what android phone has longest battery life

Principle Overview: The acquisition of cell phone battery power is also frequently used in application development. In Android systems, messages that change cell phone battery power are broadcast using Intent, and commonly used Intent actions include Intent. ACTION_BATTERY_C

1. Enter * #4636 # * in the dialing interface to view 2.*#06 # view the IMEI information of the mobile phone The source code is as follows: Public void aftertextchanged (editable input ){If (specialcharsequencemgr. handlechars (this, input. tostring (), mdigits )){// A special sequence was entered, clear the digitsMdigits. gettext (). Clear ();} If (! Isdigitsempty ()){Mdigits. setbackgrounddrawable (mdigitsbackground );} Else {Mdigits. setcursorvisib

day as if now become a smart phone of the Purdue phenomenon, coupled with the design of the non-replaceable battery, so that the very poor performance of the smart phone as a matter of legitimate, in fact, now the smartphone's battery life to limit the development of mobile

original screen lock was missing, and the phone inside the data without any damage. Method two, double wipe/Shuangqing, and restores the factory setting effect quite If you do not have any important files on your phone, you can take this approach, basically all Android phones are suitable for this method, before the operation of the best mobile card and memory

What is the function of Android beam? The Android beam is a new feature based on near-field communications that can share the functionality you're using for other phones. After Android upgrades to 4.1, Android Beam can now share photos and videos between two NFC-enabled

The Android system calls the corresponding callback function to execute the code according to the different stages of the life cycle. The system has an ordered set of callback functions to start and destroy an activity. This section discusses what to do and what not to do in the callback functions for different

The life cycle of the Android program is not controlled by itself, and the Android program makes some distinctions based on its importance, and the most important process terminates the foreground process only if the Android has crashed or is stuck.?Activity is the interface of the presentation layer, it has three kind

life cycle, and what does it do in the life cycle ?Onattach: When the method is called,Fragment is connected to its parent activity, and a reference to the parent activity is obtained . OnCreate: Call this method to initialize the fragment ; initialize fragmentOncreateview: Once Fragment has been created, call this method when creating its own user interface, cre

What is an Android root privilege: The Android administrator user is called Root, which has the highest right of the entire system to access and modify almost all files in the system, and only Root has the highest level of administrative authority. Common uses: 1. Delete system with software 2. Modify System Fonts In addition to deleting system files, you

Robotium is based on this 2. Various commands based on the Android Lib layer, such as sendevent,getevent, Monkey, service, and then encapsulated in various languagesMonkeyrunner is still very promising, Google made its own. Now the latest dev version already has the Easymonkey to support the UI ID operation. the angle of the classification to answer1) Pure white box method test, Monkey. Upstairs already has the friend mentioned, uses the Moneky

public void onbackpressed () { finish (); } If you want to do a page navigation function, as far as I am concerned, I think that Windows Phone development is more humane than Android, more fool to save the corresponding data to the back key. No, Windows Phone navigation is a lot more stupid because there's a goback approach in the Microsoft API that allows

turned on, the settings screen rotates//0-57 degrees 125-236 degrees 306-360 degrees These intervals range from vertical screen//58-124 degrees to 237-305 degrees for horizontal screen if (orientation = =-1 | | (Orientation >= 0) (Orientation How to use this class:(1) Call the Enable () method in Onresume () to monitor the angle change@Overridepublic void Onresume () {super.onresume (); mdetector.enable (); if (!isfirst) {if (Gtconfig.instance (). hasdickloaded) {gtsquote.updategtsquotelist

What happens when the phone shuts down automatically when the screen is locked ? Here's how to solve the problem of automatically shutting down WiFi. The first step is to find the "set-> WLAN Settings" option on the Android machine, and then select the menu key (usually in the lower-left corner of the phone