Mobile Develop

What we are going to say today is how to log the status of our users. For example, QQ, etc., after the user login, close the application in the open directly landed. So how do we record the user's login status in app development? Before in PHP or

1. Aspect ratio problemWe are quite familiar with the fact that in OpenGL, everything we want to render is mapped to the range of [ -1,1] on the x-axis and the y-axis, as well as the z-axis. The coordinates within this range are called normalized

The code used for this test is sqlite for data manipulation.##### #右键选择要进行单元测试的应用############ #弹出选择框, choose Android>test module>next########## #Finish# # # #现在回到项目目录######## #同样出现的还有运行的Run, has been automatically configured for us.##########

Event OverviewDate: July 11, 2015 13:30-16:30Location: Withub Coffee (Zhengzhou Yang Jinlu 9th, Henan Outsourcing Industrial Park Tianyuan W Building)Organizer: Apicloud, Huan Xin, medical Information Laboratory of Henan University of Traditional

(1) Simple roughIf we make the page in 320px wide design, and do not make any settings, the page will automatically zoom to the width equal to the phone screen (this is because MEDIUM-DPI is the default value of target-densitydpi, and the different

In the client, we find the program entry in the Androidmanifest.xml file, which is the following demoappactivity class ,The main code in this class is as followsServiceManager ServiceManager = Newservicemanager

Brief introductionARM is the processor that is the most occupied processor on a mobile device.ARMv6, ARMv7, armv7s, and arm64 are all instruction sets for ARM processors. Usually the instructions are backwards compatible. When the emulator is

1ListFragmentToday, we first learned a very common display scenario: a list display.Yesterday I learned to use Fragmet instead of activity to design, today on the basis of hosting a single fragment, master a layout list. First look at the effect:

Reference: http://android.tgbus.com/Android/tutorial/201108/363511.shtmlAndroid program has a lot of activity, such as the main window A, called sub-window B, in b How to shut down the entire Android application? Here are three more simple ways to

What does 1.iOS development need to learn?2. Development steps3. FrameworkTo make it easy for developers to develop powerful features, Apple offers a variety of frameworks[1] UIKit: Creating and managing the user interface for an application[2]

650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M02/6E/E6/wKiom1WKx3rDq7ydAACccZ6UVF8735.jpg "title=" Picture 1.png "alt=" Wkiom1wkx3rdq7ydaacccz6uvf8735.jpg "/>Apple has been called the "industry's subversive" since the iphone was launched

PS1: Network condition using WAMP software, access to native server address using 360wifiPS2: Cannot open Virtual host "# Include conf/extra/httpd-vhosts.conf" to comment out1: Use 360wifi function, create wireless network WiFi2: Phone connected to

Speaking of Android Asynctask, you have to talk about the single-threaded model in Android, only allow the UI thread to operate the interface in Android, Workingthread is not allowed to manipulate the UI. The time-consuming operation should be kept

Uicollectionview + ExamplesImplementation Steps:first, the new two classes 1. Subclasses that inherit from uiscrollview, such as Hmwaterflowview * Waterfall Flow display control, used to display all waterfall stream data 2.

Given some rectangular coordinates, the area of the rectangle is calculated as a percentage of the convex hull enclosing these rectangular areas.Assuming that the rectangles are placed horizontally, the coordinates of the four vertices can be

We often encounter the need to exhale another application in one application, such as clicking on an address in a document, calling Safari to open a Web page, such as clicking a file in a file browser and automatically activating a file to be Opened.

Originally thought that Toast has only then one simple function, is Toast.maketext (context, text, duration). show (); that's it.But a few days ago, the problem was that it could not be used in a sub-thread, so it looked at the use of the Toast.

IPhone development-UIWebView disable automatic detection data Suppose you have a paragraph in the web page, part of the content in the middle is www.yesareno.com, UIWebview will automatically identify you as a http://www.yesareno.com, of course, in

Coordinate System of Cocos2d-x 3.x       Continue to break down the basics, Today's research -- Coordinate System Content: > UI coordinates > OpenGLzuobiao > World coordinates and model coordinates       1. About Coordinate System Coordinate Systems

Cocos2dx3.6 action Editor I have been practicing in this company for a long time. At the beginning of this company, I had no task, but I learned it myself. Then I had something to do when I got my answer to the paper, I came up with an action