Mobile Develop

Objective--c class with object 1 keyword @interace class definition @end class End @implementation class implementation: Inherit @public public @private private @protected Internal Subclasses can access the @proterty declaration members familiar

First, the text display line number setting1. Display only one line of text android:singleline= "true"Settransformationmethod (Transformationmethod)2. Set up to display a few lines of textAndroid:maxlines= "3"Textview.setmaxlines (3);3. After

typedef ns_enum (Nsinteger, uiinterfaceorientation) { uiinterfaceorientationunknown = Uideviceorientationunknown, uiinterfaceorientationportrait = uideviceorientationportrait, = Uideviceorientationportraitupsidedown,

The role of 1.ActivityActivity is the interface between the user and the Android program. An activity is the equivalent of a window in which various controls can be placed to interact with the user. Windows are usually filled with screens, but can

 What is 1:application?Application, like Activity,service, is a system component of the Android framework that creates a application object to store some information about the system when the Android program starts. Usually we do not need to

Problem Description:1, the current project is 4.3, after the breakpoint debugging, know that the error occurred inHttpURLConnection con = (httpurlconnection) url.openconnection (); // Open a connection connection Con.setrequestmethod ("GET");

Software preparation (download by yourself)Java jdk:http://www.oracle.com/technetwork/java/javase/downloads/index.htmleclipse:http://www.eclipse.org/downloads/Android sdk:http://developer.android.com/sdk/index.htmlThe installed version must be the

1. Method definitionCall Method:Syntax: Call ([thisobj[,arg1[, arg2[, [,. ArgN]]])Definition: Invokes one method of an object, replacing the current object with another object.DescriptionThe call method can be used to invoke a method in place of

When the first generation of ipad is released, the album Program is quite eye-catching, and it displays photos in a unique way with a variety of layouts, allowing a flat form view:It can also be viewed hierarchically by Category:You can also use

Database move operation one: from low to High or level 08 database is compatible with 05, so. You can attach 05 separate databases directly to 08, but remember to separate the folders!! Two: from high to low 08 database is not so simple, here is the

========================================================QiujuerBlog: Blog.csdn.net/qiujuerWebsite: www.qiujuer.netOpen Source Library: github.com/qiujuer/genius-androidReprint Please specify source: http://blog.csdn.net/qiujuer/article/details/442579

Learning content from "MU class network"Baidu Map SDK Download http://developer.baidu.com/Http://bbs.lbsyun.baidu.com/forum.php?mod=viewthread&tid=9554&extra=page%3D11. Get the secret keyApp name casually written, Application type: Android SDKHere

I do not have to do too much of the explanation, the data before the operation also cited examples, here directly paste the deletion and modification of the code. Public Override BOOLonoptionsitemselected (Imenuitem item) {Switch(item. ItemId) {

Handler is primarily the main thread and sub-threading communication. In general, some time-consuming operations in a child thread are done to notify the main thread to modify the UI.In fact, the Android system in activity startup or state changes

The concept of broadcasting Case-Listen to SMS and parse SMS content Case-intercept outgoing calls and set the area code Case-SD Card Status monitoring Introduction to some popular broadcasts Send Custom Broadcasts Ordered

Original URL: http://blog.csdn.net//article/details/6566662/After downloading the Android source code project for the first time, we usually execute the make command under the Android source code engineering directory, and after a long wait, we can

1. Create dialog () Android offers 4 types of dialog:alertdialog,progressdialog,datepickerdialog,timepickerdialog.1.0 Alertdialog1.1 Steps to Call dialog (when the user clicks on an item)Method of creating dialog using the ShowDialog method

1.Resource classResources getresources (): Contextwrapper, obtaining the current resources classYou can manipulate any resource file under the Res/folder.Catalog: res/anim/XML file for animation objectCatalog: res/drawalbe/Picture fileCatalog:

first, what is Android and Android platform architecture introductionAndroid is the Linux platform-based open-source mobile operating system that Google announced on November 5, 2007, which includes an operating system, middleware and some important

1, the previous article "sliding switching of multiple activity in Android Studio (ii)" To achieve a sliding switch between multiple activity, but the new switch out of the activity is mostly from the right into2. Can we change or add toggle