file compressor for android

The example in this article describes how Android uses a vcard file. Share to everyone for your reference, specific as follows: FileOutputStream OS = null; try {os = VCardTest.this.openFileOutput ("android.vcf", mode_private);} catch (FileNotFoundException E1) {//TODO Au To-generated Catch block E1.printstacktrace (); } OutputStreamWriter writer; try {writer = new outputstreamwriter (OS); Vcardcom

(Partial draft) We are working on an android file manager, and the code is basically complete. However, due to process-oriented development, the amount of code in the later stage has been increasing, and bugs have frequently occurred. It is very complicated and difficult to modify the code. So I want to re-integrate and code the project from the demand analysis. This is the first write requirement analysis,

Previous topic Android Development Network Request Communication Topic (i): Request communication based on HttpURLConnection we explained how to use HttpURLConnection to achieve basic text data transfer. Generally in the actual development we can be used to transfer XML or JSON-formatted data. Today we will explain another way of HTTP network request: HttpClient, and implement file upload and download.Here

Android environment is finished, directly is a HelloWorld program, see "Android" with Adt-bundle under Linux easy to build Android development environment and Hello World (click the Open link), This makes it difficult for many people to sort out the basic structure of an entire Android project. In fact, the

The general process is divided into the following six steps: 1. Install java_jdk 2. Configure java environment variables 3. Update the android sdk 4. Release the apk file from Unity3d 5. Create and run the android Virtual Machine 6. Install the apk file on the android virtua

This article briefly introduces how to use the ant script Android project to compile and package it into an APK file and install it on your mobile phone. Main steps: 1. Generate the R. Java file: Use ant and command line to generate R. Java using the aapt. Ext program provided by Android SDK.2. Generate the. aidl

The android getView method is not executed because the layout file does not display the list. One reason is that the layout file does not display the position in the list. For example, the following Layout Android: id = "@ + id/list_find" Android: layout_width = "mat

Android reverse journey --- explanation of the SO (ELF) File Format1. Preface Starting from today, we have officially started our Android reverse journey. We should be familiar with reverse engineering knowledge. The reverse engineering field is a challenging and mysterious field. As an Android developer, everyone want

1 Log File Classification introductionThe main real-time printing is: Logcat main,logcat radio,logcat Events,tcpdump, there will also be a high-pass platform QXDM LogStatus information: adb shell cat/proc/kmsg, adb shell dmesg,adb shell dumpstate,adb Shell dumpsys,adb Bugreport, engineering mode, etc.2 Log Crawl DetailsL Real-time printingADB logcat-b main-v time>app.log Printing application logadb logcat-b radio-v time> radio.log print RF related LO

Android init.rc File Brief Introduction The init.rc script is parsed by the first user-level process init of Linux in Android. The init.rc file is not a normal configuration file, but rather a file written by a script called the

Android http File Upload-local + server one-stop Analysis Local: Let's take a look at the project structure. MainActivity. java Package com. huxq. uploadexample; import java. io. file; import android. annotation. suppressLint; import android. app. activity; import

For example, the Login program of Android and the Helloworld program of Android cannot run a correct program correctly. It has been depressing for a long time, finally, after a test, the program of the self-built project was successfully run in the Android simulator. The following is a summary of the procedure startup interface settings: In the

This article examines the Android Camera subsystem from the process/file perspective based on Android 4.2.2. The overall architecture of the AndroidCamera subsystem is divided into two parts: Client and Server. They are built on the basis of the Android inter-process communication mechanism Binder. WP U0_a142126 211

1. When importing a new Android project, a red exclamation point appears on the project name, and the program cannot run. Cause: the package path pointed to in classpath in the project is incorrect. Solution: Right-click the project name and select properties, and then select the libraries option in Java bulid path. The path marked with red X is the Error Path. After deletion, use add external jars to add the correct path. Click OK and refresh it in p