should get antivirus for android

value is returned.The Android 2.3 can be obtained via Android.os.Build.SERIAL, and non-mobile devices can be obtained through this interface.Fifth way: android_idANDROID_ID is a number of 64bit that is generated and stored when the device is first started and resets when the device is wipeANDROID_ID seems to be a good choice to get a device ID, but it's also flawed:It is reliable and stable in

() method, in this method, the setting interface pops up a message box, which has two buttons: "OK" "Cancel", the user clicks the different buttons corresponding to different actions. Exception Handling android.os.networkonmainthreadexception--Multithreading problemsEverything settled, thought peace of mind, the result is still a problem!Log start error, get update information exception!!! Debug, Find Exception:android.os.NetworkOnMainThreadExce

How to get your Android program to never be killed by the systemRelated knowledge:In general, in an Android System, when a process is inactive for a long time, or if the system resources are tight, the process may be killed by the system to reclaim some resources. the Android system will selectively kill some processe

(username, password); System.out.println ("REUSLT:" +result); if(result!=NULL) {Runonuithread (NewRunnable () {@Override Public voidrun () {Toast.maketext (mainactivity. This, result, 0). Show (); } }); } Else{Runonuithread (NewRunnable () {@Override Public voidrun () {Toast.maketext (mainactivity. This, "Failed to get

more and more Android apps are now using their mobile phone numbers to sign up and get their phone verification code to complete their registration. There are many applications to provide phone address Book backup function, get your permission to save your phone number in the address book to the server, you want to be down, for example, QQ, etc. have this functio

Environment Common methods:* Method: Getdatadirectory ()Explanation: Return File to get the Android data directory.* Method: Getdownloadcachedirectory ()Explanation: Return File to get the Android download/cache content directory.* Method: getExternalStorageDirectory ()Explanation: Return File,

-y2 1024x768 768 160 768*160/160 =768 = SW720DP Brand 800*480 480 120 480*160/120 =640= SW600DP Brand 800*480 480 160 480*160/160 =480= SW480DP After calculating the result by Formula SW*160/DPI, select a DP that is smaller than the result and closest to the value. For example, the example of H7 (Android 5.1) is calculated to be 540.84, if you have a sw480dp under the

Learn how to get the unique identifier of an android device (21) Because a stable and reliable unique device identification code is required for the project, some information on the internet is searched. We will introduce several methods today.1. DEVICE_ID If we do need the identifier of a real device, DEVICE_ID may be used. In the past, our Android device was a

How to get started with Android Studio Although Google has long said that we want to use android studio for eclipse say bye But after I tried the download, I gave up. Why? Which package will be downloaded as soon as it is started? why? Because there is a wall in tianchao Then I found an open-source project on GitHub today, which contains what I want. However, th

Environment.getdatadirectory (). GetPath ():/dataEnvironment.getdownloadcachedirectory (). GetPath ():/cacheEnvironment.getexternalstoragedirectory (). GetPath ():/mnt/sdcardEnvironment.getrootdirectory (). GetPath ():/systemContext.getcachedir (). GetPath ():/data/data/Package name/cacheContext.getexternalcachedir (). GetPath ():/mnt/sdcard/android/data/Package name/cacheContext.getfilesdir (). GetPath ():/data/data/Package name/filesContext.getobbdi

placed in the Rssi vector to be saved; Bluetoothadapter.action_discovery_finished is triggered when the search is over, indicating that a search period is over, sending msg through the bundle, informing the drawing The message handle to draw. "The drawing message handle handles bundle messages and refreshes " when a search cycle is completed, a bundle message is sent to trigger the drawing (45~48 line below), and the drawing finishes calling Dodiscovery to search again, and so on.PostscriptWhe

http://blog.csdn.net/kaiqiangzhang001/article/details/8350938 Http://www.kuqin.com/shuoit/20140108/337497.html http://blog.csdn.net/lzz360/article/details/16887237 Http://blog.sina.com.cn/s/blog_5a48dd2d0100tw0u.html Http://bbs.51cto.com/thread-954839-1.html 1. androidmanifest.xml join privileges: permission Android:name= "Android. permission. INTERNET "/> Permission Android:name= "Android. permissio

hole for a long time, look at this post to get you out of the hole in a moment.------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------During Dev ... I found a question by Android system (Huawei). It ' s no logo u want, when u install your apk.My guess, when u

second parameter is the size of Long-type files to be converted. Finally, a string similar to 22kb, 52 bytes, and 22 MB is returned. Java file mainactivity. Java Package COM. xujin. availablemem; import android. app. activity; import android. app. activitymanager; import android. OS. bundle; import android. text. fo

micro-letter database encryption algorithm is: MD5 (Imei+uni) => the first 7 characters. 3. Why use static method to analyze here? The reason is that the micro-letter packet is too large, if dynamic debugging is always the case of panic, there is no way to follow the operation, so use the static way to crack. Vii. Security After this article, we should all know how to crack the micro-letter chat record information and address book information, as long as you

Toast.maketext (mainactivity. This, "get commit Failed", Toast.length_short). Show (); } if (Postbutton = = v) { /* * If it is a POST request, the request parameter is placed in the request body, * NAME=%E6%88%91AGE=12 * **/ StringBuilder buf = new StringBuilder (); Buf.append ("Name=" +urlencoder.encode (Name.gettext (). toString (),"UTF-8") +""); Buf.append ("age=" +urlencoder.encode (Age.gettext (). toString (),"UTF-8"));

Original: Android Get screen resolutionThere are three ways to get a screen size as follows://acquired via WindowManagerdisplaymetrics dm = new Displaymetrics ();Getwindowmanager (). Getdefaultdisplay (). Getmetrics (DM);//Acquired through Resourcesdisplaymetrics dm2 = Getresources (). Getdisplaymetrics ();//Get the de

,service are the same object. So in Android we can avoid using static variables to store long-lasting values, and use application.In order to make better use of this feature of application, for example we need to application to save some static values, we need to customize the class that inherits from application, and then define a variable in this class to save. The Application object is automatically generated by the application system by default, b