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ReproducedTroubleshoot Android SDK Manager updates, slow downloads, and the list of packages to install does not appearOriginal: http://www.cnblogs.com/tc310/archive/2012/12/21/2828450.htmlRecently in the Android project, found that the download SDK is too slow, but also listen to others said silently waiting for 2 days and 1 nights before finishing. This article
Xamarin android WebClient Json downloads and stores local and sqlite databases, xamarinsqlite
This skill may not be worth mentioning to anyone who is familiar with it. But I think, since these are common functions, it also makes sense to integrate them together to take notes.
First, json is the de facto standard for data transmission. So let's start by downloading it from the server .. Net Library is excell
Reference Address: http://www.cnblogs.com/tc310/archive/2012/12/21/2828450.htmlProblem Description:Android SDK Manager cannot download updates, or updates are slow, or the list of packages to be installed does not appearWorkaround:First step: Modify the Hosts fileThe contents of the modified Hosts file are:Press CTRL + C to copy the codePress CTRL + C to copy the codeThe second step, in the Android SDK Manager's tool->option option, is to force the HT
1. Programmers can also implement multi-threaded download, but the code is relatively large, and, there are many details need to consider, on GitHub, someone write good code, we can take it down to use, Save our development program time2. Guide Package: Xutils-2.6.14.jar, file can go to https://github.com/wyouflf/xUtils download3.fragment_main.xmlLinearLayoutxmlns:android= "Http://schemas.android.com/apk/res/android"Xmlns:tools= "Http://schemas.androi
This example describes how Android downloads files via the socket. Share to everyone for your reference, specific as follows:
Service-side code
Import Java.io.BufferedInputStream;
Import Java.io.DataInputStream;
Import Java.io.DataOutputStream;
Import Java.io.File;
Import Java.io.FileInputStream;
Import java.io.IOException;
Import Java.io.InputStream;
Import Java.io.OutputStream;
Import Java.net.Serve
Discussion: how to speed up the boot time of android and speed up androidFor example, for a recent project, the boot time of android needs to be greatly shortened. I checked the online materials and provided limited functions. I hope my siblings who have handled the problems will participate in the discussion and give
Code: (mainly for pictures, gif download no problem)/*** Download network files *@paramURL Request File link *@paramIsmd5name whether to name the file name MD5 encrypted URL *@paramCachePath Saved Path *@returnreturns the location of the file path*/ Public StaticString Getdownloadfile2cache (string URL,Booleanismd5name,string CachePath) {String FilePath=NULL; Try{httpget HttpRequest=Newhttpget (URL); HttpClient HttpClient=Newdefaulthttpclient (); HttpResponse Response=(HttpResponse) Httpclie
Cause, "Network" is not very good. "For example, the CRC is inferior to Unicom."Each run side repo sync, very egg ache, assume do not do full build without all download, anxious to see the modification of an item but repo sync will pull all the AOSP items one at a time.。。。。。。Talk less, straightforward.Operating modegit clone https://android.googlesource.com/platform/frameworks/avDownload Frameworks/av Project separatelySo why is this the download Frameworks/av project?SeeHttps://android.googleso
Android get network speed and download speed
The display of network speed is often used in Android applications, especially when files are downloaded and videos are buffered. Today, I have encountered the need to display the network spe
As we all know, Android boot is slow, so how to speed up the boot becomes a question worth discussing.
After reading a lot of materials (especially Google group's Android-Platform), I have summarized the following basic points.
Android boot takes two hours to start, namely preload classes and scan packages.
Here, prel
05 March 2009
Http://android-developers.blogspot.com/2009/03/window-backgrounds-ui-speed.html
Window backgrounds UI speed
Some Android applications require to squeeze every bit of performance out of the UI toolkit and there are always ways to do so. In this article, you will discover how to speed up the drawing andPer
Fire speed improves the running speed of Android simulators-simulators Genymotion and androidgenymotion
I. Problem Overview
Android development uses simulators to test applications. However, whether you use Eclispe ADT or Android Studio simulators, they are ba
= (drawable) Field.get (object); Loads a new Quick slider object drawable=getresources (). getdrawable (r.drawable.img); Reset the speed skating block object Field.set (object,drawable); Set the minimum number of pages field. Setaccessible (true); Field minpages =object.getclass (). Getdeclaredfield ("Min_pages"); Minpages.setaccessible (TRUE); ===============================================================
Predexlibraries = False
}
6, in addition, due to domestic visits to foreign servers slow caused as and card and slow, so try to use Jar arr and other ways to reduce direct compile*.jar: Contains only the class file and the manifest file, does not contain the resource file, the slice and so on all res files.*.aar: Contains all resources, class, and res resource files all containIf you are just a simple class library then use the generated *.jar file;If you have a UI library that con
Android heavyweight development-Research on Improving android startup speed
Www.eoeandroid.com first launched by: Tigertang2@gmail.comEveryone knows that slow startup speed is a common problem in the smart operating system. Android is no ex
The startup optimizations for Android are divided into three main parts:(1) bootloader optimization(2) Tailoring and optimization of Linux kernel(3) Tailoring and optimization of Android OS partsThis article focuses on the start-up optimization of the Android OS section, and the noteworthy optimization points are described below:1. Streamlining preload's classes
When doing the backup and restore function of SMS on Android, the idea of SMS recovery is very simple, the loop parsing file, each get a text message, call Smsprovider Insert method to insert the text message into the database, Smsprovider is the most basic class of SMS database operation, The Query,insert,delete and update methods of the parent class ContentProvider are overloaded, and in addition to the Insert method, there is a Bulkinsert method in
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