android permission get accounts

1. Preparatory work:Prepare an Ubuntu machine, copy the boot.img to the machine, download the necessary toolssudo apt-get install abootimggit clone https://github.com/anestisb/android-simg2img.gitCD android-simg2imgMakesudo cp Simg2img/usr/bin2. Unzip the boot imageAbootimg-x boot.imgmkdir RAMDiskCD RAMDiskGunzip-c. /initrd.img | Cpio-i3. Modify the Default.prop

Log output permissions that an app hasPackageManager pm = context.getPackageManager();PackageInfo pi;try { // 参数2必须是PackageManager.GET_PERMISSIONS pi = pm.getPackageInfo(packageName, PackageManager.GET_PERMISSIONS); String[] permissions = pi.requestedPermissions; ifnull){ for(String str : permissions){ Log.i(TAG, str); } catch (NameNotFoundException e) { e.printStackTrace();}In the code above, PackageName is the package name of the target app.Returns th

(method==httpmethod.get) {http.configcurrenthttpcacheexpiry (0);//Set cache for 5 seconds and 5 seconds to return the results of the last successful request directly. } http.send (method, Getabsoluteurl (URL), params, new requestcallbackPostscript:Xutils Framework is a powerful third-party tool class framework, it has four modules, viewutil,dbtuls,bitmaputil,htputil, each tool class can complete the corresponding function of a module. Before I reproduced four blog introductio

) {e.printstacktrace (); } catch (IOException e) {e.printstacktrace (); } return null; /** * Parse URL * @param path PATH * @param params parameter * @param values * @retuRN URL */public static string Praisegetparams (String path,string[] params,string[] values) {string url = "" ; If params and values are empty, return to path if (params==null| | values==null) {url = path; }//If the parameters and values differ in size, throw an exception else if (params.length! = values.

In fact, the idea is to re-findbyid once to get the value of the build, such as the application scenario is long press the Click event to get the folder name @Override public boolean Onitemlongclick ( adapterview adapterview view view int i long l) { textview Viewbyid = ( textview View Findviewbyid r.id directory_item_name string S = viewbyid Gettext () + } Copyright NOTICE

Versioncode is used when upgrading the app version, Versionname displayed to the user. /** * Get App Versioncode * @param context * @return */Public String Getversioncode (context Contex T) {Packagemanager packagemanager=context.getpackagemanager (); PackageInfo PackageInfo; String versioncode= ""; try {packageinfo=packagemanager.getpackageinfo (context.getpackagename (), 0); Versioncode=packageinfo.versioncod

When you choose a picture from the system and get to their path, you find that some of the images are Uri.getscheme "file", and some of the images are Uri.getscheme "content". All paths that result in Uri.getpath and cannot get all the pictures are resolved with the following code:public static String GetPath (activity activity, Uri Uri) {l.i ("hui", "path before processing:" + URI); if (null = = URI) {retu

The first type:Using both the setdrawingcacheenabled () and Getdrawingcache () methods, the first is to set whether the cache is turned on, and the second can directly get the cache in ImageView. It is generally necessary to set the setdrawingcacheenabled to false after the cache is obtained, as this will allow the previous cache to be removed without affecting the subsequent new cache. ImageView image = (ImageView) view.gettag (); Matrix max

Android how to get mobile phone contact information, this article for everyone to announce. Get Mobile Contact Information step: 1. Get Contentresolver Contentresolver resolver = Getcontentresolver (); 2, resolver.query (*) query information Inquire about the URI:ContactsContract.RawContacts.CONTENT_URI of mobile

============ Problem Description ============Title, under the Ethernet I can only obtain the IP address, who knows the subnet mask, default gateway, DNS if get AH? Note Under Ethernet connection Oh, not wifi!.============ Solution 1============Android Execute Linux command try to visually do not need root permission============ Solution 2============Ethernetdevin

the calendar in Android, only the real machine, the simulation is not, so the test environment must be real machine!! Because the calendar is the system comes with, so we read and write it must apply permission, that is, in Androidmanifest.xml add the following two lines of code (one to read a write):Calendarthe schedule URL changes after the 2.2 versionIn order to be compatible with different versions o

[] selectionargs) {curso R cursor = NULL; String column = MediaStore.Images.Media.DATA; string[] projection = {column}; try {cursor = Context.getcontentresolver (). Query (URI, projection, selection, Selectionargs, null); if (cursor! = NULL Cursor.movetofirst ()) {int index = cursor.getcolumnindexorthrow (column); Return cursor.getstring (index); }} finally {if (cursor! = NULL) cursor.close (); } returnNull }/** * @param uri t

connection with the mobile phoneActivity. getsystemservice (context. telephony_service ); // Obtain the mobile phone number String phoneid = TM. getline1number (); // Remember to add in manifest FileAndroid: Name = "android. Permission. read_phone_state"/> **************************************** **************************************** **************************************** ****************************

Recently, during registration, many apps directly enter the verification code when receiving text messages from their mobile phones. The user's automatic input is omitted on the interface. This is really user-friendly, so I made a new one myself. Steps: First, I used ContentObserver to listen for text messages. (You 'd better know the verification code sent from that number) Then, you can get the verification code from the group that uses regular expr

These two days the boss said to me to study the function of Android security software, first extracted a small module, research rights ManagementGo to Packagemanager at the beginning. There are several ways to find out:First go to see the Ipackagemanager inside the method:There's a lot of me here that lists the permissions.Permissioninfo Getpermissioninfo (String name,intflags); Listintflags); Permissiongroupinfo Getpermissiongroupinfo (String name,in

+ "\ n";p honeinfo + = "USER:" + A Ndroid.os.Build.USER + "\ n";//This method is not available in the service, DispLaymetrics dm = new Displaymetrics (); Getwindowmanager (). Getdefaultdisplay (). Getmetrics (DM); int width = Dm.widthpixels ; wide int height = dm.heightpixels; High///WindowManager Mwindowmanager = (windowmanager)//Getsystemservice (Context.window_service) can also be obtained in SERVICE; /width = Mwindowmanager.getdefaultdisplay (). getwidth ();//height = Mwindowmanager.getdefa

: WiFi > Cmnet >cmwap > Nonenetpublic static enum Nettype{wifi, Cmnet, Cmwap, Nonen et}/** * Network Available * * @param context * @return */public static Boolean IsnetworkavAilable (Context context) {//get network Managerconnectivitymanager mgr = (connectivitymanager) Context. Getsystemservice ( Context.connectivity_service); Networkinfo[] info = mgr.getallnetworkinfo ();//traverse all networks that can be connected if (info! = null) {for (int i = 0

The,Are included in the 1: In the Activity app XML Code snippet:Java Code snippet:Activityinfo Info=this.getpackagemanager (). Getactivityinfo (Getcomponentname (),Packagemanager.get_meta_data);String msg =info.metadata.getstring ("Data_name");LOG.D (TAG, "msg = =" + msg);2: Application XML Code snippet:Java Code snippet:ApplicationInfo appInfo = This.getpackagemanager (). Getapplicationinfo (Getpackagename (),Packagemanager.get_meta_data);String msg=appinfo.metadata.getstring ("Data_name");LOG.

Recently in doing an Android project, need to use GPS to obtain location information, check from the API, found that access to location information only need a very simple sentence can: Copy Code code as follows: Getlastknownlocation (Locationmanager.gps_provider), So happy. But in the code, the return value (Location type) is always null. It's so depressing. Check on the internet for a long time, found that a lot of people and I