how to open apk files on android

Android apk incremental upgradePreface Although this article seems very simple, there are many problems encountered in the experiment. For example, the ndk compilation error under andorid studio, which is the final feasible method presented in this article.The required resources bzip2 bsdiff ndk two different versions of the test apk principle on the server side,

ndk-build.cmd, working directory Select the JNI folder path under Project, choose Browse WorkSpace here,Switch to the Refresh tab and select the followingSwitch to the Build Options tab and select the followingFinally, don't forget to click OK, back to the properties, the current new Ndk_builder up to the topIn this way, the NDK's build environment is configured.The application.mk file under 3.jni needs to be modified to App_abi: = Armeabi armeabi-v7a arm64-v8a ... Added the arm64-v8a4.Project

B's menifest file to declare the use of the appropriate permissions, App B sends the message, a is not received.In addition, you can also add android:protectionlevel= "signature" When declaring permissions in App B's Menifest file, specifying that app B can only receive messages sent by apps signed with the same certificate.The mutual invocation of data between the two Android apps is an issue that we often encounter, and this article focuses on the

A good feature in eclipse is that I open a aactivity, and in project on the left, it automatically navigates to the same directory as the current file. But it won't be automatically positioned in Android studio.That's how the Android studio quickly navigates to the directory where I'm currently opening the file, and I opened the myactivity file, which is in a lon

definition of this button?"Then we look at the results:At this time we actually found this ID in the resource file definition, this ID value corresponds to the 0x7f05003e.Of course, in addition to this approach, we also have a way to quickly find the ID corresponding to the integer value, that is, in the values/public.xml file after the anti-compilation:This file is very useful, he is the whole apk in all the resource

Now there are more and more users using android and apple, so the server does not support apk and iphone file downloads. We usually click to automatically save it as a zip or rarfile, next I will introduce how to configure apache/iis/nginxto support .apk file download. The server iissupports. APK File Download settings

certificate file Fantongyo.keystore 3. Re-sign the APK document Enter in cmd: Jarsigner–verbose–keystore fantongyo.keystore–signedjar fantongyo_signed.apk fantongyo.apk Fantongyo.keystore /* Explanation: * ^, { K1 Z. m* p/m+ K5 N5 Hjarsigner is the Java Signature Tool # K8 ~% s# Y. @6 P -verbose parameter representation: Displays the signature details -keystore represents the use of Fantongyo.keystore signed certificate

Today I ' d like-to-share with your My findings about how a existing APK file can be modified.An. apk file represents the mobile application as it's installed on a mobile device, like smartphone, tablet, wearable, E Tc.Such an. apk file was a simple archive, can be opened with any packager like e.g. WinRARSo your can easily o