Android

Android gets the screen status, android gets the screen Package com. example. yanlei. yl; import android. app. keyguardManager; import android. content. context; import android. OS. bundle; import android. support. v7.app. appCompatActivity;

An Improved okHttp encapsulation library for Android   I. Overview I wrote an article about complete parsing of Android OkHttp. It is time to understand OkHttp. In fact, it is mainly used as a popular article on okhttp. Of course, it also

Use Android studio to Analyze memory leakage Use Android studio to Analyze memory leakage This post is a permitted translation of badoo Tech Blog and I add some text and screenshots for android studio users.Origin Author: Dmytro VoronkevychFollow

Android custom control Series 3: How to draw In the previous chapter, we talked about how to define attributes and how to define the width and height, so that the simple shape or outline of the component is displayed, or the size of the canvas has

[Reprinted] The 4412 Development Board, PC, and ubuntu are connected through a network cable, and the 4412 ubuntu Today, we can see that the Development Board uses TFTP to download programs directly from ubuntu without having to download them

Two Methods for Intent to pass objects, intent to pass objects Android provides two methods for passing object parameter types for intent. The entity classes must implement the Serializable and Parcelable interfaces respectively. First, we need to

In Android, the color of the status bar is the same as that of our App. androidapp In fact, there is nothing. It is a topic. Let's look at the code below: Three important attributes: ColorPrimary ------------ color of the corresponding

Android sensor (details 2)-common Sensors  Direction sensor Orientation (now almost no longer needed, because there is actually no real direction) Magnetic Field Sensor Magnetic Field Temperature sensor Temperature Light pressure sensor Pressure1.

Notification & NotificationManager and androidnotification I believe everyone is familiar with Notification. When a message arrives or receives a text message on QQ, new messages or something will be displayed on the top of the mobile phone, just

Android event distribution introduction and android event DistributionAndroidThree steps for event Distribution DispatchTouchEvent (event)Distribute OnInterceptTouchEvent (event)Interception OnTouchEvent (event) Processing

Von noriman structure and Harvard structure, von noriman Harvard The Harvard structure is that data and code are separated. The von noriman structure was proposed after the Harvard structure, while von noriman proposed that "the Code itself is

Android Studio shortcut key (including custom) Release edition, androidstudio  [F] [F] F2 Switch between Error Codes F3 Locate forward (Shift + F3: locate backward) F4 \ Ctrl + Click \ Ctrl + B Go to

Android PowerManager & BatteryManager, powermanager PowerManager is used in the Android platform to manage and control the power status, restart, sleep status, and wake up of the device. Using this API will affect the battery standby time, so it is

Android solves the problem of flashing a black screen during SurfaceView switching in Fragment. After restructuring a previous news client, Fragment is all used for page switching. There is only one portal Activity as the startup Activity of the

Android basic getting started -- 2.4.12 basic use of ExpandableListView (foldable List)This section introduces: The Adapter controls described in this section are ExpandableListView, which is a foldable list and a subclass of ListView,Based on

Basic tutorial for Android -- 2.4.13 basic usage of ViewFlipper  This section introduces: This section introduces ViewFlipper, a multi-page management control that comes with Android and can be automatically played!Unlike ViewPager, ViewPager is a

Android Studio uses the new Gradle build tool to configure the NDK environment and gradlendk Android Studio 1.3 Beta1 supports NDK. However, it uses a brand new and experimental gradle build tool. Official Address:

[Easy to understand] practical project development (I) parses JSON data to obtain the adapter data source, jsonadapter It does not elaborate on how the third-party control introduces the project, and does not paste the complete code. After the

RecyclerView + ImageLoader create multi-choice Image Library, recyclerview multiple choice In the previous blog "Universal-ImageLoader source code parsing", we analyzed ImageLoader from the perspective of source code. This blog begins to combine

Android practice simple tutorial-54th gun (pull-down refresh by implementing the OnScrollListener Interface), androidlistener In the previous article, a simple tutorial on Android-53rd gun (more functions are loaded by OnScrollListener) describes