Android

Android Intent calls the Uri in several formats, androidintent Open BaiduUri uri = Uri. parse ("http://www.baidu.com "); Intent intent = new Intent (Intent. ACTION_VIEW, uri );StartActivity (intent );Open another page Intent intent =new

Android-conversion between string and hexadecimal (solving Chinese garbled characters) and android-hexadecimal Import java. io. byteArrayOutputStream;/*** Created by Administrator on 2016/2/2. * ----------- hexadecimal and String Conversion ---------

Solve the problem of slow SPI read/write speed after msm8909 + android5.1.1 is changed from BLSP3 to BLSP1 Solve the problem of slow SPI read/write speed after msm8909 + android5.1.1 is changed from BLSP3 to BLSP1 It is found that the read and write

Precautions for changing the app package name in manifest of eclipse android, androidmanifest When I was just learning android, I immediately started my project. At that time, I was not very familiar with eclipse. Many functions are unknown. If the

Android IPC Mechanism (4) use ContentProvider for inter-process communication ContentProvider provides a unified interface for data storage and retrieval. It can share data between different applications and is suitable for inter-process

MinSdkVersion: What is the difference between maxSdkVersion targetSdkVersion and target? targetsdkversion MinSdkVersion Description: The minimum sdk version supported by the app. Purpose: If the mobile phone SdkVersion is smaller than the

Java defines Map constants, List constants, and map constants. Generally, static code blocks are used. For example: Public final static Map map = new HashMap (); static {map. put ("key1", "value1"); map. put ("key2", "value2 ");} The following

ViewPager + handler implement carousel and viewpagerhandler Let's talk about the next function. Set a set of network image links as image resources. I use ImageLoader to load images. The progress bar is loaded when the images are not loaded. Send an

51. Rxjava + RxAndroid + Retrofit combination Problems51. Rxjava + RxAndroid + fit combination problem 1. Caused by: java. lang. IllegalArgumentException: Unable to create call adapter for rx. Observable Fix: Compile 'com. squareup. Merge fit:

Five experiences for improving Android development efficiency [peer-to-peer technology] and android experience 1. Web tools to quickly improve Android development efficiency With the support of Google, Native tools for convenient Android program

Android Studio practical guide 8.20 refining Interfaces Refining interface reconstruction is to extract an interface from an existing class. It can select a method from a class and extract the selected method to a separate interface.Procedure: ?

[Android] Simple OkHttp encapsulation-Auxiliary frameworkPreface There is no doubt that OkHttp is powerful. OkHttp can accomplish everything at the network layer and is applicable to any situation; this is because OkHttp has to write a lot of code

Basic android control learning ----- ProgressBar, basic android Control ProgressBar I. common attributes and basic use instances (1) common attributes: Android: max: maximum value of the progress bar Android: progress bar completed Android:

Hand-painted with you to draw a fashion dashboard Android custom View After obtaining the artist, our programmers have to draw exactly the same picture. In order not to be sprayed by the boss, you can only practice more. I heard that you think the

Introduction to algorithms: online searching for girlfriends; Introduction to Algorithms Problem:Suppose you need a girlfriend. Your previous search attempts failed, so you decided to find a dating proxy. The dating proxy recommends a girl paper

Android Develop: Build System Analysis The Android build system is a tool set that you use to build, test, run, and package your app. This build system can be used as an integrated tool for Android Studio menus and run in an independent command mode.

Use SVG image format SVG format, suitable for the screen, small images, there are many advantages, refer to. This article describes how to use SVG format. SVG: Scalable Vector Graphics, which allows you to scale Vector images.Siri:

Uncle also said Xamarin ~ Android ~ Listen to the Return key, click back to a webView, double-click to exit, xamarinwebview This operation is easy to implement in native android, and it is not difficult in xamarin. There is an OnKeyDown method in

When AIDL is in use, an error is reported. The solution for customizing the data type cannot be found, When studying Android multi-process programming, I typed an AIDL example in the book. Android Studio automatically generates the AIDL file and

Simple use of ImageSwitcher,   Test code: Activity_main.xml:   MainActivity. java: Package com. example. zz; import android. app. activity; import android. OS. bundle; import android. view. view; import android. view. view. onClickListener;