phone/simulator. This will remove some of the bad app states that might affect instant execution in your phone.We have fixed a bug in the state of write error. However, you cannot delete the app status that is already installed on your phone.Three. Push program:Assuming everything goes as planned, we want to push this version number to Beta channel within the next few days, but we would also like to thank you for your prompt feedback on the Canary channel, especially with regard to immediate ex
The original content in the Hosts file is not modified, just add contentMethod/Step
First look at how to speed up the update, and how to update.First update the host file, open Directory C:\Windows\System32\drivers\etc, there is a hosts file in the directoryOpen using NotepadCopy the text into the Hosts file, save, note that the original file content is not modified, just attach the content203.208.46.14
First look at how to speed up the update, and how to update.First update the host file, open Directory C:\Windows\System32\drivers\etc, there is a hosts file in the directoryOpen using NotepadCopy the text into the Hosts file, save, note that the original file content is not modified, just attach the content203.208.46.146 www.google.com74.125.113.121 developer.android.com203.208.46.146 dl.google.com203.208.
Android provides a tool class: Asynctask, which makes it easier to create long-running tasks that require interaction with the user interface. Compared with handler, Asynctask is lighter, suitable for simple asynchronous processing, without the use of threads and Handter. Asynctask is an abstract class. Asynctask defines three generic types params,progress and result:
Params the input parameters that start the task execution, such as the URL of the H
I have been using sdk1.5 since I came into contact with Android in July. I know that the SDK has been updated and the ADT has to be updated. I guess the process is troublesome, so I have been too reluctant to change it. I downloaded a piece of code this evening. sdk1.6 is required when I open it, so I had to update it. As a result, some problems are encountered during the installation process. I think some
information pd.setmessage ("in desperate downloading ...");
Set the dialog progress bar to appear at the top of the screen (for easy screenshots) Pd.getwindow (). setgravity (Gravity.top);
Pd.setmax (100); Pd.show ()//Call Show method to display progress Bar Dialog///use Anonymous inner class to implement thread and start new thread (new Runnable () {int initial = 0;//initial download Progress @Override public void R Un () {while (Initial
The above is a small set of
Solution to Android SDK download and update failure
When you use sdk manager to update the sdk, you may find the following error message during the update process:
Fetching https://dl-ssl.google.com/android/repository/addons_list-2.xmlFetched Add-ons List successfullyFetchin
protocol, smack package, OpenFire service end of the high-imitation QQ instant Messaging implementation of "3" to join the group, join friends, read the implementation of the Friend listAndroid based on the XMPP protocol, smack package, OpenFire service end of the high-imitation QQ instant Messaging implementation of "4" listening to other people's join friends request and friends to delete the designAndroid based on the XMPP protocol, Smack Packet, OpenFire service side of the high-imitation Q
Android -- Handler usage: update the interface in the Child thread
This article describes how to use Android Handler. Handler can send Messsage and Runnable objects to the Message Queue of the associated thread. Each Handler object is associated with the thread that created it, and each Handler object can only be associated with one thread.
Handler generally ha
In Android, it's not safe to update UI controls in a non main thread, and app runs directly crash, so when we need to update UI controls in a non main thread, we need to use handler and message to implement demo, Use to a button and a TextView, click on the button to change the content of the TextView, button click to create a new process, the UI control in the
The previous development has been to the Android website to download Adt-bundle, which already contains the eclipse and Android SDK, build the Android environment is particularly convenient, only 3 steps: 1. Download and install the JDK (that is, jar SE) 2. Configure Java Environment variables 3. Download Adt-bundle. This allows you to punch in eclipse to develop
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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
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5. There is a picture of the
We can see that many Android applications have the automatic update function. You can update the software with one click. Thanks to the software package management and installation mechanism of the Android system, this function is quite simple to implement. Let's take a look at it. First, the interface effect is provid
can be resolved in the following ways:There was a problem using SDK Manager update Failed to fetch URL https://dl-ssl.google.com/android/repository/repository-6.xml, Reason: Connection to Https://dl-ssl.google.com refused Failed to fetch URL http://dl-ssl.google.com/android/repository/addons _list-1.xml, reason:connection to Http://dl-ssl.google.com refused Faile
Android Ui update (2)World in code
1. Review
The first part describes the methods and opinions on Ui thread update, and then describes the Thread Check Mechanism. Here we will analyze in detail the message system model in Android, which is the core of Ui update. Of cours
The first download to install the Android SDK failed:Fetching Https://dl-ssl.google.com/android/repository/addons_list-2.xml fetched add-ons list successfully fetching Url:https://dl-ssl.google.com/android/repository/repository-8.xml done loading packages. Fetching Https://dl-ssl.google.com/android/repository/addons_li
Android studio update Gradle error solution, androidgradle
When importing Android Studio, the first thing is to download the gradle of the corresponding version of the project. However, Android Studio is slow to download corresponding gradle because of the wall in China. We can first use tools such as thunder on the in
, in the "HTTP proxy server" and "http proxy port" input box, fill in the above mirror server address and port, and select "Force https://... Sources to is fetched using http://... check box. Click the "Close" button to close the "Android SDK manager-settings" window and return to the main screen after Setup is complete.3, select "Packages", then "Reload".So .....But Android Studio selected
The speed of gradle is too slow each time you automatically update the because the Gradle server is slow, so the update gradle is slower, it is recommended to download it first, Then manually add the download directory to the Gradle to increase the speed.
Use the download tool to download the required version of Gradle (), note here that you should select a file similar to Gradle-2.12-all.zi
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