Android

During debugging, the following error occurs: Java. Io. ioexception: Unable to upload file: no space left on device. The reason is that my APK is too big. The solution is as follows: Find the simulator directory under the AVD directory C: \

The android SDK contains many tools to help developers design, develop, test, and publish Android applications. In this article, we will discuss the 10 most commonly used tools. #1: Eclipse ADT Eclipse ADT is used to develop Android applications on

In the project, maps are used on multiple pages. The map sizes are different. After the map is displayed on a small page, the map is displayed on a large page. Finally, I found a foreign website and added Android: process to the activity with

Android NFC 1. Check whether NFC is available   Nfcmanager manager = (nfcmanager) Context. getsystemservice (context. nfc_service); nfcadapter adapter = manager. getdefaadapter adapter (); If (adapter! = NULL & adapter. isenabled () {// adapter

Sorry for the logic of writing a blog for the first time ~ Android updates subtitle tracking support from api16. The following methods are used. Added in API level 16Public void addtimedtextsource (context, Uri, string mimetype) Public void

Preface to custom Android buttons with images Now, the buttons on mobile devices are designed with big icons and small text. I hope that users can see what the buttons are for as soon as they see them, but they need necessary text prompts, the most

Function implementation: control the WiFi switch and connect to a specific wifi. First, let's start with a WiFi tool class. This class is reposted to one person on the Internet, and the source is unknown.   Package rodar. RGS. conference. utils;

Build to obtain information about the system (software) Build. BOARD // Motherboard Build. BRAND // Android customizer Build. CPU_ABI // cpu Instruction Set Build. DEVICE // DEVICE Parameters Build. DISPLAY // DISPLAY

Usually we need to display more information on the user's screen, but the user's screen size is limited. How can we use limited space to display more information? Android provides us with the SlidingDrawer class to help us easily achieve the desired

MainActivity is as follows: Package CN. c; import Java. util. arraylist; import android. app. activity; import android. OS. bundle; import android. view. view; import android. view. view. onclicklistener; import android. widget. adapterview; import

For the concept of Frame Buffer object, see the previous Android OpenGL ES development tutorial (23): FrameBuffer. Compared with 2D images, if Frame Buffer is mapped to a two-dimensional graphic environment, it is a 2D memory array space. By default,

The entire android upper-layer java development framework can be divided into four aspects: interface (activity and appwidget), Message (Intent and Message), Service (Service) and data (Sqllite, Content Provider ). Development highlights: 1. New

There are two ways to get the screen width of an Android phone: one is to get the screen width through the View method, and the other is to get the screen width through the Display object. Below this article introduces very detailed, interested

To use global variables in Android apps, in addition to static variables of public, you can also use android. app. Application in a more elegant way. When the Application is started, the system creates a PID, that is, the process ID, and all the

Excellent user experience has three features: fast speed, timely response, and seamless. The following information helps your application implement these features on Android. 1. Fast speed you can't assume that the mobile phone is as fast as the

1 package com. bingo. util;23 import java. io. BufferedOutputStream;4 import java. io. ByteArrayOutputStream;5 import java. io. File;6 import java. io. FileOutputStream;7 import java. io. IOException;8 import java. io. InputStream;910 import android.

Build an Android Development Environment When writing this article, the latest Android SDK version is 2.1. Now let's take a look at how to build an Android 2.1 Development Environment on the Windows platform. The software package to be downloaded

AndroidManifest. xml AndroidManifest. xml is the description file of an Android application. It describes information about the application, including the following elements. Package name(Package) Specifies the package name of the main java package

An error message during compilation contains the following content: Usr/share/pc-bios/bios. bin ............Tools/lib/pc-bios/bios. bin Usr/share/pc-bios/vgabios-cirrus.bin ............Tools/lib/pc-bios/vgabios-cirrus.bin The description is in the

  Android compilation process (I): http://www.cnblogs.com/mr-raptor/archive/2012/06/07/2540359.html Android compilation process (2): http://www.cnblogs.com/mr-raptor/archive/2012/06/08/2541571.html Android compilation process (3): http://www.cnblogs.