messaging apps for android

Mobile apps can be used as a tool for desktop apps to receive status information for desktop apps. Here's how to implement a simple Android program to receive the working status of a Windows scanner app. Reference: How to Push notifications to Android applications from Windo

Recently, the integration of real-time chat in the project, pick and choose, the final choice of the Ring Letter SDK for development, the main reason to choose the ring letter is the interface is convenient, concise, explain the document clear and understandable. The documentation has Android, IOS, and backend server, or it's very full. Ring Letter Official Website: http://www.easemob.com/ The purpose of this article is to explain how the ring lette

official communication, regardless of the status of the other party directly sent. This is the Flying Pigeon biography ~ Although UDP is less reliable than the TCP protocol, communication efficiency is higher than TCP. In the case of extremely poor speed, the UDP protocol is preferred, TCP is very convenient to use when the network speed is good. Using TCP in Java can be done by java.net.Socket; this classNext, the source code, for three thread subclasses, respectively, corresponding to the abo

("Looper", E.getmessage (), e); return false; } return Enqueuemessage (Queue, MSG, uptimemillis); Okay, let's take a look at post (): Public Final Boolean post (Runnable R) {return sendmessagedelayed (Getpostmessage (R), 0); The Getpostmessage method is the difference between two sending messages } The method is only one sentence, the internal implementation and the ordinary SendMessage is the same, but only a little different, that is Getpostmessage

/envsetup.shChoosecombo (select default Direct carriage return)Make-j2 There are also said direct so that I have no test: Make cleanMakeWhen the compilation is complete, start the virtual machine:./EMULATOR-AVD Androidname-system Out/target/product/generic/system.img Methods for compiling individual modules $.build/envsetup.shMMM packages/apps/contacts/sample Compile ContactThis generatesout/target/product/generic/data/app/

Before analyzing the Android messaging mechanism. Let's look at a piece of code first:public class Mainactivity extends Activity implements View.onclicklistener { private TextView statetext; Private Button btn; @Override public void OnCreate (Bundle savedinstancestate) { super.oncreate (savedinstancestate); Setcontentview (r.layout.main); Statetext

Android Material Design-Creating Apps with Material Design (use Material Design to Design Apps)-(0), materialandroid Reprinted please indicate the source: http://blog.csdn.net/bbld_/article/details/40400031 Preface This article is the first official material design document translation article. For more information about material design, see the Chinese version

In the previous article, "Android asynctask async task," we described how to use Asynctask to handle network traffic and UI updates asynchronously. In this article, you will use the handler messaging mechanism to handle network traffic and UI updates asynchronously.Google has referenced the Windows Messaging mechanism to implement a similar

In Android, messages are often used when information is interacting within or between threads, and these basic things can make it easier and better to architect the system and avoid some low-level errors if we are familiar with its internal principles. Before learning the messaging mechanism in Android, let's look at a few classes related to messages:1.MessageA M

The Java language is known as a cross-platform, which is not a language feature, but a reason to add the JVM to the middle. Formally this JVM, which causes Java applications to run slowly, has been trying to improve performance, but at least today, it is unlikely to be faster than c/c++,object-c. Also, the most significant aspect of improving performance is that the code generates a target code like C, which is then retained and then used directly for each subsequent run.If you change the struct

"Android Instant Messaging Development Summary " based on various common problems of IM andriod development, combined with the practice of instant communication technology of NetEase Cloud , I make a comprehensive summary of IM development.Related recommended reading:,Android Instant Messaging Development Summary (i)Mo

class has the following common methods:void Clear () to remove all valuesBoolean ContainsKey (String key) returns True if the object has a named valueint describecontents () describes value typesObject get (String key) Gets the valuevoid put (String Key,integer value) adds a value to the corresponding setIn the development of the small part of the development process of most of the content is borrowed from anychat this free development document for two times development. Anychat is available fo

user, and send push notification messages. In addition, a web server uses a lightweight HTTP server to receive users' Web requests. The main four components are sessionmanager, auth manager, presencemanager, and notification.Manager. Sessionmanager manages sessions between the client and the server, auth Manager manages client user authentication, and presenceThe manager is responsible for managing the logon status of client users, and the icationicationmanager is responsible for implementing t

timely implementation of the message line and real-time.3. Message Push Solution OverviewA, C2DM Cloud Push ProgramOn the Android phone platform, Google offers C2DM (cloudto Device messaging) services. The Android Cloud to Device messaging (C2DM) is a service that helps developers send data from the server to the

The most successful instance of IM instant Messaging should be,,, this time IM is built on bmob, borrowing the service side and IM, Android SDKTransfer:Andorid Quick StartDetailed Development documentationIm Quick StartIts document organization is not very good, I think basically is the three links are better, all the links from this pageHttp://docs.bmob.cn/android