Note: You cannot intercept screen images while using certain applications.
1. When you want to screen the interface, the S pen hover on the screen when the press button, will appear floating window command panel, select the "screen writing" icon. (Note: You can also open the Floating Window command panel by clickin
1. There is a merged contact on the mobile phone.2. Edit the merged contacts.3. The phone screen fades slowly and then enters the editing page.
First, find the EditContactActivity. java file under the contacts source package, and then find the bindEditors () method, as shown below (there are two modifications ):Protect
1. There is a merged contact on the mobile phone 2. Edit the merged contact 3. The mobile phone screen fades slowly and then enters the editing interface.
first, find the editcontactactivity under the contacts source package. java file, and then find the bindeditors () method, as shown below (there are two modifica
Two meizu mobile phones were bought in February October, and the result was a tragedy. All battery drums.
Searching on the Internet, many questions about battery drum kits. On the official meizu website, relying on the battery problems posts we saw last month, and now we can see a lot of problems !!
Look for after-sales personnel, he said to return to the factory. I said the battery is not a common problem. He simply said, "Why am I not doing anyt
1/** 2 * switch from DP unit to PX (pixel) 3 */4 public static int dip2px (context, float dpvalue) based on the cell phone resolution) {5 Final float scale = context. getresources (). getdisplaymetrics (). density; 6 Return (INT) (dpvalue * scale + 0.5f); 7} 8 9/** 10 * based on the resolution of the phone from PX (pixel) to DP 11 */12 public static int px2dip (context, float pxvalue) {13 final float scale
1 we find "Setup" in the mobile phone generally in the setup will have a system in the "about the phone" then we click on it to enter, on the phone we will see a "version number" Now we need to continuously click on the version number, and then you will see the system is prompted "you are now in the developer mode."
Android determines whether a mobile phone is connected to IOT platform. android is connected to IOT platform.
I wrote a function to determine whether the mobile phone is connected to th
When the screen rotates and switches, the Android mechanism is:Destroy the current screen activity, and then reopen a new activity that adapts to screen changes.So how do we get the page information not reset when the screen is sw
Layout file main. xml:
Activity Code:
public class GetWindowParamsActivity extends Activity { /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); show = (TextView)findViewById(R.id.show); show2 = (TextView)findViewById(R.id.show2); WindowManager windowManager = getWindowManager
Problem descriptionVideo capture using V4L2, capturing video data with a resolution of (4:3) and previewing the image on an Android device using the Canvas,drawbitmap methodAndroid Device resolution is 540x960 (9:16), so the full screen preview when the image is stretched, how to solve this problem?No train of thought
The RE file manager must be installed we need to install a re file manager on the Android phone before we can view the WiFi password.
1. Mobile phone installation re File manager
2. Then we open the phone in the "RE File Manager" below
3. Find/data/misc/wifi in the RE manager as shown in the following figure
4. The
This article is an example of Android to determine whether the mobile phone network method, share for everyone to reference. The specific steps are as follows:
First, add the permissions associated with the connection network in Androidmanifest.xml:
Copy Code code as follows:
To determine the networking code
1. We are on the desktop of the computer right click on the desktop "computer/My Computer" and then click "Manage" in the pop-up menu as shown in the picture.
2. Then in the pop-up menu we click "Management" in the "Device Manager" shown in the following image.
3. Then we found "ADB Interface" or "Android Phone" devices in "Device Manager", which are usually shown in the first device. If the driver
Method/Step
1, when the phone memory card is not read out of the phenomenon, one of the most direct way is to use the phone with the tool to format the memory card operation. How to operate: Enter the mobile phone "settings" list, find the "Storage" option and click, and op
If your phone's touch-screen response is slow or incorrect, try the following methods:1. Remove all the protective accessories on the touch screen. Protective film or any protective cover will prevent the device from identifying your input and is not recommended for use on touch sc
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,
When your phone needs to change the new number, or when you travel abroad do not need to carry domestic mobile phone, your phone can be placed at home, when someone calls automatically hang up, if the other side is a mobile phone number (11 long first 1) will reply to a mess
Amazon was also unable to compete in the mobile phone competition last week, releasing its own Fire phone, so the Android family has another variant, and the level of fragmentation of the Android system is further exacerbated. Because of the work, I was fortunate enough to g
Android determines whether the mobile phone is root, android determines root
How to determine whether the mobile phone is root. If the app requires the root permission for some special features, you need to determine whether the a
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