Mobile Develop

Http://www.cnblogs.com/loying/p/4801194.html then the previous version of the schema. Question 1:model do you want to listen to events? At present, the model needs to be changed when: 1, viewcontroller request data, 2, when the message changes,

http://blog.csdn.net/kevinpake/article/details/41205715When we do iOS development, we often need to implement an irregular shape of the avatar, such as:How to achieve it?Usually the picture is rectangular, if you want to implement the irregular

Solution in Android, when using Tabhost, if the tab is clicked, the activity of the tab is loaded, and the activity is not created again when you switch back from another tab (OnCreate), So to refresh activity every time you click on the tab, here's

Reprint Please specify source: http://blog.csdn.net/zhaokaiqiang1992The open source project that we are going to introduce to you today is the Photoview project from GitHub, the main function of this project is to achieve the reduction of the image

Android Studio 1.4 Those toss-minimum SDK version tips cover phone percentThe beautiful Life of the Sun Vulcan (http://blog.csdn.net/opengl_es)This article follows "Attribution-non-commercial use-consistent" authoring public agreementReprint Please

Do wireless rounds system, encountered a button is the above two rounded corners, the following two square corners like the label of the picture, initially set to:Android:topleftradius= "8dip"Android:toprightradius= "8dip"Android:bottomleftradius= "0

The iboutlet output port is an instance variable declared using the keyword Iboutlet. The output declaration in the controller header file should be as follows:@property (nonatomic, retain) Iboutlet UIButton *mybutton;The definition of the Iboutlet

Mobile internet as a rising industry, mobile phone has become a lot of people live without the product. People spend a part of their time on their phones every day, just as normal as we eat every day. This also promoted the development of mobile

Original URL: http://blog.csdn.net/maosidiaoxian/article/details/22661725Connect Android devices under Ubuntu, though you don't have to install drivers like windows, but you will encounter an error: enter adb shell, prompt insufficient permissions

This line is available by defaultThe first method:UINavigationBar *navigationBar = self.navigationController.navigationBar;// white.png图片自己下载个纯白色的色块，或者自己ps做一个[navigationBar setBackgroundImage:[UIImage

View and ViewGroup class relationshipsAndroid View and ViewGroup from the composition of the architecture, it seems that viewgroup on the view, the view needs to inherit ViewGroup, but in fact it is not. View is the base class, and ViewGroup is its

As you know, there are two ways to think about UI adaptation in iOS development:1. Proportional adaptation2. Automatic layout with AutoLayoutIn general, using Auto Auto layout is a good solution, developers can use storyboard to add constraints, and

We can divide a view into 4 basic states: View creation, view visibility, view not visible, system low memory.1. When the view is being created, the Viewdidload method is called, this time the view is not present, but the view controller is

Viewpager to achieve left and right swipe to toggle tab. Assuming that a horizontal sliding view is embedded in one of the tab items, you might be uncomfortable, such as sliding a horizontally sliding control in the TAB key, causing the tab to

The block mechanism in iOS can simplify the program and implement callback Functions. is similar to a function pointer in the C LANGUAGE. The callback handler for the function can be passed by passing the BLOCK.Simple example:Define a

Understand:@protocal can define a Protocol. If a class uses this protocol, it needs to follow this Protocol. The most common is uitableviewdelegate, uitableviewdatasource this two guy. Our class can use these two protocols and implement the method

1. without data@Overrideprotected voidonCreate (Bundle Savedinstancestate) {Super. OnCreate (savedinstancestate); Setcontentview (r.layout.activity_main); Next=(Button) Findviewbyid (r.id.next); Next.setonclicklistener

After we set up a project, we will see a "project name-info.plist" file under supporting files, this is the project to do some run-time configuration of the file, it is important, can not be deleted.If you download the project on the Internet this

Original: http://my.oschina.net/vimfung/blog/494687IOS9 new app Transport Security (ats) features, mainly to the original request when the use of http, all to the TLS1.2 protocol for Transmission. This also means that all HTTP protocols are forced

Android is actually linux, so you can call Cat/proc/meminfo and cat in the Program./proc/cpuino to see the memory and cpu, the following is the Program: Public class cpuspeed extends Activity { /** called when the activity is first Created. */