Mobile Develop

Use code dynamic Layout in AndroidThis article describes the use of code dynamic layout in Android, sometimes depending on the needs, such as the number of items on the server to determine the app page layout control (display number, icon, etc.).

The listview displays data and requires three points:1. ListView: The view used to display the list. 2, Adapter: Used to map data to the ListView, it is considered to be connected to the ListView and Data Bridge3. Data:    The specific string,

Set registration Conditions Completion Pro: You must know that here we reject all illegal activities HTML REM layout, super easy to use on the mobile side, the adaptive effect is very good!

For better management procedures, it is necessary to understand the life cycle of the program.Operation Result:1. First boot:2015-05-26 17:33:28.362 live[4858:214241] program Start2015-05-26 17:33:28.627 live[4858:214241] Program is activated

In the acquisition of the message is to choose polling or push to be based on the actual business needs of the technology selection, such as the high real-time information on the demand, such as Weibo new notice or news, it is best to use the push.

Yesterday modify the activity in the For example: There are onactivityresult methods in the Activity1, there are setresult methods in Activity2, Activity2 should be triggered Activity1 after the shutdown method, but I man The Activity2

Resources> Base application theme. - stylename= "Apptheme"Parent= "Theme.AppCompat.Light.DarkActionBar"> Customize your theme here. - Itemname= "Android:actionbarstyle">@style/myactionbarItem> Support Library compatibility

ANRSome apps will pop up a dialog box in use, usually called the application unresponsive dialog (anr:application not responding). While this box has two options for waiting and shutting down the application, its pop-up has affected the user

Recent projects require a semi-transparent view of the modal, and many people encounter this problem, setting the background color in the target view and then discovering that the modal action ended up with a black or not translucent color. So today

The Android:onclick event user captures the user's clicks and implements the processing logic of the click within the activity. Button Android:text = "@string/hello_world" android:layout_width= "Match_parent"

Lazy loading for use and assignment of nil operations 1: Data, empty operation:self=nil;2: Archive from new local fetch dataself=nil;# #id = The use of nilBlock when the parameter is called in the method body as follows Safe block

The SQLite database is often used when developing Android programs, and the exception occurs when accessing the database in multiple threads:Java.lang.IllegalStateException:Cannot Perform this Operation because the connection pool has been closed.

In iOS5.1 and previous versions, we typically use shouldautorotatetointerfaceorientation: to individually control the spin-screen orientation support for a uiviewcontroller-(BOOL) Shouldautorotatetointerfaceorientation: (uiinterfaceorientation)

Original blog, reproduced please indicate the sourceBlog.csdn.net/hello_hwcWelcome to my iOS SDK detailed columnHttp://blog.csdn.net/column/details/huangwenchen-ios-sdk.htmlPreface, faulting and uniquing are two more key concepts to understand

Android-eclipse tips for use a Code accessibility featureShow line NumbersCode hintsQuick NotesLine Comment ctrl+/Block Comment ctrl+shift+/Remove ctrl+shift+\ Quick Switch edit windowCtrl+f6 Uppercase Lowercase letter ToggleCtrl+shift+y all

Overview:Very early on to study the android graffiti, in fact, it is not the study, after all, are some relatively simple knowledge points. The following is the canvas and touch events (ontouchevent) to achieve graffiti and scratch

First, the basic knowledgeIn the process of running the application, if you need to save data to the phone, the data is usually saved in SDcard.Most applications create a folder directly under the root of the sdcard, and then save the data in that

This view can be turned into a viewgroup object, then through Getchildat (0), getchildat (1)AddView may error after obtaining: illegalstateexception:the specified child already have a parent problem resolutionRecently encountered a very troublesome

Cocos2dx audio module analysis: Background Music     I have analyzed some things in (1). Next I will analyze the background music file playback Based on the android platform: 1. This is only the pre-loading of background music. Why is pre-loading

Cocos2d-x Lua instance: special effect demoNext, we will introduce the use of several special effects through an example. This is an operation menu scenario. You can select a menu to enter the action scenario, in the action scenario, click the Go