printing from android device

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ADB cannot find Android device

Modify Adb_usb.iniEnd the ADB command in Task Manager, and then modify the following (may have an impact)Locate or create a new adb_ in the directory where the emulator resides No third-party software ever! Measured environment: Hisense Plate, M3101BW Win7, the ADB cannot find the device. The above 1, 22 steps are indispensable. Workaround: C \ user \melon (own account name) \.android\ Create the Adb_usb.

Android O Bluetooth device default name change

The Android system will first read the value of the btm_def_local_name, and if it is empty, use "Ro.product.model" as the Bluetooth device name.system/bt/btif/src/btif_dm.cc#define PROPERTY_PRODUCT_MODEL "ro.product.model"......static char* btif_get_default_local_name() { if (btif_default_local_name[0] == '\0') { int max_len = sizeof(btif_default_local_name) - 1; if (BTM_DEF_LOCAL_NAME[0] != '\0') {

How does the Android project read the JSON string and androidjson string from the local device?

How does the Android project read the JSON string and androidjson string from the local device? If I have such a Demo to write, that is, I already have a JSON string at hand and want to parse it now, how should I store this JSON string in this Android project, to be read successfully. The following three solutions are available for analysis. Assume that the JSON

Android Developers cannot enable simulators: Use '@ foo' to launch a virtual device named

Simulator cannot be enabled in Android Development Error message: Invalid command-line parameter: files \ Android-SDK \ tools/emulator-arm.exe. hint: Use '@ foo' to launch a virtual device named 'foo '. please use-help for more information There are two problems: 1. If your installation path contains Chinese characters, reinstall the SDK and place it in the

Android Service Judge device networking status Detailed _android

First, to get whether the current Android device is networked, Android itself provides us with a service. Private Connectivitymanager connectivitymanager;//used to determine whether there is a network Connectivitymanager = (Connectivitymanager) Getactivity (). Getsystemservice (Context.connectivity_service);//Get connection service for current network

Fix Android device does not eject debug authorization reminder

Fix Android device does not eject debug authorization reminder1, install the Android SDK, set the system environment variable%andriod_sdk_home%, after set up check:C:\users\leizm>echo%andriod_sdk_home%G:\adt-bundle-windows-x86-20131030\sdk\platform-tools2. Install mobile phone Driver3, the installation of ADB, a lot of tools are automatically installed, can be vi

Get the log from Android device

Theme:    How do I get the log from device?Detail:get the log from device, and write to the local file.Google Source jar: Use the methods in Ddmlib.jar mostly:        import Com.android.ddmlib.AndroidDebugBridge;Import Com.android.ddmlib.AndroidDebugBridge.IDeviceChangeListener;Import Com.android.ddmlib.IDevice; The concrete process:First step: connect the devices through ADB     //Import

Android obtains the mobile phone information (device IP, OS version etc .)

Android obtains the mobile phone information (device IP, OS version etc .) I haven't written anything for a long time. Today I am making a PV log record. I need to record the OS version, WiFi IP address, current time, and so on. I have investigated and shared the following: Package com. Osip; Import java. Text. dateformat;Import java. Text. simpledateformat;Import java. util. date; Import

Ubuntu12.04 ADB Android device

1. Set the environment variables of the android SDKSudo VI ~ /. Bashrc # Set path for Android SDK toolsexport Path = $ path: $ android_sdk_home/platform-toos 2. Exit execution: Source ~ /. Bashrc3. create a udev rule file. Root permission is required. Sudo Su- VI/etc/udev/rules. d/70-android.rules Add the following line: Subsystem = "USB", ATTR {idvendor} = "18d1", mode = "0666", group = "plugdev" The ATTR

Android obtains the IP address of a mobile device.

mainactivity: Package CN. testip; import java.net. inetaddress; import java.net. networkinterface; import java.net. socketexception; import Java. util. enumeration; import android. OS. bundle; import android. app. activity;/*** demo Description: * get the IP address of a mobile device */public class mainactivity extends activity {@ overrideprotected void oncreat

Basic configuration of the virtual device AVD for Android development environment

Configure the Android system language pack for Chinese Simplified. Click the Second menu icon on the left of the navigation bar Select "System Settings".Select "Language Input"Select "Language"Select "Chinese (Simplified)"Setup is complete.Click on the third "home" icon on the bottom left to view the homepage. Configurationandroid The date and time of the system. Click the Second menu icon on the left of the navigation bar Select "System

Android uses code to determine if the current device is an emulator

I do not know that you notice no, in the simulator is installed after the installation can not run, now, because the project needs, also need to implement the same function, nonsense not much to say, directly on the code.Package Com.example.checkisemulator;import Android.os.build;import Android.os.bundle;import android.app.Activity; Import Android.content.context;import Android.telephony.telephonymanager;import Android.view.menu;public class Mainactivity extends Activity {@Overrideprotected void

Android device action and ADB command

1. Restore factory settings "ADB-s" + self. _ serial + "shell AM broadcast-A Android. Intent. Action. master_clear" 2. Obtain the device CPU 'Adb-S' + self. _ serial + 'Shell getprop Ro. Product. devic' 3. Type (eng/user) 'Adb-S' + self. _ serial + 'Shell getprop Ro. Build. type' 4. Determine whether the device is successfully started. C: \ Documents ents

Android: a reliable method for obtaining the mac address of a device

Android: a reliable method for obtaining the mac address of a device /*** Get the mac address of the device ** @ param ac * @ param callback * this method is called back after the mac address is obtained successfully */public static void getMacAddress (final Activity ac, final SimpleCallback callback) {final WifiManager wm = (WifiManager) ac. getSystemService (Se

Android Wireless debugging and mobile device with PC screen tool--chrome plugin Vysor

we usually use mobile phone debugging, often is the hand, can download a jar package can be mapped to the computer Desktop screen, but run comparison card, and then give up, and then, the phone is sometimes not easy to connect data cable, PC and mobile phone (even WiFi) in the same network segment, Can be debugged by wireless!Use the Wireless mode method: One: cmd Open command window: (set ADBD listening port) adb tcpip 5555 set ports for ADBD services > Second, CMD opens

Ubuntu Connect Android Device

1. Install MTP Software FirstApt-get Install Mtpfs libmtp-common mtp-tools libmtp-dev libmtp-runtime LIBMTP92. Edit the/etc/fuse.conf file#/etc/fuse.conf-configuration file for Filesystem in userspace (fuse) #Set The maximum number of fuse mounts allowed to nOn-root users. #The default is. #mount_max = 1000# Allow non-root users to specify the Allow_other or allow_root mount Options.user_allow_otherUncomment the last line as shown above3. Check your Android

About Android Device Manager-devicepolicymanager (ii)

ComponentName (this, adminreceiver.class);......private void Startdevicemanager () {Intent localintent = new Intent ("Android.app.action.ADD_DEVICE_ADMIN"); Localintent.putextra ("Android.app.extra.DEVICE_ADMIN", this.componentname); Localintent.putextra ("Android.app.extra.ADD_EXPLANATION", "anti-theft photo assistant"); Startactivityforresult (localintent, 0); }OK, here it is. But the problem comes, dig. No, no, what is this? Search through the source code of

Android Development Failed to install *.apk on device ' emulator-5554 ': EOF

This error occurred while running the Android program:  Failed to install homework.apk on device ' emulator-5554 ': EOFJava.io.IOException:EOFFind information online, the problem is the ADB, probably becauseSolution:One: Open cmd command prompt, execute adb kill-server first, then execute ADB start-serverTwo: 1. Cleanup project, Project->clean2. Right-click the project browser and close the project, then cl

Android ADB error: "device not found" on Ubuntu

Http://www.pocketmagic.net /? P = 762 Android ADB error: "device not found" on specified tuby Radu motisan posted on June 2nd, 2009 I 've been getting this error way too often recently, so I 've decided to point out some of the causes. 1) using my older desktop pc I cannot use ADB to connect to the Android device, b

Reprint [Mobile Web]web How can I tell the difference between a device? (IPad, IPhone, Android)

The JavaScript method that has been validated can be usedvarDeviceAgent =navigator.userAgent.toLowerCase (); 02.varAgentid = Deviceagent.match (/(iphone|ipod|ipad|android)/); 03.if(Agentid.indexof ("iphone") >=0){ Alert ("iphone"); 05. } 06.if(Agentid.indexof ("ipod") >=0){ . Alert ("ipod"); 08. } 09.if(Agentid.indexof ("ipad") >=0){ Alert ("ipad"); 11. } 12.if(Agentid.indexof ("Android") >=0){ Alert ("

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