android minsdkversion

the Activity inherits the FragmentActivity, and then get the FragmentManager through getsuppfrfragmentmanager. However, we recommend that the minSdkVersion and targetSdkVersion of the uses-sdk of the Menifest file be changed to 11 or above, so that you do not need to introduce the v4 package. There are two sub-classes of Fragment in the Code. ContentFragment has been seen above, and FriendFragment is actually similar: package com.zhy.zhy_fragments;i

Original link: http://www.cnblogs.com/allenzheng/archive/2012/11/10/2762379.htmlFirst, build the Android development environmentGetting ready: Download Eclipse, JDK, Android SDK, ADT Plugin: eclipse:http://www.eclipse.org/downloads/Jdk:http://www.oracle.com/technetwork/java/javase/downloads/jdk7u9-downloads-1859576.htmlAndroid sdk:http://developer.android.com/sdk/index.htmlAdt:http://developer.android.com/t

Directory introduction: GEN: the content in the R. Java file is automatically generated. Assets: place any project-related files Res: the file in the res folder generates a corresponding ID in R. java, Res/drawable for image placement Res/layout: place the layout file. An activity corresponds to a layout file, Some values applied in the Res/values application, Androidmanifest. xml configuration of the entire application, Package = "com. example. activityo2" // application package nameAndroid: v

Revealing the layout of Android and revealing the secrets of androidPreface Today, I will write down some understanding of the layout. The main content includes the inheritance relationship between the control attributes, the relationship between the control attributes and the container attributes, and the use of various types of attributes.Property type of the control Generally speaking, when assigning values to attributes of a control, there are gen

Now there's an Android project A. We wanted to extend the functionality of a, but didn't want to develop on a basis, so we created another Android project B and wanted to refer to a in B. One idea is to make engineering a a pure jar bag so that other projects can be referenced directly. However, if you use a reference in R.java in Project A, you cannot make a jar package. The reason is that R.java are gen

Everyone android is a good mobile phone application software, we use the time to find his home page layout is nine mode, people feel very chic, because now a lot of Android software rarely use this layout mode, everyone Android use is very successful, Make people feel simple and generous and beautiful, let's look at the layout of

Objective Since most of the Android beginner's tutorial doesn't teach you how to choose time, beginners encounter this kind of inevitable will be a bit overwhelmed, should let the user enter the date time? Not to say that the user experience is not good, processing users to enter a variety of date format will also take a great deal of effort, below to see how to achieve the Android selection time function.

Android Studio is a Google Android development environment, similar to eclipse development and debugging, is a tool development software. Android Studio 1.0 has recently been released. For more information, view the page. Install using the PPA, very convenient, open the terminal, enter the following command: sudo add-apt-repository ppa:paolorotolo/

The generated Android application APK file is best optimized because the essence of the APK package is a zip-compressed document that optimizes the orderly arrangement of uncompressed data in the package, reducing the memory consumption at the time the application runs. We can use the Zipalign tool for APK optimization. Zipalign is an important tool for optimizing APK applications, according to the Android

, startSayhelloThatActivity. 3, Configuration file:Androidmanifest. xml Encoding = "UTF-8"?>Xmlns: Android = "http://schemas.android.com/apk/res/android"Package = "com. ghstudio. bootstartdemo"Android: versioncode = "1"Android: versionname = "1.0" type = "codeph" text = "/codeph">A