1. What Android is a software stack for mobile devices,includes a complete operating system, middleware, key applications, the underlying Linux kernel, security management, memory management, process management, power management, hardware drivers2. Dalvik VM and JVM comparisons3 . Common adb directives platform-tools/adb.exeadb.exe:android Debug Bridge Android Debug Bridges adb devices: List so connected devices adb Kill-server: Kill adb Debug bridge adb start-server: start adb debug bridge adb
Today follow the Dark Horse video to build an android app--Phone DialerStart a new Android projectThe code in Activity_main_xml is as follows:Relativelayoutxmlns:android= "Http://schemas.android.com/apk/res/android"Xmlns:tools= "Http://schemas.android.com/tools"Android:layout_width= "Match_parent"Android:layout_height= "Match_parent"Android:paddingbottom= "@dimen/activity_vertical_margin"Android:paddingleft
item clicks here. The Action Bar would//automatically handle clicks on the Home/up button, so long//As you specify a the parent activity in Androidmanifest.xml. intID =Item.getitemid (); if(id = =r.id.action_settings) { return true; } return Super. onoptionsitemselected (item); } //implement click events for various controls@Override Public voidOnClick (View v) {Switch(V.getid ()) { CaseR.id.bt_dial:callphone (); Break; default: Break; } } //Implem
//edittext inherit from TextView, inherit from viewEditText et_number=(EditText) Findviewbyid (R.id.et_number); //Object-oriented thinkingString number=Et_number.gettext (). toString (); //the idea of loose coupling between components, intentions of what to do, intention to call, what the phone number isIntent intent=NewIntent (); Intent.setaction (Intent.action_call); //URI Type Uniform Resource identifier, URL Uniform Resource Locator URI
/details? Id = com. redphx. DeviceID
Step 3: log on to APK downloader
Open the APK downloader option page again and enter the logon email address and password of Google Play. (For secondary verification using the Google account, you must create an application password for APK
As Google Play store's Android users are really very upset, because every time to see a good application to download all good trouble, equipment is not compatible to say, but see the foreign software is not down by the geographical constraints, the mind is very anxious. Each installation is pushed directly to the phone! Therefore, only in the Play store shelves of applications, only through the clumsy "down
Google Maps API V2 Android mobile phone development in China does not support Google Play service problems-graphic tutorial
The use of Google Maps in China is a headache and troublesome. I cannot understand why Google cannot be used as a map of Baidu.
Note: you can download
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