Mobile Develop

Android apk app SignatureCategory: Android 2012-11-25 19:33 570 People read Comments (0) favorite reports One, Android apk signatureThe APK signature must first have a KeyStore signature file.KeyStore is generated by the tool Keytool that comes

Use MediaPlayer to illustrate SP implementations. SP is a template class, and T is a subclass of Refbase. As long as classes that inherit from Refbase can use the SP. Binder class also inherits Refbase class, the implementation of binder is

The call () function and the Apply () function in JS:1, the main role: is used to specify the scope and the parameters(1) to specify a scope1Window.color ="Red";2 varo = {color:"Blue" };3 varSaycolor =function () {4 Debugger;5Alert This. color);6

What is volleyOn Google I/O 2013, Volley was released. Volley is a network communication library on the Android platform that makes network communication faster, simpler, and more robust.This is the origin of the volley name: a burst or emission of

Starting with the V5.1 version, the WPS Mobile version provides additional functionality that can be used by third-party programs to open files in an integrated way by invoking "WPS Mobile", and third parties can also receive broadcast notifications

The original paste http://topic.csdn.net/u/20101022/16/1b2e0cec-b9d2-42ea-8d9c-4f1bb8320a54.html?r=70149216, saw and hands-on implementation, recorded for reuse.If it is in the Java layer, there is a string class can be very good conversion of

============ Problem Description ============I want to do a click on the image and then jump to the other interface effect,Which is to implement the picture click event but I don't know how to listen to the Click eventHelp============ Solution 1=====

============ Problem Description ============I want to make a simple Android map without using Google's API. Allows it to implement the function of moving, zooming, rotating, marking. The general idea I now know is to cut the entire map image into

============ Problem Description ============Write your own apk, installed on the Android phone, the program will be run to create a SQLite database;With eclipse, you can see the location of the database, I put the phone into the computer, after the

============ Problem Description ============Recently doing something about the jni development of Opengles, met some problems, before loading the bitmap in the Java layer and then mapping is easy, when the corresponding code is ported to the JNI

Drawing in iOS is based on points to determine location, here is the concept of a coordinate systemIn the core graphics, the coordinate origin of the coordinate system is in the lower-left corner of the screen, the positive direction of the y-axis

The interface display on Android is implemented through activity, and activity is too common. But activity also has its limitations, the same interface on the phone may look good, on the tablet is not necessarily, because the tablet screen is very

Many students who are just beginning to learn iOS development may find that some #import operations are written in M files when they look at other people's code, and H file only uses @class to declare, can't help wondering why not directly put

this article from http://blog.csdn.net/hellogv/ , the reference must be indicated by the source! Last Introduction MediaPlayer A little introduction to the Surfaceview,surfaceview because it can be directly from memory or DMA and other hardware

When adding text in TextView, sometimes you need to change some text font color, today learned three ways to share 1. Set the font color directly in the configuration XML file under the layout file by adding android:textcolor= "#FFFFFF" To change

[xamarin.android] using the component kit in the Xamarin.android project prefaceIn Xamarin, you can package your own project as a component suite to provide developers with the tools to use. This article describes how to download and install the

The first type:public static String Invoke () {String result = null;try {Final String url = "http://192.168.1.104:180/";HttpPost HttpPost = new HttpPost (URL);Defaulthttpclient httpClient = new Defaulthttpclient ();Basic Identity

There are several drawable 1:bitmap Supported formats:. PNG (preferred),. jpg (acceptable),. gif (discouraged). Placing the bitmap file under the Drawable folder will be aapt automatically optimized 2:xml Bitmap An XML bitmap are a resource defined

EditText Note (missing characters)This address: Http://blog.csdn.net/caroline_wendyWhen EditText uses a listening (Listener)Addtextchangedlistener , 3 listeners are created, notice how they are used, before before the change, and after the change.If

Many open source libraries (Butterknife, Retrofit, activeandroid, and so on) use annotations to simplify code to improve development efficiency.This paper briefly introduces the following Annotation example, concept and function, classification,