best android backup program

In addition to the ability to return data results from an Activity, it is also very common to transmit data to an Activity.1. Create a project named PassData.2. Code in main. xml.[Java] view plaincopy Android: layout_width = "fill_parent"Android: layout_height = "fill_parent"Android: orientation = "vertical">Android: i

Unity3d is a cross-platform game development engine that can use C # to develop games on various platforms, such as Windows,mac,android,windows Phone,ios,flash. Here's how to post a developed Unity3d game on an Android phone1. Installing Unity3dThis is the official website, here can download to the latest version of the Unity3d:http://unity3d.com/unity/download, installed by default on the line2. Installing

1: Install JDKThe JDK (Java Development Kit) is the Java Language Software Development Kit (SDK). Java programs cannot be compiled without a JDK.2: Install Android SDKThe Android SDK refers to the Android-specific software development kit.3: Install Android NDKThe Android ND

This article illustrates the solution to the problem of black screen when the Android program starts up. Share to everyone for your reference, specific as follows: About black screen: By default, when a program starts, it has a black screen period, because the first activity loads some data, such as initializing the list data, sending requests to the server, ge

The android program can be started through the command line in addition to the interface. So let's take a look at the specific operation method of the android command line Startup Program. There are many ways to start Android applications. You can start them using the Qui

The day before yesterday was Valentine's Day. Although I had been married for many years, my wife had always liked the romantic surprise. Unfortunately, I was a dull nerd and could not do anything that was sensational. At noon that day, I was about to go home from work. I suddenly saw someone talking about geek's Valentine's Day gift on Weibo. Although I am not a geek, I recently learned Android and my wife's mobile phone is also in the

In the previous article, we described how to write Linux kernel drivers for the Android system on Ubuntu. In this Linux kernel driver named Hello, three different file nodes are created for user space access, traditional device file/dev/hello, proc system file/proc/hello and DEVFS System Properties file/sys/class/ Hello/hello/val. Further, the/proc/hello and/sys/class/hello/hello/val files are accessed directly through the Cat command to verify the co

VS2015 Update2 build Android program problem summary, vs2015android Since VS2015, Visual Studio has gradually been built into support for cross-platform development, and the Visual Studio team has also released an additional compilation tool set Clang with Microsoft CodeGen to facilitate developers to develop cross-platform code, the Clang version used in the tool set VS 2015 Update 2 is 3.7. at the same ti

system.Security.Classes. dex is a Java bytecode file generated after Java source code compilation. however, because the Dalvik Virtual Machine Used by Android is incompatible with the standard Java virtual machine, the DEX file and the class file are different in both the file structure and opcode.Decompilation of XML filesThe XML file in the APK is compressed. You can use the axmlprinter2 tool to unbind it. The specific command is:Java-jar axmlprint

In the previous article, we introduced how to write the Linux kernel driver for the Android system on Ubuntu. In the Linux kernel driver named hello, create three different file nodes for user space access, these are the traditional device files/dev/Hello, Proc system files/proc/Hello, And devfs system property files/sys/class/Hello/Val. In addition, the cat command is used to directly access the/proc/hello and/sys/class/Hello/Val files to verify the

As the number of functional modules of Android programs increases, interactions between modules become more common. A system with a well-designed structure will not be copied and pasted in large quantities due to the above reasons, if a large number of copies and pastes occur, the structure design of the system fails. In the past, when writing an online e-commerce application, each Activity had an AsyncTask asynchronous thread to execute online downlo

Cocos2d-x 3.2 compiled to generate Android program error solution, cocos2d-xandroid Recently upgraded to the official version of Cocos2d-x 3.2, iOS program compilation is no problem, the Results Use cocos compile-p android compiler to generate the APK program, the results of

If there are many activities in the android program that are not completely finished during the jump process, it is very likely that the current activity ends at the end of the program exit, but the next activity on the activity stack will jump. For example, from the A-B-C, in the jump process does not finish B, then exit the

Original source anti-compile Android apk and prevent apk program from being decompile how reverse engineer to decompile Android APK Google Android Development is open source, some of the development process will encounter some features, they do not know how to do, but other software has already had, this time

After learning, has a general understanding of the development process of the Android program, in order to improve our interest in learning, in this section we will write a simple base station locator program. Now lbs (Location Based service, location-based services) mobile applications are quite popular (such as: micro-letters, customers, muttering, street, etc.

Delphi's Android program is the native program, which is nativeactivity. Then you need to look at the principle of nativeactivity, in the Androidmanifest.xml file to specify the entry activity for nativeactivity, so that the application starts, the Java virtual machine this side open a main thread, The main thread creates an activity, which is nativeactivity, whi

Article reprinted to CSDN community Luo Shenyang's Android tour, original address: http://blog.csdn.net/luoshengyang/article/details/6571210In the previous article, we described how to write a Linux kernel driver for an Android system on Ubuntu. In this Linux kernel driver called Hello, create three different file nodes for user space access, namely traditional device file/dev/hello, proc system file/proc/h

Android main components of the program and the Manifest file Android consists of loosely-coupled components and binds togetherusing Manifest, and Manifest describes the interactions between each component and them, as well as the metadata of the application, its hardware and platform requirements, External libraries and the required permissions. The following co

I have been in touch with Android for some time. I always thought that the entrance of the android program is the activity specified in the configuration file. I recently read an open-source project and found that the Android Application class is implemented, the real portal of the

Abstract: After configuring the development environment, this article will introduce how to develop the first Hello World Program for Android phones. This article will introduce two methods, one is to develop through code, it is developed by configuring the xml file describing Layout. The latter is actually the control design interface in Visual Studio, but it is not convenient to use Visual Studio. This is