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Android Optimization-UI optimization (2), android ui OptimizationUseincludeTag reuse Layout-1.includeFunctions of tags What should I do if I use this layout on many interfaces? If every page is written, the code is too redundant and the maintenance difficulty increases. I will use this layout aboveincludeLabels, code is obviously more neat, and the layo

Android development Note (17) data storage 2 file storage data, android file storage Android provides five data storage methods: 1. SharedPreferences 2. File Storage 3. SQLite Database 4. ContentProvider 5. Network Storage This document describes how to use files to store d

How to Write a serious Android music player 2 and android music playerThis article describes how Interaction with music playback Service If you have a little experience, you know that you can put operations on the Service for a long time. How can you effectively communicate the interface with the music playback Service? In this chapter, I will give my answer,

Android mistakes (2) and android mistakes Check whether or not minSdkVersion is the same as the package on which you are dependent. It also has a prompt that the local 11 is displayed and the dependent package is 15. Then change it to 15 and build again. ClassNotFoundException exception Check whether the prompt message seems to be the path of the confi

Android mobile guard-navigation interface 2, android guard For more information, see http://www.cnblogs.com/wuyudong/p/5947504.html. In the previous article, the layout of navigation interface 1 is implemented and related logic code is compiled, as shown in: Click "Next page" public class Setup1Activity extends Activity{ @Override protected void onCreate(B

backend. There was no problem with Android at the time of debugging, but the server side created the Dynamic web with Eclipse EE, ran the Times wrong, debugging found that Class.forName (constants.dbclass) error, String Dbclass = "Com.mysql.jdbc.Driver", download a com.mysql.jdbc.Driver import to succeed.3, the code reference from the "first line of Android" aut

Android development skills 2: Implementation of custom log tool XLog, Android xlog During the development process, printing logs is an essential part of debugging. However, directly using the built-in Log class does not meet our actual project requirements: if we are developing a relatively large project, there must be a lot of logs to be printed. When we get onl

-called "fish and bear's paw" cannot have both features. The actual situation is the King .) Select android2.2 and click Next Enter the program name at the first place of the program annotation, that is, the name displayed at the top of the program during running. Everyone who has learned Java knows what a "package" is. For those who haven't touched the "package" yet, I will give a personal explanation: Package: to prevent conflicts between classes with the same name and assign them to diffe

Android interview questions (2) and android interview questions 1. What is the difference between int and Integer? Java provides two different types: The reference type and the original type (or the built-in type ). Int Is the original data type of java, and Integer is the encapsulation class provided by java for int. Java provides encapsulation classes

, that is, the for loop is not supported, but Ant supports third-party expansion packs to support additional features.So we're going to download the appropriate extension package that supports the for loop. You can use the Open source Ant-contrib package. : http://ant-contrib.sourceforge.net/.The downloaded jar files are placed into the Ant's Lib directory. Next we can package the channel package, the specific method is:(1) First add attribute Market_

Android callback function 2: application instance and android callback function If you do not understand the android callback concept, see android callback function 1: Basic concepts. 1. Define Interfaces package com.app.util;public interface ZYJCallBack { public void data

Animation can also be stored in an XML file, which improves the maintainability of the program. To write an animation in XML, follow these steps: 1. Create a folder named anim under the res folder 2. Create an xml file and add the set tag first. Modify the tag as follows: Android: interpolator = "@ android: anim/accelerate_interpolator"> 3. Add the rotate, alpha,

Asynchronous Network: 1. add permissions: 2. Supported typesJSONObject JSONArray String (HTML, XML) XmlDom (XML parsing) XmlPullParser (Large XML files) Byte array User defined custom type (Transformer) Bitmap 3. Take Json data as an example. Note that the red part is changed along with the data type you requested. String url = "http://www.google.com/uds/GnewsSearch? Q = Obama v = 1.0 "; Aq. ajax (url, JSONObject. class, new AjaxCallback (){

370763706 bytes Bfc3472a12173422ba044182ac466c13 Mac OS X 64-bit Adt-bundle-mac-x86_64-20140702.zip 320593642 bytes 24c51a1ad96c5f6d43821d978bf9866d Linux 32-bit Adt-bundle-linux-x86-20140702.zip 371950735 bytes 5901c898bae4fe95476463a951b68404 Linux 64-bit Adt-bundle-linux-x86_64-20140702.zip 372259418 bytes 18a7c5778f96c0823349d465f58a0a36 (2