Mobile Develop

Android Asynctask IntroductionComparison of Asynctask and handler1) Asynctask implementation of the principle, and the advantages and disadvantages of the applicationAsynctask, a lightweight asynchronous class provided by Android, can directly

When I was doing the project yesterday, I encountered a strange problem.The problem only comes with the browser on the Android phone. The problem cannot be reproduced with chrome adaptive debugging when simulating an Android browser.There's no

Today in the release, found a very wonderful problem, in the ListView sliding process, the individual item has a black background, when viewing the XML layout file has been set: Android:cachecolorhint= "#00000000", but still does not work, I checked

Let Ecshop user name, mobile phone number, email login method, only for the Ecshop site that has not done any platform integration  Modified files:  1, includes/modules/integrates/ecshop.php  $this->field_email = ' email ';  added below the code  

3DTouch Changes to the API in the Uitouch class properties added in IOS9 Altitudeangle When the pen is parallel to the plane, the value is 0 When the pen is perpendicular to the plane, the value is PI/2

- (void) setrightbarbuttonitem{//Create Done ButtonUibarbuttonitem *donebutton = [[Uibarbuttonitem alloc]initwithtitle:[nsstring stringWithFormat:@"OK (%lu/%lu)", (unsignedLong) Self.selectedAssetURLs.count, (unsignedLong)

Shape is used for setting shapes, can be used in selector,layout, etc., with 6 sub-labels.Sizes (size)Gradient (gradient)Fill (solid)Rounded corners (corners)Stroke (stroke)Interval (padding)Res/drawable/shape_self.xmlXML version= "1.0" encoding=

Apple Official documentsUIView trigger Animation in two categories, open UIView.h header file can see the category of two UIView,@interface UIView (uiviewanimation) and @interface UIView (uiviewanimationwithblocks) Here's how the two animations are.

First, with environment1, API get SDcard PathFile path=environment.getexternalstoragedirectory ();Path=new File (Path, "test.txt");2. Write content with stream3. Get Write_external_storage PermissionsSecond, get the Shared_prefs directory, write the

SRC: storing Java source filesGen: Resource Configuration fileandroid4.0:4.0 Class LibraryAndroid Private Lib: Support LibraryAndroid dependencies:android Dependency PackAssets: Large files are storedBin: Store. dex files and packaged. apkLibs:

This article describes how to use the Android standard API (MEDIACODEC) to implement H264 hardware decoding.Originally, we used the hardware decoding interface provided by the JNI call platform to get the YUV frame, and then put it into OpenGL

Three kinds are used:Mode_private/mode_append: The two are each start to re-write, one is the append mode. But the access rights are the same for both.Mode_world_readable: Global readable mode, can be read by other applications, not

1. Fontsfont-family: "Helvetica Neue", Helvetica, Stheiti, Sans-serif;font-family: ' Helvetica Neue ', helvetica,arial, ' Microsoft Yahei ', Sans-seriffont-family: ' Helvetica Neue ', Helvetica, Arial, ' Lantinghei SC ', ' Hiragino Sans GB ',

Statically cached operations This previously written page static has a similar idea, nothing more than to get the data, write data, read the data, a few actions. The example writes a method, through to the parameter judgment, can the static cache

1.width is width, Initial-scale initializes the scale, maximum-scale the maximum scale that allows the user to scale, minimum-scale the minimum scale that allows the user to scale, User-scalable whether the user is allowed to

The first one:[2012-11-09 13:15:14-tesa] Android launch! [2012-11-09 13:15:14-tesa] The connection to ADB are down, and a severe error has occured. [2012-11-09 13:15:14-tesa] You must restart ADB and Eclipse. [2012-11-09 13:15:14-tesa] Please ensure

Main.xmlLinearLayoutxmlns:android= "Http://schemas.android.com/apk/res/android"Android:layout_width= "Match_parent"Android:layout_height= "Match_parent"android:orientation= "vertical"> ButtonAndroid:id= "@+id/btnlogin"Android:layout_width= "Match_

The first type: not easy to manage. Button Android:id = "@+id/btn_gridlayout" android:layout_width= "Match_parent" android:layout_height= "Wrap_ Content " android:text=" Register with Grid layout "

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950 /** *  清理缓存第二种方法 * *  @param sender  */- (void)clearCache:(id)sender{    //彻底清除缓存第一种方法    UIButton * button = sender;    [button setTitle:@"清理完毕"

Bolts tasks under AndroidThis article mainly describes the use of bolts tasks under android, bolts tasks can be very convenient for us to associate some asynchronous task Execution. Let these tasks be executed sequentially (when one of our tasks is