file locker for android

Title, found a handy Android file Access tool--es File Manager, you can view the files in your phone in a browser under the same LAN1. Open the ES File Manager remote Manager on the phone,2. Make sure your phone and computer are on the same LAN (either wired or WiFi)Stick to my address:(1) My Computer's IP address (wir

Today production environment has a machine's hard disk full, troubleshooting found that my module in the/tmp/android-username directory left a bunch of shapes such as "emulator-1tph5l" files, occupy a lot of space.This module restarts several Android simulators repeatedly, creating a temporary file each time it is started, which looks like a copy of the system.im

This is my receive file code: Start can read to 1, but now it is not read, so add the red Word resolved (the code of the comment)File File =NewFile (Mfilepath, "Chetou.") +Entity.mediatype); if(!file.exists ()) file.createnewfile (); FileOutputStream Fos=NewFileOutputStream (file);//Save the received

Determine if the file exists: /*** Determine if the file exists * *@parampath File Paths *@return[parameter description] *@returnBoolean [Return type description]*/ Public Static Booleanisfileexist (String path) {if(Textutils.isempty (path)) {return false; } File File

* "File name:" + f.getname ()* "File is present:" + f.exists ()* "Relative path of File:" + F.getpath ()* "Absolute path of File:" + F.getabsolutepath ()* "file can read:" + f.canread ()* "File can be written:" + F.canwrite ()* "

The obfuscation configuration file in the Eclipse project is copied to the as in the confusing process that prompts the following errorSolution:Delete the from -libraryjars libs/***.jar your Proguard-rules.pro file.The reason is that the Build.gradle file is configured withdependencies {Compile filetree (include: ' *.jar ', dir: ' Libs ')}Inside has been added jar package, confused

Android parses the APK file on the SD card and android parses the sdapk public void parseApk(Context context, String apkFilePath){ PackageManager packageManager = context.getPackageManager(); PackageInfo packageInfo = packageManager.getPackageArchiveInfo(apkFilePath, 0); if(packageInfo != null){ packageInfo.applicationInfo.sourceDir = apkFilePath

Android -- extract file name from path, android -- Extract Method 1: Use the String classJava code Public String getFileName (String pathandname ){ Int start = pathandname. lastIndexOf ("/"); Int end = pathandname. lastIndexOf ("."); If (start! =-1 end! =-1 ){ Return pathandname. substring (start + 1, end ); } Else { Return null; } } Method 2: Us

each time through the output stream to the SD card to write files, connected to the computer, using MTP to simulate a mobile disk, open the disk but there is no such a file, and the way to see through the ADB, the cause of this phenomenon is that after each write, the MTP database is not updated, Because the update of the MTP database requires a large price ratio, so only in the restart, mount and the user manually send intent, so the

Steps1Get the path to the SD cardFile root =environment.getexternalstoragedirectory ();2Determine the path to the file to be writtenString path =root.getabsolutepath () + "/test2" + "/TEST3";3and turn the path into file.File file =new file (path);4 Creating a DirectoryFile.mkdir ();5 write the specified file in the spe

First assume developing A, and develop B, using SVN for project management. So a how can a lock file, prevent B modification.1, the first step, to the file lockComplete this step, then the file will not be locked.2, the second step, if B to the file modified a few lines of code, and then commit Development B commit fai

each time through the output stream to the SD card to write files, connected to the computer, using MTP to simulate a mobile disk, open the disk but there is no such a file, and the way to see through the ADB, the cause of this phenomenon is that after each write, the MTP database is not updated, Because the update of the MTP database requires a large price ratio, so only in the restart, mount and the user manually send intent, so the

Each time through the output stream to the SD card to write files, connected to the computer, using MTP to simulate a mobile disk, open the disk but there is no such a file, and the way to see through the ADB, the cause of this phenomenon is that after each write, the MTP database is not updated, Because the update of the MTP database requires a large price ratio, so only in the restart, mount and the user manually send intent, so the

Android Some older mobile phone comes with a browser that may not recognize the APK type of file, so on the file server side need to make the following adjustments:Solution One:On the IIS server, add one of the MIME types:File extension:. apkMIME type: application/vnd.android.package-archiveSolution Two:The server is deployed under Tomcat and is already configure

I recently learned about Android development and wrote a file downloaded from the web server.ProgramThe program can be downloaded successfully, but the downloaded files are found to be different from the file size on the server. According to the many programs on the internet, no problems have been found, finally, I found a bug. The problem occurs in a program wri

============ Problem Description ============Because learning needs to look at the old Luo's video about the data stored in the SD card to write the part of the file to almost completely comply with the knock code results on the pad test and expected to have a difference originally should be stored in the SD card file results ran to the pad to bring in memory go ...And then I tried to write the path directl

We often need access to the contents of the SD card in the development of Android, and because there are so many files, we want to search the SD card. This article gives an example of an Android development that demonstrates how to search for files in an SD card. Instance interface First let's see what the interface looks like when the program is running: Set the search directory in the first edittext,

The obfuscation configuration file in the Eclipse project is copied to the as in the confusing process that prompts the following errorSolution:Delete the from -libraryjars libs/***.jar your Proguard-rules.pro file.The reason is that the Build.gradle file is configured withdependencies {Compile filetree (include: ' *.jar ', dir: ' Libs ')}Inside has been added jar package, confused

One. Take the compiled. So library to the Android project, note that the folder structure can not be changed. Otherwise, the load library will appear to be unable to find the problem. The engineering drawing is shown in the following illustration: Two. Load a static library file in a Java file Note the static library load name, remove prefix lib and suffix.

1. init.rc File StructureFile Location:init.c:/system/core/initinit.rc:/system/core/rootdirFirst, the init.rc file is in modules, each module content is executed together, the module is divided into 3 types: on, service,Import. we can look at how the Init.rc file is written:1.Import Import/init.usb.rc Import/init.${ro.hardware}.rc Import/init.trace.rc The above