Android

From: http://blog.sina.com.cn/s/blog_766aa3810100quzv.html Code example: Activitymanager AM = (activitymanager) This. getsystemservice (activity_service); List L = aM. getrunningappprocesses (); iterator I = L. iterator (); packagemanager PM =

    1. The first simulator is started through eclipseMethod: Open eclipse and run a project at will. eclipse will help us start an android simulator.2. Start the second simulator until the nth one by running the DOS command.Method: start --> Run.

/*** @ Title hassd * @ description determines whether an SD card exists * @ Param @ return * @ return Boolean * @ date 2012-10-25 9:03:56 */private Boolean hassd () {If (environment. getexternalstoragestate (). equals (Android. OS. environment.

I. Simplest widget example The widget program consists of the following four parts: A. Implementation of appwidgetprovider B. widget exterior layout definition file C. Implement the activity configuration when adding widgets (optional) D. widget

1. Improve UI performance 1. Improve the efficiency of adapter and adapterview Reuse the generated item View Add viewholder to avoid repeated searches for controls to be modified Cache item data Segmented reality Instance: class OptAdapter extends

When we do development at ordinary times, we will inevitably use a variety of dialogs. I believe that anyone who has experience developing other platforms will know that most of the platforms only provide a few of the simplest implementations, if we

Sometimes there are many small modules under a large project. If there is no connection between small modules, you can use each small module as a separate project to generate an APK. In this case, how to put multiple APK files in a project is

For example, one thing I want to do is to connect a main interface (main activity) to many different sub-function modules (child activity ), after the sub-module is finished, it will return to the main interface. It may also return some data

Contactactivity. javapackage Yu. hong. contact; import android. app. activity; import android. content. contentresolver; import android. content. intent; import android. database. cursor; import android.net. uri; import android. OS. bundle; import

I. Method 1:Tool download: requires the dex2jar and JD-GUI tools Dex2jar: http://laichao.googlecode.com/files/dex2jar-0.0.7-SNAPSHOT.zipJD-GUI:Windows JD-GUI: http://laichao.googlecode.com/files/jdgui.zipLinux JD-GUI:

From: http://androidbiancheng.blogspot.com/2011/05/drawingcache.html When you click the button, the application captures the screen effect display through the drawing cache and displays it in the imageview. The effect is as follows: Main

From: http://www.360doc.com/content/11/1230/12/7471983_176041552.shtml First, the internal storage path is/data/youpackagename/. The paths described below are based on the internal storage path of your own application. All files stored in the

This article takes unity3d access to 91sdk as an example. My development environment: Mac system, Eclipse, unity4.0Development Process:1. Prepare the class. jar file that unity provides for interaction with Android.My operation procedure is:

Previously, we implemented browser bookmarks in Android. Now we can add and delete bookmarks as follows: First, add the write permission to bookmark in androidmainfest. xml: Then add two methods to the activity. Adding bookmarks is simple.

By referring to relevant information on the Internet, follow these steps to compile the android source code: 1. My system is Ubuntu 8.04. 2. The following tools must be installed on the system (from documents on the Internet ): Sudo apt-Get

During this time, I read some documents and summarized some methods for implementing the dialog box. In general, there are two principles: one is to use the dialog class, the second is to apply the dialog topic to the activity to achieve the dialog

1. Integer. For example, "I am 23 years old this year". This 23 is an integer. This can be written in string. xml. I am % 1 $ d this year . [Java]View Plaincopy String sageformat = getresources (). getstring (R. String. Old ); String sfinalage =

Sometimes this happens when Google code downloads the source code and learns. One project contains another project. It is equivalent to a reference of a jar package. But it is not a jar package, but a package. I found this method on the

Two days ago, the company had a project using Android to remotely operate sqlserver. I had no clue about this, but I was also very interested. So I began to search online. There were many methods on the Internet, I found that WebService was widely

The first two articles briefly describe the method for parsing XML by using Sax to implement the parsing function. The following uses Sax to create an XML file. The specific method of using Sax to create XML is to add relevant comments to the