unrar file on android

These two days when the widget was developed with the WAC SDK, Eclipse's Consle encountered the following error while starting the Android emulator: Copy Code code as follows: [2011-11-27 22:08:49-ddms]transfer error:read-only File system Then the widget cannot be installed and executed! In reference to the official forum on the same issue after a post, there is no real solution (main

Document directory 1. Step 1: Set the simulator to support sdcard Step 2: Set permissions in the Application Note: Suggestion: There are multiple ways to store data, such as database storage, sharedpreferences storage, and file storage; Here we will introduce the simplest file storage method; In simple terms, file storage is the IO stream in the general

Resource Access in Android Resources in Android refer to non-code parts and external files.Generally, native files are stored in assets. For example, MP3 files cannot be directly accessed by Android programs. They must be read in the form of binary streams through the AssetManager class.Resources in res can be directly accessed through the R Resource class.The R

Use the android packaging tool (aapt) to combine Dex files, resource files, and androidmanifest. xml files (in binary format) into an application package (APK ). When optimizing the android Dex file, you must note that the DEX file structure is compact, but we still need to find ways to improve the running speed of

Finally: Implement the SD card file browser Technical analysis: The main controls used:Listview How to fill in the listview control, you need to traverse all the files under the entire SD card. If you traverse a folder, first obtain all the files under the folder, then we can fill all the files in this listview, so we can repeat it. How can I get the modification date of a folder or file? The

filtered getname () The string returned whether there is ". /”：2, dynamic link library file libdolphin.so, and is not placed in the Application Data Lib directory, but placed in the files directory:The place where the load is used is the searchredirector in the Com.dolphin.browser.search.redirect package:The app uses System.load () to load libdolphin.so instead of system.loadlibrary (), in Android, System.

For Android to use the file system to read and save the file, refer to the java.io package below for the relevant package.1) Select internal Storage (Internal Storage) or external storage (External Storage)Android device has two storage areas: internal storage and external storage space, as the name implies, internal s

is part of the media/download system.These test keys is used strictly in development, and should never be assumedTo convey any sort of validity. When $BUILD _secure=true, the code should notHonor these keys in any context.Signing using the OpenSSL commandline (for Boot/system images)--------------------------------------------------------------1. Convert pk8 format key to PEM format% OpenSSL pkcs8-inform der-nocrypt-in testkey.pk8-out Testkey.pem2. Create a signature using the PEM format key% O

is part of the media/download system.These test keys is used strictly in development, and should never be assumedTo convey any sort of validity. When $BUILD _secure=true, the code should notHonor these keys in any context.Signing using the OpenSSL commandline (for Boot/system images)--------------------------------------------------------------1. Convert pk8 format key to PEM format% OpenSSL pkcs8-inform der-nocrypt-in testkey.pk8-out Testkey.pem2. Create a signature using the PEM format key% O

There are two methods: 1. CodeAs follows: IntentIntent = newIntent ();Intent. setaction ("android. Intent. Action. View "); Uri content_uri_browsers =Uri. parse ("content: // com.android.html fileprovider/sdcard/123.html ");Intent. setdata (content_uri_browsers );Intent. setclassname ("com. Android. Browser ","Com. Android. browser. browseractivity ");Startactivi

Tagged with: Peer technology BT Edge-to-peer Android BT downloadCan Android mobile phone be able to implement BT file side-to-bottom broadcast? An analysis of the feasibility of a PC-like download-side playback technology for Android mobile phonesPC-side implementation of the BT fi