Android Learning Series-unit test and program debugging (5)

Android Learning Series-unit test andProgramDebugging (5)1. Key Points1) The following nodes must be configured in androidmanifest. xml: Android: targetpackage = "cn. nt. Test" Android: Label = "Test for MyApp"/> 2) androidmanifest. xml

Differences between PX, dip, and SP in Android

I. Overview We often set the container length during page layout, but we are annoyed by which unit of length should be used. The following types of description areas are supported in Android. Px (pixels)-pixels: different devices have the same

Canvas painting in Android

There is a Canvas class in Android. The Canvas class represents a Canvas. You can draw what you want on it. Of course, you can also set canvas attributes, the color/size of the canvas, and so on. Canvas provides the following methods:    Canvas ():

Android Image Browsing, scaling, dragging, and auto center

Http://www.cnblogs.com/dwinter/archive/2012/01/12/2321082.html Activity: /*** Image Browsing, scaling, dragging, automatic center */public class touch extends activity implements ontouchlistener {matrix = new matrix (); matrix savedmatrix = new

VisionMobile: flywheel Effect of Android and iOS (why the opponent is stuck)

[Many analyses measure the mobile ecosystem environment by downloading app stores. But is this an economic manifestation? Business Analyst Stijn Schuermans quantifies network effects through The Apple and Google ecosystems and their market barriers.]

XX for Android Design document

XX for Android Design document   [Android platform XX video chat/XX for Android] Date: 2010.07.20. Written by: Xu jianxiang Web: http://www.anymobile.org   Modification record: 2010-07-20 Xu jianxiang Xu jianxiang   Contents   1. Project Overview 1.1

Android (1.5) Boot Image/text/animation Modification

Author: Xu jianxiang (netpirate@gmail.com)Date: 2010/03/06Web: http://www.anymobile.org Three images are displayed at the Android startup:A. When the Linux system is started, the Linux penguin screen (reboot) appears );B. The Android platform starts

Android Library Project usage summary and script Packaging

Author: Xu jianxiangDate:Web: http://www.anymobile.org 1. Android Projects Android Projects An Android project is the container for your application's source code, resource files, and files such as the Ant build and Android Manifest file. an

Android Trick 13: Change the packagename of an apk in two steps

For some reason, change PackageName to a new name. The process was not found before, so it was too difficult to change it. You may think back to many steps: 1. Right-click the package name --> refactor --> rename2. Run in AndroidManifest. xml

Android browser plug-in Development (III)-Introduction to ANPInterface

  Let's talk about ANPInterface today. Probably to make up for the shortcomings of NPAPI on Android, Google implemented ANPInterface on the Android browser. To put it bluntly, this is a series of Operation interfaces (functions) that provide

Android virtual machine number settings

When developing an Android Application, you sometimes need to test the response of the application when sending a text message to the Android mobile phone. For example, if you want to write a broadcast receiver that prompts you to receive or process

How to call a third-party library file (. so) in Android NDK ).

I suffered a loss when calling third-party so files in the C ++ code of Android NDK for the first time. put the so file in the libs/armeabi directory. If you did not expect an ndk-build, the so file will be deleted and a link error will be reported.

Call a binary executable program (native executable) in Android)

A few days ago, when I needed to call the binary program in java code, I found some information on the Internet and wrote something to record. Android is also a linux-based system, and can also run binary executable files. However, Android only

Android NDK: APP variable defined to unknown applications: hello-jni

The following error message appears when you compile the hello-jni example using the android-ndk-r4b command make APP = hello-jni: Android NDK: APP variable defined to unknown applications: hello-jniAndroid NDK: You might want to use one of the

Use ant obfuscation in Android

After several days, I checked hundreds of websites and finally found a simple ant obfuscation compiling method. Start as follows: 1. For a common project, first add the ant compilation function to it. Android update project -- name project_name-t

Android allows you to expand or contract a list control.

Recently I was working on an Rss reader. I saw that lisView in another reader can be scaled and expanded, and I searched the internet. Let me find it. Here is a small example.   ActivityMain. java   Package com. android; Import android. app.

Android Development Series 8: how to mix images and text

Android Development Series 8: how to mix images and text In some Android applications, You need to insert an image in the middle of the text, such as the effect shown in the following figure: The weather pictures are displayed behind the text. To

Android ListView asynchronous image loading and Image Memory Cache

I am so lazy in the middle that I haven't written a blog for a long time. Today I have studied Android ListView asynchronous image loading and image memory caching for several days. Hey. Android applications often need to handle image loading

Android Studio v0.1 trial

Android Studio 2013 was released at the Google I/O 0.1 Developer Conference. As follows: Https://developer.android.com/sdk/installing/studio.html (For details, refer to: source; Phodal'sBlog) Android Studio is modified according to IntelliJ IDEA = "

Six phases and six realms to become an Android guru

To become an Android player is generally divided into six phases: Stage 1: proficient in Java SE, especially for its internal classes, threads, concurrency, and network programming, which requires in-depth research; proficient in HTTP-based

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