Android

Simple use of android spinner, androidspinner First look at the spinner's:   Code: MainActivity Package com. mecury. spinnertest; import java. util. arrayList; import android. support. v7.app. actionBarActivity; import android. OS. bundle; import

Basic Android tutorial-10.6 PowerManager (Power Service)  This section introduces: This section describes the system services provided by Android --PowerManager), UsedManage CPU running, and the keyboard or screen is lit up; however, do not use

Learn about Gradle and androidgradle in Android Studio I have always heard that Gradle is very powerful, but I only saw it once when I used Android Studio to create a Demo. Today I took a moment to record it completely. 1. gradle location After the

Android 6.0 featuresNew feature 1: App Permissions (software permission management) in Android 6.0, the App license prompt can be customized. It allows high management of application permissions, such as whether the application can use the location,

Android determines whether the service is running. androidservice Public static boolean isServiceExisted (Context context, String className) {ActivityManager activityManager = (ActivityManager) context. getSystemService (Context. ACTIVITY_SERVICE);

TabLayout, a new android M control, allows you to conveniently and quickly implement the tab function.1. Overview TabLayout is one of the new components of the new Android Support Design Library released by google at the google conference in 2015 to

Asynchronous Message Processing Mechanism-Handler principle in Android (continued) The Asynchronous Message Processing thread refers to the infinite loop that the thread enters after it starts. Each cycle is performed once, a message is taken from

Android code specification 01 and android code 01 Objectives: Master Java and Android naming rules Improved naming rules based on the study of Android source code Assessment Content Four common naming methods Differences between java and C #

Basic Android tutorial -- 8.2.2 OOM problems caused by BitmapBasic Android tutorial -- 8.2.2 OOM problems caused by Bitmap Tags (separated by spaces): basic Android tutorial This section introduces: In the previous section, we have learned the

Process framework between producers and consumers under surface and CpuConsumer in Android5.1   Frontier: If you are familiar with the operating principles of SurfaceFlinger architecture, this article will be easier to read. This article is written

AsyncTask source code analysis, asynctask source codeFor the usage of AsyncTask, see the previous blog "AsyncTask resumable upload". This article only parses the source code of AsyncTask. AsyncTask.exe cute method: 1 public final AsyncTask

Obtain common Android dimensionsCode: // Obtain the widget size (the widget size can be obtained only in the event) TextView mTV = (TextView) findViewById (R. id. iv_view); int width = mTV. getWidth (); int height = mTV. getHeight (); // obtain the

Android custom View image (imitating a 360 refresh ball to customize a SeekBar)Overview: 360 the refresh ball of the security guard (just call it refresh the ball, because I really don't know what it is called, not the refresh ball in dota !!), It

The append method and the scroll bar of Android TextView are used at the same time. textviewappend 1. In Android, a single TextView cannot be rolled and needs to be placed in a ScrollView.ScrollView provides a series of functions. fullScroll is used

Summary of some small things I will always forget (Android or Java), androidjava Too much knowledge is pursued during project development, such as multi-threaded download and network requests. Some very small knowledge is often ignored, sometimes I

Read "Android from entry to entry" (6) -- button, android from entry to entryButton) A Button belongs to the android. widget package and inherits android. widget. TextView. It is also the parent class of CompoundButton, CheckBox, RadioButton, and

Alamofire Manager Singleton, AlamofireManager Today, I ran to the university to check the source code. At the beginning of the school year, many students attended their studies. I have never been to the university for a long time, but I am still

Swift 2.0 Study Notes (Day 10) -- is the operator "+ ?, Swift Study NotesFor Original Articles, please reprint them. Reprinted Please note: Guan Dongsheng's blog    An operator is used to execute code operations. It performs operations on one or

Array, linked list and its performance, Array Performance The final version of the record Link Patient: Doctor, it hurts me.Doctor: OK I said on Twitter: You reminded me to usereduceAlthough it is interesting to build an array, there is a risk

Android Studio, android Studio, and Android 1. Download Android Studio If you have installed eclipse and the Android SDK, go to Android Studio IDE only: http://tools.android.com/download/studio/canary/1-3-1. For easy download, we will attach a link