Android app check version update, download in the notification bar, update download progress, download complete automatic installation, as follows:
Check the current version number
The Versioncode in the Androidmanifest file is used to identify the version, where the server puts a new version of Apk,versioncode greater than the current version, and
Thank you for your delivery.According to the latest news, Google has started to provide android2.2 updates to Nexus One through OTA (over the air download. Because the update prompt is sent gradually, if you have Nexus One, pay attention to the update message in the status prompt bar. Maybe the next
that the update image you created can be installed on a device with a boot image in advance !!!
At the same time, an extended API is provided to the OEM so that the OEM can define some special operations and integrate them into the update process. for details, refer to the following implementation in nexus one in CyanogenMod:Extended Definition of releasetools i
Android GooglePlay store "error retrieving information from server [RPC: S-7: AEC-7]" SOLUTION
On the Internet, users log on to the Google account repeatedly.
Of course, I believe this will certainly be useful to most people.
But some people do not do well, because most of the results are [RPC: S-7: AEC-0] This erro
recommended to use HttpURLConnection, previously recommended to use Androidhttpclient.The comparison of XML parsing methods in 2.Android development, and its advantages and disadvantages? Dom,sax,pull parsing.The advantage of SAX parser is that the parsing speed is fast and the memory consumption is low.The DOM is stored in memory in a tree structure, so retrieval and update efficiency is higher. However,
#ontouchevent for processing.6.onInterceptTouchEvent is unique to viewgroup and can intercept events.When the 7.Down event arrives, if a view does not consume the event, then the subsequent Move/up event will not give itWhat are the implementations of 14.Android multi-threading?Thread AsynctaskThread can be pooled with loop and Handler to establish a message processing queueAsynctask can be used as a threa
Summary of problems encountered during android development [7] and android Summary212. Android WebView FAQs and Solutions
Http://blog.csdn.net/t12x3456/article/details/13769731213. Android check network connectivity on some tablets crash
Java. lang. NullPointerExceptionAt co
Place the school on the desktop-update the on-campus data Android desktop components in real time, on-campus android
Project address: https://github.com/hwding/AeolosXDUWidget
Seek for support ( ̄ 3 ̄)♡
Although Ben Xiaobai's school is XX Electronic Science and Technology University, the network infrastructure is really... each page used for query is not a set of s
/release/helios/sr2Select"Eclipse IDE for Java Developers, 99 MB.
After the download is complete, decompress it to the appropriate location (such as D: \ Android \ eclipse)3. Install the Android SDK
Download the latest Android SDK
Android-sdk_r13-windows.zip
After the download is complete, decompress it to an appropri
I have just started Android for more than a month. I wrote this demo test because the company needs to submit technical documents. I want to save it for later use! If anything is wrong, please let us know. This example is based on others' demos on the Internet.
Upgrade of Android applications (self-Upgrade)
I. Introduction:
Many Android applications have Version
Android development will be used in future work, so if you want to build a development environment, your laptop will be installed with win7
Prepare the file:
1. Download the Android SDK
Http://code.google.com/android/download.html
Windows 7 is installed in the same way as Windows XP.
2 download JDK6
Http://java.sun.
If all applications have version updates, how can they be updated? Today, we will introduce the entire process of automatic application updates.
The procedure for automatically updating a program is roughly as follows:
Program startup --> timely background check for updates ---> link remote server --> get new version information
--> Compare the current version --> if (updated) --> display the update prompt dialog box and display the updated content -
determine msg. the value of what indicates whether mThread has successfully obtained the image. If the image has been obtained successfully, you can use msg. obj gets this object.Finally, we use1 mImageView. setImageBitmap (Bitmap) msg. obj );Set the bitmap object of the ImageView to complete the UI update.
Supplement:In fact, we can also callView post method to update the ui1 mImageView. post (new Runnabl
future, the underlying layer is Win32 development created using C ++, but different configurations and compilation environments are available when it is finally released to different platforms. For example, the directory structure of the routine moonwarriors is:
Classes contains C ++ code, and the main part of the project is also the cross-platform part. Proj. Win32 is to use vs to develop a small amount of code and engineering configuration on the Win32 platform. Proj.
This is a transfer post: I personally tested it, the code is indeed available, you can also implement the function, there is a good reference value. Http://www.cnblogs.com/wangjianhui/archive/2011/06/15/2081705.html
Sometimes we need to modify the generated list and add or modify data. yydatasetchanged () can notify the activity to update the listview without refreshing the activity after modifying the array bound to the adapter. In today's example, w
/repository/sys-img/x86/ Addon-x86.xml
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4. Modify the Hosts file to redirect the domain name dl-ssl.google.com to mirrors.dormforce.net
system
Address
Win7
C:\Windows\System32\drivers\etc\hosts
Ubuntu
/etc/hosts
Mac
/etc/hosts
Add an address (e.g.)mirrors.dormforce.net dl-ssl.google.com
First, the use of the scene
APK upgrade to save server and user traffic
Second, the principleSince Android 4.1, Google Play has introduced an incremental update to the app that uses this upgrade method to save about 2/3 of your traffic.Now the domestic mainstream application market also supports the incremental update of the application, the most co
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