Mobile Develop

D/DALVIKVM: , , , One, Gc_reason triggers the collection of garbage collection reasons: type Description Gc_concurrent When memory usage is full, concurrent garbage collection occurs.

Some time ago downloaded the source code of the Achartenginee, and the source of the framework of some understanding, explaining the whole framework of the components and the role of each part, the most recent week, the main look at the source of

before rewriting the code: Toast.maketext (Getapplicationcontext (), "test", Toast.length_long). Show ();After rewriting:looper.prepare (); Toast.makeText ( Getapplicationcontext (), "test", Toast.length_long). Show (); Looper.loop ();

This article reprinted to http://www.cocoachina.com/ios/20141031/10110.html Horizontal scroll bar (Artwalk)Test environment: Xcode 6.0,ios 8.0VentouchlockThe Touch ID and passcode framework used in the Venmo app. Ventouchlock gain access through

by ImageView displaying the byte data returned by the network, it is found that memory will grow and eventually cause memory overflow. Then manually to collect bitmap data, found that will main ex (canvas:trying to use a recycled bitmap)online query,

1. Anti-compilation settings.apk2. Add code in Values/strings.xml:advanced settingsLauncher3. Add code in Values-zh-rcn/strings.xml: Advanced Settings Launcher 4. Then put 2 photos in drawable-hdpi: Ic_launcher.png and Ic_ad_settings.png5. The

Converts the number of 32-bit complement representations to 10 decimal digits. 32-bit complement decimal 0x1b8 440 0x14 20 0xfffffe58 -424

 Viewpager Implementing the Boot pageViewpager Multi-page Slide effect1.Android of the left and right sliding in the actual programming can often be used, such as viewing multiple pictures, aroundToggles the tab page.2. ANDROID-SUPPORT-V4

Sometimes we use uipangesturerecognizer gestures when we do the drag function, such as a slide-through navigation bar that was previously encapsulated:iOS development--imitation of the new QQ slide navigation bar implementationToday when using this

 How the Smartphone accelerometer works (commentary video): Http://jandan.net/2012/05/24/smartphone-accelerometer.html " Android Notes Five " Android Sensor sensor Introduction (I.) Gravitational induction acceleration

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Keep track of some of the insights and questions about the return value of your activity to your superiors.Requirements: Activity A-A and activity B, and an object instance (p) to b,activity B, some of P's data will be updated in real time, when the

I believe that there are many friends in the development process need to listen to the home key needs, I will be the code to serve, I hope to help you!Import Android.content.BroadcastReceiver;Import Android.content.Context;Import

Original:The difference between minsdkversion, targetsdkversion and Targetapilevel in Androidmenifest.xml-delion-Blog channel-csdn.nethttp://blog.csdn.net/yangdeli888/article/details/22722303The target in default.properties refers to which version

Nineoldandroids Project: http://nineoldandroids.com/ In a system version above level 11, you can use the following methods to achieve view panning, transparency Text1.settranslationx ( -600 * arg1); Text1.setalpha (1-math.abs (arg1));

A long time did not write blog, and recently to achieve similar functions, each time Baidu to find is not very convenient, or in their own blog record a pen!There are three types of methods:1. Apply for a bright screen lockPM = (PowerManager)

If your app needs to hide icons, the next paragraph in this article might help you.Before you find this article, you may have tried the following solutions:1,androidmanifest.xml file in the Intent-filter of the entry activity to remove or change

Android Recovery display Chinese, the need for friends can refer to the next.First download Open source recovery source, address is https://github.com/xiaolu/android_bootable_recoveryInterface of the Chinese display part of the source code in the

Tag:android    memory     process     public class Taskutils {/** * Gets the number of running processes * * @param context * @return */public static int Getrunningprocesscount (Contex T context) {//Get the system's task manager. Activitymanager am

public static File downLoad (String serverpath,string savedpath,progressdialog Dialog) {try {URL url=new url (serverpath); HttpURLConnection _conn= (httpurlconnection) url.openconnection (); _conn.setrequestmethod ("GET"); _ Conn.setconnecttimeout ()