Android

The APK network signal info cannot be installed and the shared library is missing. By searching on the Internet, it is confirmed that the GMS package is missing. That is, you must add the file package of the add on attribute to your project. The

Indicate the source and author's contact information during reprinting.Article Source: http://www.limodev.cn/blogAuthor contact: Li xianjing A friend played with the broncho A1 lock screen. As a result, the mobile phone is locked and the Google ID

Use proguard to confuse Android source code 1. APK file obfuscation method See: Android: Develop/tools/proguard Android 2.3 code obfuscation proguard Technology Introduction 2. obfuscation of jar packages During the project, we will pack some public

Recently, when I was playing the 3G sports portal client, I saw the following effect: by clicking the event icon, there will be a larger icon ., very interesting. so I made a copy of it. This is the source image: In fact, a scaling animation is

Recently, the source code of the android built-in project is required. A search on the Internet is to be downloaded using git in Linux. Later, I found the GIT Download Method in windows. The procedure is as follows: 1. Go to

Speaking of handler in Android, let's first talk about the mechanism and principle of handler.1. Handler mechanism Principle   Handler:It is mainly used to process sending and receiving messages. It is used to add messages to a specific logoff

Android INIT process (2); Initialization language (init. Rc) Parsing The software version used in this article Android: 4.2.2 Linux Kernel: 3.1.10 This article and several subsequent articles will analyze the initialization (init) process of Android

1. Finish () method This method can end the current activity, but if your app has many activities, it seems a little too slow to use this method.In addition, there is also a method finishactivity (INT requestcode). For this method, first look at the

Next, let's take a look at the SAX Parser. In fact, it's similar to the pull parser. In fact, it's enough to learn and master an XML parser to complete the project, of course, it is not a bad thing to learn more. What do you mean? Come on! Let's

Android Dev Guide Series 15: user notification (2) Creation of toast notification Lazy bones (http://blog.csdn.com/iamlazybone) Create a toast notification A toast notification is a message popped up from the current window. It only occupies an

1. First, let's talk about the "prompt" -- Toast The so-called "prompt" is a simple message prompt box that cannot be clicked by users. It disappears automatically according to the time parameter settings in the code.   Create toast Method 1:

When using Android software, you often need to open the system settings or information interface to set related system items or view related system information, in this case, we can use the following statement: (for example, open the "wireless and

How to add new key to Android from kernel to Android framework and Android Application Test Kernel layer: 1: We use kernel matrix-keypad to register 3*3 key # Ifdef config_keyboard_matrix/* Gpio matrix keyboard */Static const uint32_t 89c64xx_matrix_

 CodecIntegration and video overlayAndroidCodec library stores all the content modified by multimedia in the prebuilt directory in the form of. So, without any source code.File. The implementation of video overlay mainly uses the fsl ipu underlying

The following methods are all tested successfully: 1. Use commands to simulate (1) simulate incoming calls 1. Open command line CMD and enter Telnet and press Enter.2. Enter o localhost 5554Press enter to connect to emulator.3. Enter GSM call 1365656

Today's content is mostly on the home page. Here we will first release some of the content because this class has more than 1000 lines of code and will be released twice.[Day 1]: Click to open the linkProduct download trial: http://download.csdn.net/

Reading DOC files in Android requires a third-party jar package tm-extractors-0.4.jar, the reading process is very simple Similar to common file stream operations, the following is a simple example: Package com. Word. read; Import java. Io.

The above two functions mainly refer to the blog: Http://blog.csdn.net/chenshijun0101/article/details/7682210 Http://blog.csdn.net/winlinking/article/details/6596455 Method 1: Press the return key twice to exit the program: Public class exit

Xmlns: Android = "http://schemas.android.com/apk/res/androidis This is the namespace of XML. With this namespace, you can use Alt +/as a prompt to prompt you about what you enter, what you should not enter, what is right, and what is wrong, it can

The music of a general Android app can be divided into background music and sound effects when you click various controls. The former is generally a relatively large music file, and the latter is generally a relatively small music. In Android,