Image scaling in Android development

When it comes to the processing of images in Android development, how do we usually scale the operation, and look at the following two ways:Method 1: Scale at a fixed scaleIn the development of some software, such as news client, a lot of time to

Android Development--message processing delivery mechanism

During program development, for more time-consuming operations, a separate thread is usually created for it to execute to minimize the user's wait time. In Android, all actions are performed in the main thread by default, and the main thread is

Android does not work after modifying the app code

Today, a problem has been encountered in the virtual machine to modify the code of an application, the compilation also passed. But it doesn't work on push-to-phone.I later found that each app in the/system/app directory of my test machine

Android more reliable image compression

First: Let's look at the mass compression method first:Java code Private Bitmap Compressimage (Bitmap image) { Bytearrayoutputstream BAOs = new Bytearrayoutputstream (); Image.compress (Bitmap.CompressFormat.JPEG, BAOs); Mass

Adaptation issues with different iOS versions (#ifdef __IPHONE_7_0)

Section Reference http://www.cnblogs.com/ios8/p/ios-version-com.htmlHere's a simple example to illustrate the problem with iOS7.0 and iOS6.1 (and the lower version) (with the xcode5.0, which has 6.1 and 7.0 two versions of the SDK)To create a new

Custom Cells (IOS)

There are three ways to customize cells-Code implementation-Xib-Storyboard (recommended)In the storyboard, the action method is1, the prototype cells in the TableView attribute is set to 1, the default is 1;2, need to create a custom cell class;3.

Android animation fillenabled, Fillbefore, fillafter understanding

Fillbefore is the first frame of the animation at the end of the animation; The default value is trueFillafter refers to the end of the animation is the last frame in which the picture stays in this animation. The default value is falsebut the

Apple requires a iOS8 fit

64-bit and IOS 8 Requirements for New AppsOctoberStarting February 1, new iOS apps uploaded to the App Store must include 64-bit support and being built with the iOS 8 SDK, included in Xcode 6 or later. To enable 64-bit in your project, we recommend

Unity3d Android Playback Video

http://blog.csdn.net/awnuxcvbn/article/details/17719789[CSharp]View Plaincopy Using Unityengine; Using System.Collections; Public class Movietest:monobehaviour { void Start () { } void Ongui () { if (GUI. button

Using Google Chrome as a phone simulator

Reprint Address: http://zyan.cc/chrome_phone/Many websites use User-agent to judge the browser type, if it is a 3G mobile phone, display the contents of the mobile page, if it is a normal browser, display ordinary Web content.Google Chrome browser

Mobile Web design experience and experiences

⒈ resolutionThis should be the most concern of mobile Web page, because the mobile devices, various resolutions have. It takes a great effort to have a good browsing experience on these devices. Use viewport: This is already a must for

Adaptation ios8.0/7.0 positioning

phenomenaIf you used the iOS8 to run on ios8.0 's machine, would you find it? How to Locate the function can not be used , the upper right corner of the positioning of the small icon does not come out. At this point you should go to the settings

Android View Injection Library: Butterknife

IntroductionButterknife is found and automatically converted to the corresponding layout view on your layout through the variables of the @injectview and view ID annotations.Class Exampleactivity extends Activity {@InjectView (r.id.title) TextView

iOS face question 1

This morning, two companies were interviewed in the afternoon. Morning is an internet company, the atmosphere is still relatively good, I prefer. Technology this is a direct machine test, mainly to give some bug let me repair, the whole process is

Android Normal and cyclic gallery

:CodeMain.javaPackage Com.example.gallerydemo;import Android.app.activity;import Android.content.context;import Android.os.bundle;import Android.view.menu;import Android.view.menuitem;import Android.view.View;import Android.view.viewgroup;import

"Android Notes" Android Four enumeration mode of operation

context.mode_private: The default mode of operation, which means that the file is private and can only be accessed by the app itself, in which the contents of the original file are overwritten. context.mode_append: The mode checks whether the

Android Binder interprocess communication mechanism 6-binder Java Interface for inter-process communication mechanism

Java layer interface for process communication between binders, mainly using the Jni method to invoke the C + + interface of the Binder libraryIn the Java layer, the service component is called the Java Service, and the service component's proxy is

An optional listview is defined in Android

1. Define a Checkedtextview in layoutcheckedtextview android:id= "@+id/textview1" android:layout_width= "Match_parent" android:layout_height= "Wrap_content" android:checkmark= "? android:attr/

Android BULK INSERT data efficiency comparison

1. One insert/*** Insert data into the table * *@paramOpenhelper *@paramAppInfo *@return */ Public Static BooleanInsert (Sqliteopenhelper openhelper, Remoteappinfo appInfo) {if(NULL==appInfo) { return true; } sqlitedatabase

Android Simulator horizontal screen vertical screen switch

1.android Simulator Horizontal Screen vertical screen switchShortcut: CTRL+F112.eclipse Development makes UI design interface Horizontal screen display650) this.width=650; "src="

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