otg device for android

private void Get1 () { Resources resources = This.getresources (); Displaymetrics DM = Resources.getdisplaymetrics (); int width = dm.widthpixels; int height = dm.heightpixels; LOG.D ("Method 1", Width + "," + height); } private void Get2 () { WindowManager manager = This.getwindowmanager (); Displaymetrics outmetrics = new Displaymetrics (); Manager.getdefaultdisplay (). Getmetrics (outmetrics); int width = outmetrics.widthpixels; int height

Http://cache.baiducontent.com/C? M = queue P = c665c54ad6c24ac30be29f28174f82 newp = queue User = Baidu fm = SC query = storage + space + running + out qid = p1 = 1 In the process of being responsible for the file system module, problems often occur due to the system space consumption. Therefore, ensure that a certain amount of space is reserved for system functions (such as Database Synchronization. Generally, function machines are reserved by file system modules. In

Environment: WIN10 Pro Edition (creator), Android studio 2.3.1 Problem Description: After installing play Android studio after creating a project, after establishing the AVD, you cannot start the AVD when you run the program, specifically:" Waiting for target device to come online ". That is, "wait for the target

Recently in the direction of the camera to deal with the problem, in the Android device orientation problems, there are some questions on the way to write a demo to understand how the Android device orientation is a judgment.Android Device Orientation is the most common use

Use JavaScript or PHP to detect the code of the Android device. With the return of Steve Jobs and the release of iPad2, it seems that mobile development is becoming increasingly popular. Here we will list some detection methods that can be used in the Android system, the biggest competitor of iOS, with the return of Steve Jobs and the release of iPad2, it seems t

Screen resolution may vary due to the size of different phones. You may have encountered these problems while developing your application:1, why does the picture become smaller or smaller when it is displayed on another phone?2, why is the pattern defined in layout distorted on another phone?3, why does your own custom control size display is not normal?。。。。。。。。。。。。。。。。These are some of the more common device compatibility issues in

[Transfer from]http://blog.csdn.net/kuanxu/article/details/7444874Recently, because you want to debug your code on another Android device, check its log on your native PC. Two machines away from the relatively far, can not be directly connected with the USB, so find a lot of information on the Internet, the most find using the ADB Connect method to solve the problem. The resolution process is as follows:1,

Clicking the back key of the device is equivalent to notifying the Android system "I have finished using the activity and I don't need it now." "After receiving the instruction, the system immediately destroys the activity. That is, call OnPause ()->onstop ()->ondestroy () Click on the Home key, equivalent to notify Android "I'll take a look elsewhere and mayb

There are two ways to create AVD: one is to create it directly on the eclipse platform, and the other is to create it in the command line (both methods are simple) Create AVD in eclispe first On the eclispe menu bar, select the 'window' option and select 'android SDK and AVD Manager' Click new to create AVD. Click new to bring up the create new Android Virtual Device