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After Android uses Zxing to scan the QR code and change it to a portrait screen, the preview screen is stretched and distorted. Perfect solution: After Android uses Zxing to scan the QR code and changes it to a portrait screen, the preview screen is stretched and distorted. Step 1: Find com.zxing.cameraPackage Camer

Screen lock projects with positioning and password retrieval in the source code of Android applications, and android screen lockThe screen lock project with positioning and password retrieval in the Android Application source code is the source code of the screen lock application project, and the recording gesture func

Make androidProgramAs we all know, the full screen method is static. It is stated at the beginning of the program running. However, if you want to execute an operation while running the program to make it full screen, you still need to exit full screen. How can this problem be solved? As follows: Windowmanager. layoutparams attrs = getwindow (). getattr

　　 Since the advent of the iPhone 6 and iPhone 6 plus, the iPhone needs to adapt to four screen sizes, and screen adaptation has become the most important question for developers. 　　 IPhone 4, iPhone 4S, resolution 960*640, Aspect Ratio 1.5 IPhone 5, iPhone 5S, resolution 1136*640, Aspect Ratio 1.775 IPhone 6, resolution 1334*750, Aspect Ratio 1.778 IPhone 6 +, resolution 1920*1080, Aspect Ratio 1.777It can

When using a wireless router, there are three passwords involved: wireless password, router admin password, and broadband password. Each password can be modified on the screen of the touchscreen router. Here's how to modify your password on the screen. First, modify the wireless password Wireless password is the Wi-fi password, wireless password modification metho

1. Cancellation method premise is to have you set the pattern lock password, of course, you should remember the pattern lock password, if you can not remember to refer to the last version of the article to deal with. We now click on the "app" in the phone to enter the following figure.2. Click "Set" to enter the following figure.3. Click the "Lock Screen" to enter the following figure.4. Click on "screen lo

When using a Windows 10 system computer, the notebook screen will automatically darken for a while, how to cancel the dimming? Automatic screen dimming is due to power management defaults to "energy-saving" mode caused by the following small series to bring you Win10 screen automatically darkened solution, take a look at it. Steps: 1, on the Start menu right-cl

The solution of black screen Please follow these steps to resolve: 1, if you use a number of Third-party plug-ins may be because of this problem, oh, we can try to remove third-party plug-ins try; 2, it is possible that we did not upgrade the issue of the patch can go to the official to upgrade the latest patches 3, we in the game installed in the "League of Heroes" directory to find "Data.ini" This file, open, the version of the last version to

Reason one, the display refresh rate setting is incorrect If the refresh rate setting is too low, it will cause the screen to wobble, check the blank area of the system desktop with the right mouse button, click the Properties command from the pop-up right-click menu, and go to the Properties Settings window of the monitor. Click the Settings tab in the window, and then click the Advanced button in the corresponding depth Win7 System tab page, ope

PPTV Network TV screen after the black screen How to solve? Often use PPTV network TV friends should encounter these problems, the following ordinary software download station small set to teach everyone to solve, have encountered similar situation friends can come to learn. 1, please open the Windows Media Player player, and then select Tools-Options-performance-Advanced, the "Enable Full-

First, the latest screen-cutting method 1. In the mobile phone we click on "Application", and then enter, as shown in the following figure. 2. Click the "Set" menu in the application to enter as shown in the picture. 3. Then click "Control" in the settings panel as shown in the following image. 4. Now we will see the control interface will have a "Palm action" switch button, we put "palm action

In the WIN8 operating system often encountered a blue screen problem, recently there is a WIN8 system computer appeared ndis.sys blue screen, this situation how to solve it? In response to this problem, small compiled some methods for everyone, we can try to solve the problem of WIN8 system Ndis.sys blue screen, take a look at it. Workaround: 1, the computer h

You will be very strange, why some apps start, there will be a moment of black screen or white screen to enter the activity interface display, but some apps are not like QQ mobile phone, indeed here to do the processing. Here first understand why this phenomenon, in fact, is very simple, resume a simple example can be understood.In fact, the black screen or white

1, on the desktop we find the "Settings" icon, click Open to enter, as follows: 2, in the interface we click "Personalized function" and will automatically enter the phone's voice settings page, as shown in the following image: 3, and then you find that there is a [screen split] in the Personality feature, click Enter, as shown in the following image: 4, now we will find the "split-screen