintenance. You need to know the version of the application installed on the device and the versions that can be upgraded. Other applications-including other programs you release-need to query the system for the version of your application to determine the compatibility between them. You may also need to query the ve

In the previous article, we analyzed the creation process of the runtime Context Environment in the Android Application Window. It can be seen that each activity component has an associated contextimpl object, and it also associates with a window object to describe a specific application window. It can be seen that activity is only a highly abstract UI component,

How do you get rid of images loaded in Android apps and some data caches? Recently in the project encountered this problem, search the Internet to find a lot of source code, the synthesis of these sources, the following to tell us how to effectively clear the application memory cache information? The purge application internal cache consists of the following maj

Official Documents original AddressApplication PrinciplesAndroid applications are written in the Java programming language. The Android Software development tool compiles and packages your code and other data and resource files together into an apk file, which uses the. apk suffix to save all the content of an Android app, which the Android device uses to install

Android Application Signature This article mainly introduces the theoretical knowledge of Android Application signatures and how to publish Android applications. 1. Concept of Signature It is a well-known signature in daily life. It represents a special mark of a person and

In the previous article, we analyzed the creation process of the running context of the Android application window. It follows that each activity component has an associated Contextimpl object, and it also has a window object associated with it that describes a specific application window. As a result, activity is nothing more than a highly abstract UI component,

Overview This guide is used to help developers port existing ARM *-based NDK applications to x86. If you already have a running application, you need to know how to quickly find your application on the x86 device in the Android * Market. This article will provide you with some entry-level information. This Guide also provides some tips and guidelines to help you

Transferred from: http://blog.csdn.net/luoshengyang/article/details/7857163In describing the relationship between Android applications and Surfaceflinger Services, it is mentioned that every android application with a UI needs to The Surfaceflinger service establishes a connection so that the Surfaceflinger service can be requested to Create and render Surfa

1, the use of force assistants can also be very easy to download installation and operation management of numerous Android applications: 2, because the Assistant is a free for you to use the tool, so you can choose to warm our little action is often online attention to us, have your concern we will be more efforts: 3, although the blue Finger official online provides more applications to download, but here is what we have car

How to realize the change of skin function by using Android We can make a apk file of the skin package and read the data in the skin package in the application apk. the condition of applying apk to read the data of skin package apk 1. Have the same signature 2. Androidmanifest.xml configuration Android:shareduserid has the same property value To meet the above conditions, two apk can access the data e

string and other serialized data types. There is also an exception in Android: http://developer.android.com/intl/zh-cn/reference/android/os/TransactionTooLargeException.html This anomaly is literally not difficult to understand, is the transmission of data is too large exception. In the description, the current Android system is limited to the size of the appli

Android support library for barcode scanning and Recognition Android supports barcode scanning. However, if you do not have a real machine, you cannot understand whether this function is an application or an API call function. However, you can find a free and open-source Android code processing library on the Internet.

Data transmission and sharing between Android Application Activities (1) 1. Message-based communication mechanism intent --- boudle, extra Data types are limited, such as non-serializable bitmap, inputstream, or linklist linked lists. 2. Use static data,Public static member variable; 3. Transmission Based on external storage,File/preference/SQLite, if you want to target third-party applications, you need co

Objective It is well known that in the development of Android applications, there may be demand, such as: when the promotion to the application market to download applications, jump to the application market to their own application scoring, jump to the application of the m

Explanation of Android Application Context and source code analysis 1. Background Today, I suddenly remembered that when I was in my previous company (for TV and BOX boxes), several people asked me what the Android Context was, so I am about to give birth to this article. We are always using Context when developing an App (not to mention that you have never used