Mobile Develop

The first method: This method can only commit suicide, can not kill other processes ~/***************************************************** The first way to kill a process **                                                   *************************

Bug:runonuithreadThis address: Http://blog.csdn.net/caroline_wendyBug:Java.lang.NullPointerException:Attempt to invoke virtual method ' void Android.support.v4.app.FragmentActivity.runOnUiThread (java.lang.Runnable) ' on a null object referenceAt Me.

Reading the data in SQLite is displayed in Autocompletetextview, which supports dynamically joining data that does not exist in SQLite.Package Zhang.ya;import Java.io.file;import java.io.fileoutputstream;import java.io.inputstream;import Android.app.

Verification Code Public classSpinnerimg extends ImageView {/** * Start another spinner after completing the selection*/ PrivateItemListener ItemListener; PrivateContext Mcontext; /** drop down Popupwindow*/ PrivateUmspinnerdropdownitems

First look at the effectUse two open source projectsOpen Source Sidebar: me.tangke.slidemenuOpen Source Animation: Nineoldandroids-2.4.0.jarIn the project I use the left activity, the right activity of the style, Activitygroup way, if the full use

How to configure the Android development environment with Eclipse under LinuxFor a long time did not match the Android development environment, a few days ago in win with a used a bit, began to use the Linux system often I can not satisfy the win,

Package com.example.utils; Import java.util.ArrayList; Import android.content.ContentValues; Import Android.content.Context; Import Android.database.Cursor; Import Android.database.sqlite.SQLiteDatabase; Import

Execution process:(program start) user clicks on the Reference program iconThe main function of the program type generated in the system execution App.xamlThe system instantiates the application type in the main functionSystem invoke Application

Status graph for multimedia playback:Music Playback Status: Idle--setdatasource ()-->initialized--prepare ()-->prepared--start ()-->started[-->stop ()-- >stoped]--pause ()-->paused--start ()-->started ...public class Mainactivity extends Activity

Using System;Using System.Collections.Generic;Using System.Linq;Using System.Text;Namespace ConsoleApplication1{Class Program{static void Main (string[] args){person P1 = new person ();P1. Name = "Xiaoming";P1.height = 180;P1. age=20;P1. Say

A. Generation and delivery of eventsAfter a touch event occurs, the system adds the event to an event queue managed by UIApplicationUIApplication takes the first event from the event queue and distributes the event for processing, typically sending

In Android development, often in order to adapt to DPI and resolution, to write multiple sets of layout or values, and in view of the DPI and resolution of the calculation, many times the adaptation of most of the work is a simple calculation. DPI

The application wants to obtain the system permission, must have the system signature, but when develops a system, for the system security, often will change the system signature. We all know through PLATFORM.PK8 Platform.x509.pem and Signapk.jar

By searching the data to find out most of the equalizer how to use, while the simultaneous appearance of bassboost and Virtualizer are rarely mentioned. Here's a brief.The meaning of these two classes is bass enhancement and virtualization,

The first few words we realized the function of the review button, today to implement the function of the share button, due to the similarity of two functions, so a new controller, Shareviewcontroller class, Copy the code of the Reviewviewcontroller

Simpleadapter is the most basic and most commonly used, although can achieve their own adapter (Baseadapter, etc.), but more complex and not necessary.Package Com.cn.demo05vitamio;import Java.util.arraylist;import Java.util.hashmap;import

Information Acquisition ChannelsGame enthusiasts when they want to discover a new game, the current channels to get information are: Market-selling/Recommendation list Web Search Friend Referral News Advertising PositioningDo not

determine the specific action of the Intent-filterThis address: Http://blog.csdn.net/caroline_wendyIf you start activity with startintent () , the action is not included in the Intent-filter, and it crashes unexpectedly; When you use it, you can

Android app source with location and password to retrieve the lock screen project First of all, this is a lock screen application project source code, and has the function of recording gestures but unlike the traditional nine Gongge, even if the

Given a non-negative number represented as an array of digits, plus one to the number. The digits is stored such, the most significant digit was at the head of the list The title of the problem took a long time to understand. After understanding