how to create vpn server on android

. If not, you can use your own computer to open the WiFi, and then the phone connection.6. In OpenFire, you can add users here so that your phone and computer can chat and interact. Or use two phones to test on the same LAN.7. Mobile login You create your own user or admin line. After landing is the chat interactive page. You can send messages to all users through your computer. You can also send messages on your phone.In this way, you can learn the a

Learning content: Example One, using the stringrequest implementation to get the string response of the server ... , What exactly are the requests that are implemented in Android volley that we need to use in development ... Volley realize things are not many, its main function is to implement asynchronous network request and picture loading, in fact, is asynchronous load parsing JSON data, asynchron

(). setParameter (CoreConnectionPNames. CONNECTION_TIMEOUT, 5000); HttpP Ost httpPost = new HttpPost (url); httpPost. setEntity (entity); try {HttpResponse httpResponse = httpClient.exe cute (httpPost); if (httpResponse. getStatusLine (). getStatusCode () = HttpStatus. SC _ OK) {return "File Uploaded successfully";} catch (ClientProtocolException e) {e. printStackTrace ();} catch (ConnectTimeoutException e) {e. printStackTrace ();} catch (Exception e) {e. printStackTrace ();} finally {if (http

S1= Rs.getstring ("Usrnam"); String S2= Rs.getstring ("FULLNAME"); Result+ = s1+ "-" + s2 + "\ n"; System.out.println (S1+" - "+S2); } rs.close (); Stmt.close (); Conn.close (); } Catch(SQLException e) {e.printstacktrace (); Result+ = "Query data Exception!" "+E.getmessage (); } returnresult; } Public Static voidMain (string[] args) {querysql (); }}Run directly to test whether the connection is successful;If a failed to

To submit data from the client to the server side:Use the get method to submit data to the server side, and put the parameter group behind the URL Address:Http://192.168.0.10:8080/web/servlet/LoginServlet? username=123password=123445Source Plate :Package com.itheima.qqlogin;Import Java.io.InputStream;Import java.net.HttpURLConnection;Import Java.net.URL;Import android.app.Activity;Import Android.os.Bundle;I

: #allow_anonymousModified: Allow_anonymous FalseStep Two:Locate the Password_file node, the node that tells the server where you want to configure the user to storeRemove the preceding "#" and write the path to the Pwfile.example file in the back, note: is the absolute path. For example:Before modification: #password_fileModified: Password_file/etc/mosquitto/pwfile.example (the address is filled in according to the actual location of their files)Step

Preface: First of all, I think this example is very simple. As an android engineer, it is necessary to understand or develop the server background, write some interfaces, and so on, because the technology changes very quickly, but they all have some commonalities, in the process of constantly learning the language, discover things that do not change, to improve yourself. Recently, I think PHP is quite simpl

Org.apache.http.params.httpconnectionparams;import Org.apache.http.util.entityutils;import Android.util.Log; public class NetworkService {private static string TAG = "NetworkService";//private static string url_ip = Serverurl.serve r_adress+ "Userinfoservlet?"; /private static String url_ip = "http://192.168.1.231:8080/indoor/";/** * Frees resources */public static void Cancel () {log.i (TAG, " Cancel! "); /IF (conn! = null) {//Conn.cancel ();//}}//No parameters passed public static string Getp

PHP Development for Android Server use create dynamic cache Why you should have a cache: reduce database server stress. A. Static cache: Static files saved on the server disk, with PHP generated data in a static file PHP Operation Cache: 1. Generating the cache 2. Get the ca

ImportJava.security.SecureRandom;ImportJavax.crypto.Cipher;ImportJavax.crypto.SecretKey;Importjavax.crypto.SecretKeyFactory;ImportJavax.crypto.spec.DESKeySpec;Importorg.apache.commons.codec.binary.Base64;Importorg.apache.commons.codec.binary.StringUtils;/*** Tool class for encrypting and decrypting the message body when the client communicates with the server *@authorLiutao **/ Public classDesbase64util {/*** Password length must be a multiple of 8*/

I. Building the environment in the Java EE project1. Importing related JAR Packages2. Build the relevant packages and classes3. Simple implementation of the methods in the classUser:Declares the following properties, implements the parameterless constructor and the parameter constructor, and the respective get and set methodsUserdao:Userdaoimpl:Jsonservlet:Second, the processing of the server-side return JSON data in the

(0);Ss[1]=crraylist.get (1);Ss[2]=crraylist.get (2);Ss[3]=crraylist.get (3);Ss[4]=crraylist.get (4);Ss[5]=crraylist.get (5);Ss[6]=crraylist.get (6);Ss[7]=crraylist.get (7);return SS;}Public listlistArraylist.clear ();Brraylist.clear ();Crraylist.clear ();Crraylist = Soaptest.getwebservre ("Selectstuall", ArrayList, brraylist);/*hashmapTemphash.put ("S_name", "name");Temphash.put ("S_age", "age");Temphash.put ("S_sex", "gender");List.add (Temphash); * *for (int j = 0; J hashmapHashmap.put ("S_na

First to download Base64.java file http://iharder.sourceforge.net/current/java/base64/Copy the code into project.Then on the code:Android Side code:private void Setpictoview (Intent picdata) {Bundle extras = Picdata.getextras ();if (extras! = null) {Mbitmap = extras.getparcelable ("Data");View_images.setimagebitmap (MBITMAP);Logutil.i ("Run Reg", "Run Now?") ");Bytearrayoutputstream BAOs = new Bytearrayoutputstream ();The Bitmap-byte throttle output Bitmap.CompressFormat.PNG compression format,

Recently encountered a need to create an HTTP server in the app for browser invocation, using the next open Source Micro HTPP Server framework: NANOHTTPD, Project address: https://github.com/NanoHttpd/nanohttpdDirectly on the codepublic class Httpserver extends nanohttpd {public httpserver (int port) {super (port); } @Override public Response serve (ihttpsession

The simplest use of the server to download images to the client, just beginning to contact, record, and hope to help new people.Before reading this article, you can read these two articles firstError loading Web project times: Tomcat version 6.0 only supports EE 1.2, 1.3, 1.4, and Java EE 5 Web Modulhttp://blog.csdn.net/harryweasley/article/details/45723443Eclipse cannot start Tomcathttp://blog.csdn.net/harryweasley/article/details/45723437Reprint Ple

Create a new file with extension JSON, such as One.json ()Then enter the following content{"Item": {cHTML>bag id=item suffix=0> we name=name>PotatoesWe> we name=price >1.24We> we name=Unit>KGWe>bag>bag id=item suffix=1> we name=name>ShirtWe> we name=price >68We> we name=Unit>ThingWe>bag>bag id=item suffix=2> we name=name>CokeWe> we name=price >2.20We> we name=Unit>BottleWe>bag>bag id=item suffix=3> we name=name>BookWe>

logininfo = sb.substring (0,sb.length ()-1);Dout.writeutf (Logininfo); Returns the user's basic information}else{//Login failedString Logininfo = "Dout.writeutf (Logininfo); } }MEALSVR's message, 2014-7-9else if (Msg.startswith ("Message print order for query 2014-7-9msg = msg.substring (15); Extract ContentString [] sa = Msg.split ("\\|"); Split stringBoolean result = Dbutil.queryprint (sa[0]); Query whether there is a need to print ordersif (result) {//There is an orderDout.writeutf ("Dout.fl

I have summarized the problems and methods that are often difficult to solve in Android. Through exploration, it is generally a newly installedProgramThe ADB port is used for the moment. Services will be started when the new version of peas are clipped to the background, leading to the failure of ADB to start normally. 1. Error:Build failedD: \ workspace \ Ganji \ build. xml: 144: the following error occurred while executing this line:D: \ worksp

Project Package Generation APK process:1. Generate signature file and specify location2. Use the generated signature file to create an APK for project packagingThis article address: http://www.cnblogs.com/wuyudong/p/5903312.html, reprint please indicate source address.Generate a signature file and specify whereProject Right click-->androidtools-->export Android ApplicationNextNextNextUse the generated signa

#!/bin/SH#ROOT_DIR=/backup/Prj_name=6592wetcustbrr_name=MYDEVCD $ROOT _dir$prj_name"/"Echo ">>>>>>>>. Repo clean. "Repo ForAll-C git Reset--Hardrepo forall-C git clean-XfDEcho ">>>>>>>> repo abandon. "repo abandon $BRR _name#Echo ">>>>>>>>: Run repo sync >>>>>>>> start"RepoSyncEcho ">>>>>>>>.. create Branches:stm_ics_tyapps_cust_dev >>>>>>>> "repo start $BRR _name-- AllEcho ".... rm out dir"RM-rf./outCollaborative development of