best way to get music on android

it, displayed in the ListView control. In addition, the address of the song list is Http://files.cnblogs.com/liuning8023/Android_Music_Demo_json_array.xml, although it is an XML file, but the inside is the JSON format, This does not have any effect on the program, Cnblog does not allow uploading. JSON file. In summary, the demo 1, 2, compared to the demo 3, 4, only the way to get a list of songs, t

RT... I used to think Android Network Communication is amazing. Magic... I recently learned about the network. Now I want to summarize how to do it. Let's take an example to illustrate the principle. Let's talk about the usefulness of this Demo: 1. Users can access a webpage 2. the user submits the user name and password to the Http server and displays the submitted content on the Tomcat console. First, we will introduce how to access the webpage. Vie

Article Directory An overall function description Two-function implementation 1 getting pictures 2 uploading to the server and saving 3 Get the picture from the server and show Accessibility tools in the 4Common class I. Overall function descriptionGet the picture by selecting a picture from the album or taking a photo, then uploading the image to the server and reading the image from the server.Two

of the transformation, the following to demonstrate the results of the changes, we need an apk to do the test, we randomly get an apk, because here do not want to write a project script, Then replace the system's Proguard.jar tool with our modified Proguard.jar. So just get the Classes.dex file in the APK and convert it to a Classes.jar file. Then put it directly into the Proguard project to run .Iv. runni

Get the home button press message under AndroidUnder Android, it is not possible to intercept the home key message through events such as onkeydown, for reasons that have been explicitly stated in the Android documentationTranslation will not do, in short, the app can not intercept the Home button event (there was a high man in the 2.3 below the system, using the

First of all, if you are viewing the Android database file on a real machine, you have to get root permission, so there is no more talking about how to get it. May be the cause of the phone, I get access to the following mobile phone:Although the permissions in the data directory are open, the package permissions under

When java accepts get requests sent from the android client, garbled code is used to solve the problem. This afternoon, I encountered a very common problem. However, after N times, I couldn't find an effective solution, A simple and effective method is developed.The implementation idea is as follows:: (1) Before the android client sends a

　　For Androgang beginners, often imitate the project is the fastest way to progress, the actual combat to improve the level. Imitate other people's software when we need to have the picture of the software, so as to write the same software as the interface effect, next I want to record how I have just tried to get the Android software resource pack. because I am

and loop through each field insidefor (int i=0;iSoapobject soapchilds = (soapobject) soapobject.getproperty (i);System.out.println (Soapchilds.getproperty ("User_no"). toString ());System.out.println (Soapchilds.getproperty ("user_name"). toString ());...} Solution 2Yes, on the penthouse.You can debug while looking at the data obtained is not the corresponding solution 3If you are developing both ends of your own, it is recommended to use JSON, fast, small size, analytic gray often easy!Server:

ImportJava.lang.reflect.Field;Importandroid.app.Activity;ImportAndroid.content.Context;ImportAndroid.graphics.Point;ImportAndroid.util.DisplayMetrics;ImportAndroid.view.Display;ImportAndroid.view.Window;ImportAndroid.view.WindowManager;/*** Get screen width height tool class * Created by Administrator on 2015/10/21 0021.*/ Public classScreenutils {/*** Used to get the height of the status bar. * * @retu

BackgroundThe company recently requested to give me the responsibility of the app plus video recording and publishing features, I simply completed the basic recording and video compression function, and later found that the publishing interface needs to upload video, online search for information, here to organize a bit.Code implementation /** * Get the video file * * @param path of the path video file * @return Bitmap returns the obtained Bitmap *

GET/POST requests for Android-HTTP connections The Apache httpclient (Org. Apache. http. *) module is provided in the android SDK. This module involves two important classes: httpget and httppost.Creation steps: 1. Create an httpget (or httppost) object and pass the URL to be requested to an httpget (or httppost) object through the constructor; 2. Use the execute

Original from: Original addressBecause this error causes a lot of wasted time to find out why, so hurry up and record it.The process is this, when using Android to read pictures, is the use of Bitmapfactory.decoderesource (This.getresources (), r.drawable.base) whenThe size of the returned picture is not the same as the real picture size, for example, the picture is 700*450, but read out is 525*337. If you have encountered this kind of situation, plea

physical screen relative to the ground-ui the angle of rotation relative to the physical screen The way Android apps get the screen rotation angle is: int rotation = Activity.getwindowmanager (). Getdefaultdisplay (). Getrotation (); int degree= * rotation; Float rad = (float) math.pi/2 * rotation;DemoAccording to the above algorithm, I

difference between Httpclientpost and Httpclientget is that the HttpPost is to specify the data entity to commit, and the implementation here is like a map, so this is the most convenient way to have more parameters. listExample Public Staticstring loginbyhttpclientpost (string username,string password) {Try{HttpClient Client=Newdefaulthttpclient (); String Path= "Http://192.168.254.100:8080/web/LoginServlet"; HttpPost Post=NewHttpPost

("++mylog++density", "" "+density); LOG.E ("++mylog++densitydpi", "" "+densitydpi); //the second way to get pixel density getresources () intheight1 = Getresources (). Getdisplaymetrics (). Heightpixels;//width (PX) intWidth1 = Getresources (). Getdisplaymetrics (). Widthpixels;//height (PX)LOG.E ("++mylog++width1", "" "+width1); LOG.E ("++mylog++height1", "" "+height1); floatDensity1 =getres

+ end);Dos.writebytes ("Content-disposition:form-data; Name=\ "File\"; Filename=\ ""+ filename.substring (Filename.lastindexof ("/") + 1)+ "\""+ end);Dos.writebytes (end);FileInputStream fis = new FileInputStream (filename);byte[] buffer = new byte[8192]; 8kint count = 0;while ((count = fis.read (buffer))! =-1){Dos.write (buffer, 0, count);}Fis.close ();Dos.writebytes (end);Dos.writebytes (twohyphens + boundary + twohyphens + end);Dos.flush ();InputStream is = Httpurlconnection.getinputstream (