The observer mode is widely used in Android, especially in listener. This article uses button as an example to introduce the observer mode.
First, let's review the observer mode.
The observer mode is also called the publish/subscribe mode, Model-
1Switch~ /Mx0831-0525/device/other/tbdg1073/overlay/frameworks/base/CORE/RES/ResDirectory
2,Prepare an image of the corresponding size and name itDefault_wallpaper.jpg
3. ModifyDrawable *FolderDefault_wallpaper.jpgImage files
Replace the
Wuziqi game wuzilianzhuAlgorithmImplementation
1. Game Rules
Wuziqi is a competitive activity between two people. The rules and rules of the black and white sides are the same,The direction of the Five-connected sub-lines is
Enter, enter, and enter on the keyboard. Android keypad is no exception
After you enter it on edittext, you may need to click the next input box to get the focus, or hide the keyboard. In the input box, the keyboard is displayed.
Or you have
In Android Application Development, common data exchange formats include XML and JSON. Each of these two methods has its own advantages. We can choose a suitable one in specific application development. Next let's take a look at JSON data
[EOE Special Publication] fragment-Special Publication-EOE
Fragment application introduction-memegood123 column-blog channel-csdn. net
Fragment of Android (official website translation)-column of arrogant Colonel-csdn
Fragments details 4:
In Android Application Development, It is very common to use the listview component to display data. When an application needs to display a lot of data, generally, all data is not displayed once. Instead, data is displayed by page. I personally
The Android system is an excellent application framework. It is widely used in the framework design mode. Of course, Android is no exception. This article simply uses the View class as an example to describe the application of the template method
Generally, when creating an android view, we directly edit the XML file using a tool.
Set setcontentview (R. layout. Main) in oncreate; create a view directly.
It's just my personal habit. I still like to get these things through code.
So today I
In the previous blog, I briefly introduced the simple communication of socket, which will be used in this blog. The next example is to refer to the secrets of Android Application development. However, there are some minor issues, such as character
1. In the past few days, you have to use the hard keyboard to select items in the gridview to perform different operations. After several days, you may not be able to solve the problem. after a long time of exploration, you have also found a lot of
Contentprovider is a mechanism for data sharing between different applications on the Android platform. This mechanism can be used if an application needs to allow other programs to operate on its own data. In addition, this method ignores the
In the mobile Internet era, mobile mail is nothing new. We can use the built-in Gmail engine to send emails, or use SMTP to send emails, the following is a simple example to describe how to send an email, including sending a single email, sending a
Modify the project. properties File
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# Proguard. config =$ {SDK. dir}/tools/proguard/proguard-android.txt: proguard-project.txt
Remove the previous #, that is, cancel the annotation.
Modify the proguard-project.txt
I was planning to program in the Ubuntu environment all the time. This time it seems that I have to switch to Windows.In the case of j2's, there is no way to install the simulator of the collection vendor, and there is no way to use Bluetooth, no
After several days, I finally spent some time writing my blog. I will go on to the previous article to introduce how to compile the JNI method corresponding to the Hal layer (Hardware Abstraction Layer.
All mentioned here are compiled in the ICS
Sina Weibo authorization and sending
To develop Sina Weibo, you must first use the official APIWeibo4android. Jar
: Http://download.csdn.net/source/3399114
Http://code.google.com/p/weibo4j/downloads/list
First, introduce the official API jar
The android logging system allows you to record and view system debugging information. Logs are recorded from various software and system buffers. You can use the logcat command to view and use logs in the buffer zone.
Use the logcat commandYou can
What is aapt?
Run the following command: C: \ Users \ Xiaopeng> aapt.
Android asset packaging Tool
1. List the APK Package content aapt L [ist] [-V] [-A] file. {zip, jar, APK}Note: filepath is the path where the APK is stored.1.1 aapt L-V filepath/.
I. First, configure the most basic environment
Knowledge preparation + Environment configuration for Android Automated Testing(Click to view details)
Ii. Download athrun
Select a location for storing code on the local machine dir
Right-click
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