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Copyright Statement: This article is an original translation of the blogger's articles. Please indicate the source of the reproduced articles. Recommend:Welcome to my Android TV profile, and I will regularly share some Android Tv related content with you.http://www.jianshu.com/c/37efc6e9799b I. Learning Objectives of this Chapter In the pre ...

The following is an introduction to the components in Preference Activity. PreferenceScreen: Setting pages can be nested to form secondary settings pages and titles can be set with Title parameters (this can also be used as a separate activity to start the settings interface, not yet studied). PreferenceCategory: A certain set of related ...

The previous article simply shared how to customize a color palette. Android custom color palette This looks too low. Here we add the function of sliding to get the color, and add a sliding ball at the same time.As an upgraded version, the effect map is shown first. Upgraded version of palette. png Considering the example of dynamically judg ...

Reprinted from: http://blog.csdn.net/lmj623565791/article/details/38965311 1. Logging Tool Class L.java package com.zhy.utils;      import android.util.Log;      /**   * Log Unified Management Class   *    *    *    */   public class L   {          private L()       {           / ...

Android custom Behavior implements sliding with gestures, showing hidden Title bars, bottom navigation bars and suspension buttons Coordinator Layout under the Android Design package is a very important control that makes many animation implementations possible and easier. According to the official explanation, Coordinator Layout is the pa ...

Five years of Android development, during which do stop and stop (to do background development, server management), when returning to Android, found that very strange, many controls used to write smoothly, now seems to forget something, always open the project, open the project, sometimes not necessarily find it. To sum up, it is still due to t ...

life cycle context.startService() ->onCreate()- >onStartCommand()->Service running--call context.stopService() ->onDestroy() context.bindService()->onCreate()->onBind()->Service running--call>onUnbind() -> onDestroy() Basic knowledge Services are generally divided into two types: Local Service is used wit ...

Button is a very simple control in Android. In our usual projects, it can be said that Button is very common and its usage rate is quite high. In itself, the use of this control is also well grasped. Next, we will introduce its use from several aspects, as well as the use of some custom Buttons. First of all, I will talk about some basic uses ...

Android Foundation Day 3 1 Database Creation under Android When do we use databases for data storage? When large amounts of data with the same structure need to be stored. MySQL SQL Server 2000 SQLite embedded lightweight SqliteOpenHelper Create a database step: 1. To create a class integration SqliteOpenHelper, you need to add a constru ...

Android smartphones have a very high market share in the global market, and are increasingly favored by consumers.However, Android is an open source operating system, and it is easy to get root privileges. The security of Android is also one of the most important concerns for users and developers. Gesture passwords, as a convenient security m ...