Android Process Communication, ibinder Model

Inter-process transmission of class objects, more efficient is the use of parcel; then combined with ibinder to form a communication model, more timely and efficient than broadcast, and more secure. What is ibinder? First, you must understand that

About android game resolutions

I use HTC G7 with a resolution of 480x800, but only 320x480. Because my game is a map grid of 40x40. It is reasonable to say that 12x20 grids can be displayed, but only 8x10 grids can be displayed. The same is true in the wvg800 simulator. This

Android lock Design

ProgramName: Mobile Phone program lockVersion 1.0Website: : Applock is a security tool for encryption applications on Android. It is easy to operate and efficient. You can lock Multiple software programs

Properly configure product_locales for Android to reduce your system load

The product_locales parameter is used to control the specified package resource file.Reasonable configuration of this parameter can reduce the size of the compiled APK file, thus saving system space. Product_locales is specific to

Android edittext input listening, dynamic acquisition of input characters

Sometimes we may use the constant listening for the edittext input characters, the number of listening characters, and some regular expression processing. The following methods can be implemented: What I do is synchronize the data input by

Compile Android program with ant

This article mainly involves creating Android projects, updating existing projects, and ant compilation projects. I. Prepare ant Download from ANT Official WebsiteHttp:// environment Configuration:1. Decompress the ant package

Android LAN feixun: chat, file delivery, and walkie talkie functions!

The mobile LAN feixun tool integrates information chat, File Sending and receiving, and voice calls. The software is developed based on the Flying Pigeon book on the computer, in daily work and life, each person's cell phone will save some of

Android 3d cube restoration 3d cube source code download

Program name: Magic CubeVersion: 2.0 Website: Csdn download channel: Introduction: FancyCube is a 3d visualization software that allows you to play in the palm of your hand.

Android arcade simulator mame4droid source code, you only need to add your own ROM can be released to the Android Market.

Android arcade simulator MAME4droid source code, you only need to join the rom can be released to the Android Market, you can start to make money. In order to make money, the apk displays a million-plus advertisement, that is, you only need to apply

Android's definition of color and opacity

The color and opacity (alpha) values are expressed in hexadecimal notation. The value range of any color is 0 to 255 (00 to ff ). For Alpha, 00 indicates completely transparent, and FF indicates completely opaque. The expression order is "aabbggrr",

Recording-boot. img for android

Create boot. img ---- original by jacklce (This method is suitable for android Developers. For more information, see the source) 1. Copy the packaging tool from out \ host \ linux-x86 \ bin: mkbootfs, mkbootimg 2. Copy the source file ramdisk.

Two-day Summary of Android

On weekends, you can modify bugs and add features for the last software release. 1. Added multi-language support. Add the values-zh-rCN directory corresponding to values. The internal xml file is the same as the values file, but the file name is

What you don't know about android (1) sudden death of the android Program

  This window is very depressing for a beginner of android.     For any language, the biggest possible cause of this problem is the reference of a null resource, which contains an empty image, a blank form, a null pointer, or reference.   I. Error

Relationship between Android screen Density (Density) and resolution

Android has the following screens: QVGA and WQVGA screens density = 120; HVGA screen density = 160; WVGA screen density = 240; The following uses 240 dip * 800dip WVGA (density =) as an example to list the screen resolution information of

Android modifies XML files

XML needs to be used to record data in recent projects. There are few articles on the Internet. DOM /*** Append content to the XML document * @ param instructions * @ throws ParserConfigurationException * @ throws SAXException * @ throws

Android APK file signature-keytool and jarsigner

1. Generate a keystoreLocate the location in the JDK binfile and enter the following name line: keytool-genkey-alias changebackgroundwidGet. keystore-keyalg RSA-validity 20000-keystore changebackgroundwidget. keystore (do not wrap in the middle),

Android custom access permission

Due to the relatively open design principles of Android, you may use intent or packagemanager to parse and process sub-classes that call other applications. Therefore, more security processing is required for some applications, ensures internal

Android Application Security-signature mechanism

Pay attention to android Application Security and pay attention to the android signature mechanism. We usually use eclipse to directly sign and do not understand the signature process mechanism. Let's get to know about it today. Android signatures

Android selects TextView text

I read a post on the Internet to learn how to freely select TextView text. I want to analyze the source code, but the network speed is not good. I can't open it online after I download the source code. I will post the implementation code, basically

Android program Security suggestions

If you want to ensure that your programs are more secure, you can use the following measures to improve program security: 1. Do not store sensitive data on external storage devices, such as memory cards. Store the user name and password in the

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