Android

One, about WiFi does not sleep, two kinds of settings1. Through the mobile settings interface to enter, settings-Wireless and network--wlan--advanced settings-sleep during the WLAN to keep open-always.2. Set by codeGet Set Valueint

Android Memory leak FinishingReference Documents: 1, https://www.ibm.com/developerworks/cn/java/l-JavaMemoryLeak/#icomments 2, http://blog.csdn.net/anxpp/article/details/51325838 3, http://www.jianshu.com/p/ac00e370f83d 4. memory Management in HTTP:/

One, 0 privileges to restart the phone:Now let's define a class that implements this functionality: /** * Click event * @param view/public void reboot (view view) { Intent reboot = new Intent (intent.action_ REBOOT); Reboot.putextra

Reprint please indicate the source, thank you.Raspberry Pie provides the Python language implementation of the Gpio control pack, detailed description of the visible http://maxembedded.com/2014/07/using-raspberry-pi-gpio-using-python/#PinConfig.

The app UI has multiple views, including edittext. after entering the interface, the focus automatically falls on the first edittext and a soft keyboard is displayed. There are two ways to solve this problem: 1. Transfer the focus to another view:

Recently, I have been developing the android calendar and contact module. Below are some of the materials I have referenced in the development process. I hope that students who are working on this module can talk a lot.   Will be supplemented

1. Open the simulator; 2. Run CMD and enter the command mode. Enter ADB shell to enter the android console. 3. Enter LS-L/data/COM. Android. providers. Settings/databases/settings. dB to check whether the current system sets the database to

/*************************************** **************************************** ************** Author: conowen @ Dazhong* E-mail: conowen@hotmail.com* Http://blog.csdn.net/conowen* Note: This article is original and only used for learning and

When I first started to get started with Android, I had no idea at all. If I started to start with the SDK documentation, where should I start? If you are looking for examples on the Internet, which example should you look for to learn? Both methods

On the paper, you may have to learn more about it. I have been engaged in Android development for more than two years. I used the source code provided on the platform in my company. I finally prepared to thoroughly filter this process one day, I

Use of the parcelable interface in Android Development For Android, the transmission of complex types is mainly to convert their classes into basic byte arrays, and data passing between activities is implemented through intent. Android

Ubuntu9.10 is a pure system installed by default, and no other software is installed. 1. Download the source code android-2.1_r2, directly make 2. Errors and solutions: (1)/bin/Bash: bison: Command not found Solution: A @ Ubuntu :~ /Work/android-2.1_

An slidingdrawer class is also called a "drawer" class. It is easy to use, including handle, and content. Handle. When you click it, content is either drawn from the drawer or closed from the drawer. This is the result of pulling the drawer up and

During development, we need to perform unit tests on some functions and start activity to test some small functions. This is a bit of a fuss. We can use the android unit test tool This article is just an introduction to the effect of brick throwing.

Take the following blog information as a Referrence: Http://blog.csdn.net/hongjiujing/archive/2010/05/07/5565431.aspx     Android WiFi state: Disabled, disabling, enabled, enabling, unknown.   1. Porting WiFi driver on Android --> # Create

During development, we found that some classes were hidden with the upgrade of the Android version. Very worried. Someone proposed on the Internet to put the code into the source code environment for compilation, which is a bit difficult for me.

Speaking of GIF, many Android software currently have this function, such as Sina Weibo. On the Android 2.3 platform, gallery3d is used to view images in the system. It does not play GIF images. Gallery3d is an android image browsing application

Detect available features // get Camera parametersCamera.Parameters params = mCamera.getParameters();List focusModes = params.getSupportedFocusModes();if (focusModes.contains(Camera.Parameters.FOCUS_MODE_AUTO)) { // Autofocus mode is

When I try to import an android project to eclipse at home today, an error is reported that the default. properites file is missing. This project is compiled on the company's computer, so it is estimated that there is a problem with the compiling

Precautions for installing APK on Android Simulators For example, the steps for installing the APK file on the PC-side Android simulator are also available on the Internet by Google. I am recording a mistake I made at the beginning, that is, before