most popular android applications

The generated Android application APK file is best optimized because the essence of the APK package is a zip-compressed document that optimizes the orderly arrangement of uncompressed data in the package, reducing the memory consumption at the time the application runs. We can use the Zipalign tool for APK optimization. Zipalign is an important tool for optimizing APK applications, according to the

The most important module of the Android program is the network part, how to download data from the network, how to upload the processed data to the network, is often the key link of the Android program. Android Native provides two types of network access based on HttpClient and HttpURLConnection. The use of these two ways to write network code, need to consider

(widthneed, x);//after adding this sub view, leave the maximum widthHeightneed = Math.max (heightneed, y + currentlineheight);//compare to the last, leave the maximum height} setmeasureddimension (Widthmode= = measurespec.exactly?Widthmax:widthneed, Heightmode= = measurespec.exactly?heightmax:heightneed); } @Overrideprotected voidOnLayout (BooleanChangedintLintTintRintb) {intWidthmax =getwidth (); intx, y; X= 0; Y= 0; View child; intleft = 0; inttop = 0; intCurrentlineheight = 0; for(in

the current resolution of your display. Show Android navigation bar: After this option is selected, the virtual device enables the Android navigation bar function, which contains three Android buttons: Back, Home, and recent applications ). Execution window The above is the running window of the virtual device. Here

Talk about the recently popular android mobile phone virus "XXX (host name): ht: // ********** XXshenqi.apk" is a recent mobile phone virus outbreak. The host receives such a text message, it starts with the name stored in the sender's mobile phone address book and then allows the recipient to open a webpage link. Actually, a friend familiar with android can und

Android's most popular quick development framework: androidannotations The previously introduced xUtils is a fast development framework in China, but its annotation mechanism is not too stable and there are few annotations available, today, I will introduce you to a foreign framework that focuses on Annotation development and simplifies Android code writing. Because the configuration precautions are complic

, suddenly he did not want to pass, on the way to intercept down.And in our Android Touch event delivery mechanism is similar to this, the idea is almost, there is a saying, design comes from life. There are three main ways to deal with touch events:Dispatch Event Public boolean dispatchtouchevent (motionevent ev)//Intercept Event public boolean onintercepttouchevent (motionevent ev)// Handling Event Public boolean ontouchevent (Motionevent event)When

As an Android developer, I believe that everyone has a deep understanding and understanding of the running requirements of the native Android simulator, and must be very skilled in its operations, the native simulator is quite simple to configure. The only drawback is that it is too slow to start. The waiting time is really confusing. Now all these are cloud-based for Genymotion, we can directly kill native

application with the highest user recommendation degree on the Android Market. It explains each question step by step and tells you which step is incorrect. For our ageAndroid applicationsPlayers do not need to study mathematics, but they can use it to train their hands. They can consolidate the knowledge they have learned before and learn new things in a gentle manner. 3. CueBrain To improve your language proficiency, try CueBrain, which provides m

Android AD Alliance solution:Android Message Push solution:Android App Security Solutions:An Zhouyun Development Solutions:Android Statistical analysis Solution:Android back-End storage solutions:Android Map Positioning Solution:Android App test solution:Android Code Managed Solutions:Andoring Video Solutions:Mobile Payment solutions for Android:Android Social Issues Solution:Android Automatic Update solution:Android File storage solution:Android Ligh

In general, there are 8 common Android design patterns: Singleton, factory, observer, Agent, command, adapter, composition, visitor.Singleton mode: In order to make the system only one call object, the disadvantage is that the singleton makes the other program rely on it excessively, and the different singleton runs in the different process, makes the maintenance difficult;Factory mode: The production of some fixed things, such as abstract class, the

Genymotion Overview Genymotion is a complete set of tools designed to provide a virtual environment for Android. Developers, testers, sales staff, and even game players can gain many practical advantages. It can be used in most operating systems: Windows, Linux, and MacOS X. It is easy to install and has powerful functions: Follow the simple installation process guide, select an Android virtual device, and

For layered systems, when you first get to know the application build process from a macro framework level, it helps to form a clear concept of your new system.1. Android Application Building Framework :This involves the relationship between activity, layout, and registration. Understanding these three, will be the implementation of the application of the process to understand the heart.2, application access to the underlying hardware program composit

Android developed tool class can be very good to encapsulate some common operation, later use is also very convenient, I used the tools I often use to share to everyone.Filecache:package com.pztuan.common.util;import java.io.file;import android.content.Context; public class Filecache {private File cachedir;public Filecache (Context context) {//Judgment external memory SD card mount status, if mount is normal, create SD card cache folder if ( Android.o

Three Popular progress bars for Android custom ViewOverview: You can use the onDraw () method of the custom View to draw many types of images. The progress box is only one of them.Demo This is a demo of simulated download.Gradually filled circle progress box from the center Demo1 Public class FirstProgressView extends View {private int width; private int height; private int progress; private int maxProgres

Android: an efficient UI is a popular UI (2)Preface in the previous blog, I introduced two methods to optimize the UI design. The first one is to use as few components as possible to implement the layout function, the second is to use the

In Android project development, there will be real conflicts between the later feature expansion enhancement and the main program code change, that is, the flexibility of the program. The Linux platform's security mechanism, coupled with the special Dalvik mechanism, and various permission barriers make it difficult to develop a flexible and variable program, unlike the PC platform. Here we can actually use the extension method in traditional software

Talking about Android Application protection (I): The basic method for reverse engineering of Android applications, and talking about android There are many methods and ideas for unprotected Android apps to conduct Reverse Analysis and attacks. By using some basic methods, y

and Android file systems should we use during development?This question will be answered later. 4. We officially recommend using eclipse + ADT to develop applications. Our helloactivity program is also developed here. When we import the project under the android source code/packages/apps/into eclipse, the error that cannot find the package usually occurs. So

Android cainiao Study Notes 30 ---- use Baidu map API for Android (I) preparations and display maps in applications, and android Baidu map api 1. Preparations: Baidu map API is open for free, but you need to apply for API Key: 1) register a Baidu developer account first 2) Enter Baidu open service platform http://devel