.(3) Redundancy requestSometimes it is found that the application makes multiple same requests within a short period of time, and the results are almost the same, which should be to minimize the number of requests, while keeping an eye on the program logic errors , perhaps the problem does not want to appear as simple as the surface(4) Useless requestThere are requests, and you will find that no one knows what it is, most likely a useless request from a previous version, or a sneak or even
consumes. PROCESSES get the log: Execute ps-pShow Current processPROCESSES and THREADSGet the log: Execute ps-t-p-pShow current processes and threadsLibrankGet the log: Execute/system/xbin/librankEliminate unnecessary libraryBINDER FAILED TRANSACTION LOGGet the log: Read file/proc/binder/failed_transaction_logBINDER TRANSACTION LOGGet the log: Read file/proc/binder/transaction_logBINDER transactionsGet the log: Read file/proc/binder/transactionsBINDER STATSGet the log: Read file/proc/binder/st
Yesterday, suddenly asked to take photos and videos to obtain the time, to get accurate time is generally the time to press the shutter button or press the Stop button to generate the file is more accurate.Because, if you click on the open app to take the photo or video button to get the time, it is necessary and real photo or video time error. Because there is time to load the camera, the focus time, and,
, Internet companies, and smart terminal developers;
Mobile app developers
Traditional web developers;
Architect;
Traditional smartphones, such as Android Developers;
People who want to learn HTML5;
Browser customization personnel;
Artist developers;
Media organizations;
Time
Content
Remarks
Day 1
1st topics: HTML5 architecture thinking 1, 1, all in Ja
Link Address: http://www.cnblogs.com/lknlfy/archive/2012/03/05/2381025.htmlI. OverviewGesturedetector is a class used to identify gestures, where gesture recognition is not identified by the gesture in pattern recognition (the user's hand is used in front of the camera), but by gestures (such as sliding, etc.) made by the user's hand on the touchscreen, which can recognize general gestures, You can also identify user-defined gestures.Second, the requi
The mobile app that you encounter or are using
1. Mount paragon NTFS HFS + v1.9 in NTFS format. The SD card mounting and unloading Tool
2. usb otg Cable
Why is there a four-wire USB cable? You guessed it. It is used to tell the device that supports OTG to be configured as the master device or from the device, such as the ID line. When the connection is established, the mobile phone connected to this end is configured as the master device, a USB fl
Request permission
uses-feature android:name="android.hardware.camera" android:required="true" />
Check if the camera can be used
hasSystemFeature(PackageManager.FEATURE_CAMERA).
Get photos
staticfinalint1;privatevoiddispatchTakePictureIntent() { new Intent(MediaStore.ACTION_IMAGE_CAPTURE); ifnull) { startActivityForResult(takePictureIntent, REQUEST_IMAGE_CAPTURE); }}
Get phot
The scene I applied to is in the program when the video communication is saved to the local album/**Bitmap data obtained from @param bmp@param picname a custom picture name*/ Public Static voidsavebmp2gallery (Bitmap bmp, String picname) {string FileName=NULL; //System Album CatalogString gallerypath=environment.getexternalstoragedirectory ()+ File.separator +Environment.directory_dcim+file.separator+"Camera"+File.separator; //declaring file ObjectsFi
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