electronic signature android

;/** * Countdown View * @author Cuiran * @version 1.0.0 */public class Countdownview extends Surfaceview implements Runnable, Callbac k,constants {private static final String tag= "Countdownview";p rivate surfaceholder Mholder; Used to control surfaceviewprivate Canvas Mcanvas; Declaration Canvas private Paint Mpaint; Declaration Brush private Thread Mthread; Declares a thread private static final int radius=10;//declaration sphere radius private static final int margin_top = 60;

Android package signature introduction, android package Why is the signature required ??? So many people develop Android, it is entirely possible that everyone will put the class name and package name into the same name. How can we distinguish this time? Signatures are dif

Android obtains the application signature in the Code. android code At ordinary times, the signature information is obtained by using the AS command... No signature has been obtained in the code ~ It's also an old programming. It's a little embarrassing if you haven't done t

Use the signature mechanism for program self-check-Android anti-cracking and self-check android Self-check program written in so Main Code Import in File Header #if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)#include Then write Java in cpp to call the c interface #if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID)extern "C"{JNIEXPORT jint JNICALL Java_org_cocos2d

To sign? So many people develop Android, it is entirely possible that everyone will put the class name and package name into the same name. How can we distinguish this time? Signatures are differentiated at this time. Because the developer may use the same package name to confuse and replace the installed program, the signature can ensure that the same name is used, but the packages with different signatur

This article mainly describes the theoretical knowledge about Android Application signatures, including: What is a signature, why is it necessary to sign an application, and how to sign an application. 1. What is a signature?If this is not a question in Android development, if it is in a common forum, I think everyone

Transferred from: http://blog.csdn.net/lyq8479/article/details/6401093This article focuses on the theoretical knowledge of Android application signatures, including: What is a signature, why to sign an application, how to sign an application, and so on. 1, what is the signature?If this problem is not in the Android dev

The Android system requires that all programs be installed with digital signatures. If no digital signature is available, the system will not install and run this program, whether it is a simulator or a real mobile phone. Therefore, before running the debugging program on a device or simulator, you must set a digital signature for the application. The

first, technical reviewFor security reasons, some applications will use their own signature information to protect the application layer, in order to prevent the application is two times packaging operations, has introduced a lot of application of signature verification blasting method, a basic principle can not forget: Global Search "signature" string , You can

Why should I sign it? There are so many people who are developing android that it is entirely possible that the name of the class and the name of the package will be the same. A signature is a distinguishing act at this time. Because the developer may confuse the replacement of the installed program by using the same package name, the signature can guarantee a