Android

UTF-8 encoding is recommended for compatibility with simplified, traditional, and other languages. First, let's look at how the Android end should do: Before sending, the parameter value should be UTF-8 encoded. I wrote a static conversion function

When posting Weibo or csdn blog posts, we can add a watermark and an independent logo to the image. How can we achieve this? First, encapsulate a BitmapTools encapsulation class. The problem solved by this class is to store the package in sdcard and

First, declare that the test platform is rk20178, Android4.2.2, And the Android version is very important, because the code of Android4.0 and Android4.2.2 is different in some places and is not universal! First, I don't know how to start when I

Package com. gc. tabhost;/*** @ author Android General *** 1. TabHost is a very practical component, and multiple tabs can be conveniently placed in the window, each tab is equivalent to a component * Placement area of the same size as the external

Introduction I have thoroughly understood Android network programming. Today I have recorded the key points of Android Network Programming. Content Android Network-based technology and programming practices Key Points Definition

The original blog: http://hubingforever.blog.163.com/blog/static/171040579201372915716149/ Create a directory under system \ extras (for example, Android4.0 \ system \ extras) of Android source code, such as su_robin directoryThe su_robin directory

In Android development, we often use Shape to define various shapes. First, let's take a look at what labels under Shape mean: Solid: FillAndroid: color specifies the fill color Gradient: gradientAndroid: startColor and android: endColor are the

Take Weibo sharing as an example: 1. public void onClickShare (View view) {2. 3. intent intent = new Intent (Intent. ACTION_SEND); 4. intent. setType ("image/*"); 5. intent. putExtra (Intent. EXTRA_SUBJECT, "share"); 6. intent. putExtra (Intent.

After frameworks is modified, the following error may occur:Make: *** [out/target/common/obj/PACKAGING/checkapi-current-timestamp] Error 38Solution: make update-apiAdd a physical key in Android: KEYCODE_HELP1. Add buttons for Android:ScanCode->

General process: the Android client accesses the xml file on the server that encapsulates version numbers and other information, and compares the version on the server with the current version, If the version is lower than the version of the server,

Because the api for text message read/write operations is hidden, we need to use 《Java reflection mechanism LearningThe reflection method mentioned in the article gets the hidden API. This has a use case everyone can download

Share and authorize Android Sina Weibo I encountered various pitfalls in development... so I 'd like to share some of my experiences with you. The Development Environment used in this article is eclipse The content of Sina Weibo shares and

1. Set the preview direction to myCamera. setDisplayOrientation (90) 2. Set the photo direction parameters. setRotation (90 ); 3. Set Preview display and photo resolution // Set the photo resolution List PreviewSizeList = parameters.

Cocos2d-x 101 encounter/directory1. Installation and environment setup-xcode2 Scenes, Director, Layers, Sprites3. Create an image menu4. Create a new scenario on HelloWorld5. Add a sprite.5.1 scale down sprite and display it completely6 action,

Frame-by-frame animation is actually very simple. Let's look at an example: Android: oneshot = "false" indicates loop playback. Interface layout: MainActivity. java package

I. Problems: The interface on the Cocos2d-x is spent on returning messages by calling C ++ (Cocos2d-x) functions from the Java (Android) sideCheck the Log of Eclipse and see the call to OpenGL es api with no current context (logged once per thread)

In the previous article "Android custom components series [3] -- custom ViewGroup for slide", we achieved a side slide effect similar to Facebook and Renren, this article will be followed by the previous article to achieve the effect of double-sided

Here I use two imageButton listeners, one for each XML. Yesterday I made a Viewpager. Today I want to try the Button on it. I cannot find the result. I can't find it. I can check the document. I didn't find it... Baidu only came out after more than

Zxing portrait screen switch android The ZxingDemo downloaded on google is in the landscape status. In Androidmanifest. xml, I simply change Activity to a vertical screen. android: screenOrientation = "portrait" Although the screen is positive, the

A summary of Handler. Message: contains the Message ID, the Message processing object, and the processed data. MessageQueue queues in a unified manner and is eventually processed by Handler. Handler: the Handler responsible for sending and