Mobile Develop

I. Installing the JDK1. Official website: http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html2. Copy to the installation directory3. Unzip to the installation directory: sudo tar-xzvf jdk-8u45-linux-x64.tar.gz4.

Official API:A structure describing general information on a display, such as its size, density, and font scaling.To access the Displaymetrics members, initialize a object like this:displaymetrics=newdisplaymetrics();Getwindowmanager().

1. Why Use GenymotionEclipse comes with this simulator is really too slow, sometimes not "Mrs. Wives" good, in development we have to properly find better third-party software. Third-party simulators are also many, genymotion is one of the more

Android Basics Getting Started tutorial--3.1.1 event handling mechanism based on listeningtags (space delimited): Android Basics Getting Started TutorialIntroduction to this section: In the second chapter we learn about the Android UI

Sign in to itunes ConnectHttps://itunesconnect.apple.com/WebObjects/iTunesConnect.woaClick My app to add a New IOS appFill in SKU, Bundle IDThe standard of screen

    //This frame is initially set, it doesn't matter, it will reset its size later.     uilabel *label = [[uilabel alloc] initwithframe:cgrectmake ( 0,0,0,0)];    label.numberoflines = 0;     label.backgroundcolor = [uicolor clearcolor];        

First of all, thank the withered RyuGin NetEase Blog to provide "idiom dictionary" "Xinhua Dictionary" "Chinese Dictionary" interface for use.Inadvertently found on the Internet a Chinese dictionary interface, so I tested it, found that can be used,

In iOS, there are two kinds of animation, one is the animation method of operation UIView, the other is the core animation, but in IOS7, UIView is involved with the core animation.Mode one (animating with the core animation) The

    in Linux Virtual Desktop 1.0 (previous), complete the system requirements Introduction, update delivery controller and prepare the Linux system three parts of the content, in this article we will in the previousthe ability to create machine

#define FUICOLORFROMRGB (rgbvalue) [Uicolor colorwithred: ((float) ((Rgbvalue & 0xFF0000) >>))/255.0 Green: ( (float) ((Rgbvalue & 0xff00) >> 8)) /255.0 Blue: ((float) (Rgbvalue & 0xFF)/255.0 alpha:1.0]//If the color value is #f9f9f9 use the

Return key two exits Private LongExittime =0; @Override PublicBooleanOnKeyDown(intKeyCode, KeyEventEvent) {if(KeyCode = = Keyevent.keycode_back &&Event. getaction () = = Keyevent.action_down) {if((System.currenttimemillis ()-exittime) > -) {Toast.

very simple one effect. I was straight. The code is not detailed, put the key code on the line.  @Override     protected void OnDraw (canvas canvas) {        Super.ondraw (canvas); & nbsp       Canvas.save ();        canvas.drawcircle (WIDTH/2,

one, the application of the cameraCreate Intent Object Start photoIntent Intent = new Intent ();Set actionIntent. Setaction (mediastore.action_image_capture);Set the path for picture savingFile File = new file

# #视频处理one, Videoview ControlsClick Create a player and play the video/*** Play Video* @param view*/public void Play (view View) {Vv.setvideopath (path);Vv.start ();Vv.seekto (currentpositon);//start playback from the stopped position}/*** Pause

In the ListView item, if there is a button control, then to implement the button and item click have a response, you can set the item layout in the Button's focusable property to false, Then set the properties of the layout

1. How to learn iOS better, to learn to analyze problems, to exercise the ability to solve Problems. To know how to analyze ideas, not to memorize some methods, to be good at learning, will Learn.2, always remember that every element of the UI

Shimen The main contribution, respect the work of the author, please do not reprint.If the article is helpful to you, you are welcome to donate to the author, support the Shimen, donate the amount at random, ^_^I want to donate: click

ObjectiveA few days ago in the microblog recommended a blog, read his article found this Attribute. Some properties are not commonly used, but it is very useful when needed, so I made an example, just like the project, to share with

Shimen The main contribution, respect the work of the author, please do not reprint.If the article is helpful to you, you are welcome to donate to the author, support the Shimen, donate the amount at random, ^_^I want to donate: click

1, title: Achieve click button switch text corresponding color2, the analysis of the general development steps are• Add the required UI elements: 3 buttons (UIButton), a text label (UILabel) • Monitor click events for 3 Buttons • Change the text