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Google opened the App source code for this year's I/O conference to help Android Developers Although this year's Google I/O 2014 conference has ended, the I/O 2014 Conference App dedicated to serving participants has not been ruined, now Google has opened the source code of the I/O 2014 App. As a development templat

application from the network:After the download is complete, the installation method of Packagemanager is automatically called InstallPackage ()The InstallPackage () function of the Packagemanagerservice classThis is done by Packagehandler instance Mhandler.sendmessage (msg) to the class Handlemessage () method that inherits handler ... Finally came back to the same place as the boot installation. Call the unified method with the power-on installatio

Because the H5 page in the mobile side of the compatibility and extensibility of the advantages, but also for the application of the H5 page embedded in the app's flexibility has greatly improved (such as activities, game updates, etc.), app development inevitably need to load some H5 page, but the Android client page content of the typesetting, collation, Interactions, and so on, may cause unexpected probl

Baidumap-trafficassistant?? The project is based on the Baidu Map SDK development of a traffic assistant app, has been launched on-line pea pod, Meizu application market, Sogou mobile phone assistant and many other Android application market. At the moment I decided to open up the project to provide services and facilities for more Android

Android App patch updates and androidapp Patches I hope you will forgive me for having been busy for the last week. This week, I suddenly fell idle. When I had time, I reconstructed the code and accumulated some avant-garde technologies. So today, I will share my research on the past few days. Mobile Internet focuses on user experience and Rapid Product iteration. Through user feedback and user behavior tra

first, then:1. Add the following XML code to the Androidmanifest.xml, where you can refer to the above:2. The followingandroid:configChanges="orientation|keyboardHidden"添加到默认的activity标签中。3. Then create a index.html document in the/assets/www/directory with the following contents:4. Join jquery mobile support to download: http://jquerymobile.com/blog/2012/01/26/jquery-mobile-1-0-1-released/#download,Now the

Because companies need to access Google's in-app payments (that is, Google's In-app billing V3), access to a lot of articles in the process, but also encountered a lot of problems. So I would like to share with you and the exchange of ideas, good nonsense not much to say below we began to access Google's in-app payment.The first step: getting Ready for workFirst

A mobile internet company, in the final analysis, to make a profit always need to pay users, the development of their own payment system for the limited resources of the company is clearly unwise, there are many mature mobile payment providers, Ali is one of them. The author summarizes the next Ali's payment treasure Android SDK payment access process, for later reference. The access process is as follows: 1 Sign up to become Alipay merchant Signe

Microsoft in 2015, related tools developed by Cordova have been integrated, and Apache Cordova 4.0.0 is supported. You can easily develop Android, iOS, and Windows Phone applications directly. At the same time, this preview version also integrates the Android Simulator for Android development and debugging.The demo part of this blog post will also focus on

, and the project is not perfect, for example, after querying the word to do other functions of the operation again return the word query function before the data can not be saved, the user experience is not good. Here of course I also know some solutions to save the current fragment state, but I still lazy. Laziness is really an old enemy.There is not enough detail on the article, but the main code has been written. I know, sometimes solving a function is not the function itself, but to prevent

In Android, AsyncTask downloads files in the background and displays the download progress from the drop-down menu. androidasynctask During development, you always need to download files from the network, and sometimes you need to display the download progress in the drop-down menu. Now I have written a Demo that encap

The following original, transfer please indicate the source, thank you for your cooperation!Introduction: NAT123 is a very powerful tool, and the use of the very simple, really to help users ignore the internal and external network of the construction station services.Here is a brief introduction of how to build an intranet WCF service with NAT123, and then use an Android app to make calls to it, because NA

The performance test simulates various normal, peak, and abnormal load conditions through automated test tools to test the system's performance indicators. And the performance of the app is getting more and more attention, let's introduce the performance test method of the app. However, the performance test is a reference value, and no matter what test method is impossible to accurately test the actual perf

Https://www.jianshu.com/p/af37c1c588c4Recent development encountered a problem, when the app upgrade, other phones can be upgraded, download the installation package, skip to the installation page for the new version of the installation. However, there is a user response, Huawei P10 and Huawei Mate 9 upgrade, how can not jump to the installation page. At first I thought it was the problem of the Huawei mobi

Reference: 1, Lao Luo's Android tour http://blog.csdn.net/luoshengyang/article/details/66897482,Android core analysis/HTTP Www.linuxidc.com/Linux/2011-04/33966.htmAndroid System Start-up:We want to have a picturesystem architecture Diagram:One, the above with git download the compilation process slightly off, directly to see the final product of our build. The mo

= BitmapFactory.decodeResource(getResources(), R.drawable.droids); photoPrinter.printBitmap("droids.jpg - test print", bitmap);}After the above method is called, the Android print interface will appear, allowing the user to select a printer and its printer options, the user can choose to print pictures and cancel the operation, when the printing begins, the system notification bar will display a print notification reminder.Two printed H

test: Android Download and install more platforms and tools and channels, iOS mainly have appstore,itunes and testflight download;7, upgrade test: can be upgraded the necessary condition: the old and new version has the same signature; the old and new versions have the same package name; there is an identifier to distinguish between the old and the new version (

in MyApp, you only need to embed the hyperlink Protocol scheme agreed with the Android client in the webpage. Then, when you click it, you can jump to MyApp. Question 1: If you have installed MyApp, you can click the webpage to jump to the page. If MyApp is not installed, WebView will prompt that the page cannot be found. When creating a webpage, you can check the webpage. If MyApp is not installed, the page will be redirected to the application

(Intent.action_pick, Android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI); Startactivityforresult (Intent, Request_pick_photo); Start OCR applications and do OCR after taking picturesTo get high-quality images, add a picture path to the intent. Once returned, you can decode it directly using the image path: Privatevoiddispatchtakepictureintent () { Intenttakepictureintent=newintent (mediastore.action_image_capture); //ensurethatthere ' Sacameraactivityto handletheintentif ( Takepictu

Android learning notes: AsyncTask implements file download tasks. androidasynctask (1) This file is mainly used to demonstrate how to download images from Asynchronous tasks. (2) The layout code is as follows: An ImageView is used to store the downloaded image, and a Button is used to start asynchronous task download.