Some time ago, the company developed the javaee project and the website provided download for Android applications. The results showed that the APK files downloaded by many 3G online users were changed to zip files, but the database is stored in the APK file path, recently c
1. Error message:03-31 16:48:43.740:info/activitymanager: Start proc Com.android.packageinstaller for activity com.android.packageinstaller/. packageinstalleractivity:pid=620 uid=10026 gids={}03-31 16:48:44.749:warn/zipro (620): Unable to open zip '/data/data/ com.my.app/cache/myapp.apk ': Permission denied03-31 16:48:44.749:debug/asset (620): Failed to open Zip archive '/data/ data/com.my.app/cache/myapp.a
The corresponding location of the Conf/mime.types file under the Apache installation directory, plus the following line of statements, specifies that the MIME type of the APK file is application/vnd.android.package-archive:
The code is as follows
Copy Code
Application/vnd.android.package-archive a
1. Error descriptionToday, after compiling the app with Android Studio and installing the APK, the error is as follows:file build\outputs\apk\OYP_2.3.4doesnotonwhile Installing APKAs shown2. Solution1. Try the build-and-clean project again to compile, or invalid2. Invalid attempt to restart Android studioThen I went to
The following is a tool class. It uses recursion to scan the APK file on the SD card to determine whether the application has been installed on the mobile phone. If so, it determines whether the application can be upgraded. DetailsCodeAs follows:
/*** Obtain the APK File Information class on the mobile phone, ma
All users who have used Ubuntu know that zip files compressed in windows can be decompressed to the built-in archive manager in Ubuntu,
Chinese characters are garbled.There are several solutions in the online forum. Below are some solutions that I think suit me.
File: Decompress the ZIP
Reprint: http://blog.csdn.net/dingmingxin/article/details/6948673
Users who have used Ubuntu know that compressed zip files under windows are unzipped with the archive manager under Ubuntu,
will appear in Chinese garbled. Find a solution in the Internet jar, there are several kinds of oh, I think the following is suitable for my own solution
File:
(Conversion) Android calls the built-in File Manager to select files and obtain the path. android File Manager
Unlike the sandbox mode of iOS, Android allows you to browse local memory
installation package. In Windows, it is difficult to extract installed programs into an installation package. However, Android and Windows are very different. We can extract installed apps from Android as the Apk installation package. Let's take a look at how to do it.
Extract Apk directly from the root directory
APK.Jarsigner -.....--digestalg SHA1 ...JDK1.7 because the default signature algorithm changes, you need to specify the signature algorithm and the key algorithm. It's supposed to correspond to Keytool.-sigalg -keyalg Two parameters.===============Also about the SF RSA file name in the signed Meta-infoHowever, the default APK's meta-info name is CERT after the signature. SF and CERT. Rsa. I use Jarsigner signature is that This cert should not be Key
actual desired modifications inside the. apk file2. Sign the. apk3. Install the. apk on the device1. The resource in the. apkOpen the. apk file with WinRAR (IF-doesn ' t work, rename the file extension. apk to.
How to slim down your Android Installation File (APK)
It is an indisputable fact that the apk file of Android is getting bigger and bigger. In Android or the original version, the
How to slim down your Android Installation File (APK) and androidapk
Source Address: How to slim down your Android Installation File (APK)
It is an indisputable fact that the apk
Android development, the ADB tool is indispensable and sometimes unavailable. After you enter Android tools in Windows, you only need to enter ADB and then there will be a large ticket.
Command Prompt, then you can look at it, read it, and then you will understand it. Then you can refer to the android documentation, which is the best. The common estimation is as
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