why iphone screen flicker

Screen Size: Normal screen 320 pixel x 480 pixel IPhone 1, 3G, 3gs,ipod Touch 1, 2, 3 3:2 Retina 960 pixel x 640 pixel IPhone 4, 4s,ipod touch 4 16:9 Retina 1136 pixel x 640 pixel iPhone 5,iphone 5S, iphone5c, ipod touch 5 Ipad

Brief description: what can be done after bypassing is limited,Only dare to set the level to "medium", but the actual harm to users may be higherDetails: The vulnerability lies in the Voice Control function of the iPhone,When the screen Lock password is set and the screen lock is locked,This function can still be used when it is set by default.Vulnerability proof

The source code is imitation iphone dynamic Firefly lock screen application source code, source Skylock, this is also recently got a lock screen, suffer from the market block and lock screen application number is too much, so will it out of open source; I hope you can hope, more explanation please see below.The firefli

Author: Sun Dongfeng) In the previous series of articles, I explained iPhone multithreading, iPhone data persistence, and iPhone network communication BSD Socket. Next I will explain how to build a game engine from scratch. According to official iPhone statistics, the App Store has the most game applications, which i

I heard that your iOS security is high? Network security pass members use experiments to discover your vulnerabilities.The first stepCheck the version number of the current systemStep TwoMake a phone call to your target iphoneStep ThreeSelect the information, then click CustomizeFourth StepRandomly choose three expression, note must be threeFifth StepLong press the home key to wake Siri and tell Siri to open the settingsSixth stepLock the screen for y

function Orientation_change () {var viewport = Document.queryselector (' meta[name= "viewport"] '); if (window.orientation = = 0 | | window.orientation = =) Viewport.setattribute ("Content", "Width=device-width, Max imum-scale=1.0, initial-scale=1.0, User-scalable=no "); else if (window.orientation = = -90 | | window.orientation = =) Viewport.setattribute ("Content", "Width=device-heig HT, maximum-scale=1.0, initial-scale=1.0, User-scalable=no "); }window.onorientationchange = Orientation_chang

When you develop a program for the iPhone, you may use the project template provided by xcode. One of these templates is called the tab bar application, which helps you quickly create a program based on the tab bar. However, the default template only supports the portrait screen. When you develop a program for the iPhone, you may use the project template provide

Recently started to do iOS development, encountered some minor problems and workarounds, recorded.Today is the iphone screen adapterIPhone5 out after the iphone on the screen has 2 sizes: 3.5-inch and 4-inch, Xcode 5 of the IB designer interface is 4-inch, put the button to the bottom, the simulator selected as 3.5-inc

////Common.h// ////#ifndef Common_h#defineCommon_h//iphone device and screen adaptation//4 of Devices#defineKdevice_is_retina ([UIScreen instancesrespondtoselector: @selector (currentmode)]? Cgsizeequaltosize (Cgsizemake (640, 960), [[UIScreen Mainscreen] currentmode].size): NO)//5,5s's Equipment#defineKdevice_is_iphone5 ([UIScreen instancesrespondtoselector: @selector (currentmode)]? Cgsizeequaltosize (Cg

What is the screen bad point The LCD screen's bad point is also called a point absence, which refers to the LCD display Black-and-white and red, yellow, blue, the three primary colors displayed in the sub pixel point, each point is a sub-pixel. The LCD screen is most afraid of the bad points. In the event of a bad spot, a point on the display will always display the same color, regardless of the image disp

When you're in class or out preaching, you often need to show the app on the projector, or even record the screen (which seems to be more needed for a game demo). have been looking for ways to use the most is by installing a airplay Server software on your Mac, and then projecting the screen onto your computer using the Airplay feature of iOS. But since Apple does not provide such capabilities directly on t

Blogger: Yi Feifei Link: http://www.yifeiyang.net/iphone-developer-advanced-8-touch-screen-test-event/Reprinted text.IPhone development (8) --- screen touch Detection In this case, you can customize the touch event on the uiview. As an example, you can simply detect the touch event and display the current coordinates on the console.First, add a new file, such: In

DetailsIPhone full screen displayCameraViewIs the content to be introduced in this article, mainly introducesIphone full screen display. This article describes how to call a system camera in iPhone application development. However, sometimes I need to customize the content of the camera.ViewAdd other controls, the following is the cameraViewThe maximum number of

With the increase in Apple products and the increasing number of screen sizes, how do we make our app adapt to different types of apple screen sizes when writing programs?When Apple gave a solution, a point concept was proposed. A point in 3gs corresponds to one pixel, and a point in 4 (s) corresponds to two pixels. In iOS development, it is more convenient to point as a unit, as @1x in the following table

This example describes how JavaScript implementations invoke different style sheets based on the iphone's screen orientation. Share to everyone for your reference. Specifically as follows: When the iphone screen rotates, this JS code can dynamically invoke different styles to fit the screen transformation I

First on the IPhone home screen to find the "settings" icon, click Open, as shown in the picture 2 Find the "sound" option in the Settings list and click Enter as shown in the picture 3 Locate the lock sound option in the Sound Settings list, as shown in the figure 4

Today, when we were dealing with the development of a touch-screen product, we were tortured by the horizontal and vertical screen modes. The iphone can use the onorientationchange event, but the android onresize event will be triggered multiple times even if it is not rotated. I checked a lot of information and concluded that function orientationChange () {switc

APP size, remove the status bar Cgrect r = [uiscreen mainscreen]. applicationframe; R = 320,460 Screen Size Cgrect RX = [uiscreen mainscreen]. bounds; R = 320,480 Status Bar size CGRect rect;rect = [[UIApplication sharedApplication] statusBarFrame]; How to obtain screen resolution in iPhone Cgrect rect = [[uiscreen mainscreen] bounds];Cgsize size = rect. size

I had an article about how to pin a Web site to the Start menu in Windows, and you can customize icons, colors, and windows push notifications, but Apple has a similar function by adding the link tag to the Head section of the page. In Safari we can easily add a website to the iphone's home screen to make it look like a normal app.To do this, simply drop a picture named "apple-touch-icon.png" in your site's root directory, just like add Favicon (the i

In previous versions of Mac and iOS, it was a little more complicated to record an iphone or ipad screen operation. But with the advent of Yosemite, the way to screen the iphone or ipad on a Mac computer has become simpler. Here is a detailed procedure: Preparation of the operating system Mac computer: Need to upgrad