Fragment, androidfragment
First, FragmentActivity class and layout;
public abstract class SingleFragmentActivity extends FragmentActivity { protected abstract Fragment createFragment(); @Override public void onCreate(Bundle
Android: returns data from another activity.
First, let's take a look at the structure of the data returned by the activity.
Previously we started another activity using
startActivity(Intent intent)
If you want to open another activity and return
Android Color, android color
Android uses four numbers to represent the color, which are alpha, red, green, and blue ). Each number ranges from 0 to 255. Therefore, a color can be expressed as an integer. For operational efficiency, Android uses an
[Android] the structure and main interface code of the MyDemos project, androidmydemos
Category: C #, Android, VS2015;
Date created: 1. Introduction
As mentioned above, after the system is upgraded to Win10, a new project named MyDemos is created
Android-webview usage summary, android-webview
I don't know if you have noticed that webview is increasingly used in recent apps. I personally feel that, on the one hand, it is because of the increase in public account development that many pages
4-layer architecture sharing for Android, 4-layer architecture for android4-layer architecture of Android system
Personal Website: http://www.51pansou.com
Android video download: Android video
Download Android source code: Android source code
Android: parcelable)
In this article, seralizable is used to serialize objects and transfer them between activities.
Seralizable is a class in java api, and there is also a class in android to serialize the object, that is, parcelable.
So what is
Android: Introduction to four startup modes of ActivityActivity Startup Mode
You can set the corresponding Startup Mode for the Activity as needed, so as to avoid the creation of a large number of repeated activities and other problems.
Activity
Android: Serializable)
In this article, I wrote the putExtra () method to transfer basic data types between activities.
However, if we want to pass objects using this method, we will find an error because putExtra () cannot receive objects of the
Android: singleInstance in Activity Startup Mode
Let's take a look at the description of singleInstance Startup Mode:
There is only one instance, and this instance runs independently in an activity task Stack. This task only has this instance and
Android: differences between giavity and layout_gravity
Android: gravity: specifies the content in the view. For example, the text above a button can be set to the left or right position of the text relative to the view.Android: layout_gravity:
Basic usage of FragmentTabHost, fragmenttabhost
It has been about one month since I started my blog. I tried to write something several times, but it was not started for various reasons. Now, the annual leave has just ended and the project has not
Android special effects album (9)-similar radar searching friends special effects, clear logic and simple implementationAndroid special effects album (9)-similar radar searching friends special effects, clear logic and simple implementation
How to import the jar package and androidstudiojar
AndroidStudio is very convenient for developing Android Apk, but many of its settings are different from those of Eclipse. For example, to add a new jar to the project, there is no Java compilation
Android Volley framework and androidvolley framework
In Android development, you often need to access the network through HTTP requests. To simplify the process of accessing the network through HTTP requests, 2013 proposes a new HTTP Communication
Chapter 1 (1) basic structure of the Android project, Chapter 2 android
Category: C #, Android, and VS2015; created on: 4th chapter 1 UI Design Basics
Chapter 1 shows what you may be interested in through the Baidu map application. However, if you
Android: optimization of ListView, androidlistview
First version:
The ListView screen displays the number of objects in which the View object is created. The cached objects that exit when sliding are left to the convertView passed by getView when
Efficient Analysis of Android memory-MAT tool Analysis
MAT (Memory Analyzer Tool)Is a famous Android memory analysis tool. Although LeakCanary is more convenient, the MAT can clearly understand the overall memory usage and must be mastered. I will
First understanding of EventBus and understanding of EventBusReason:I usually work in my work, because I am too lazy to write my work and do not pay attention to the accumulation of technology and experience. As a result, I have forgotten the
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