Mobile Develop

Let's look at an example:int size = (int) typedvalue.applydimension (Typedvalue.complex_unit_dip, 3, Context.getresources (). Getdisplaymetrics ( ));This line of code converts the value of dip 3 to the PX value in the current screen resolution

Android development will be used in a succession of this open source Library Eventbus. The Eventbus is a publish/Subscribe event bus optimized for Android. The main function is to substitute intent,handler,broadcast for passing messages between

One, Mac or Win 7 configuration environment, take Gradle as an example(1), can find gradle here to download, or to the official websiteTo add an environment variable:1, start terminal Terminal 2, enter the CD ~/into the current user's home directory

1, strong and weakStrong: Strong pointer/strong reference; By default, any pointer is a strong pointer; that is, we usually define the person *p =[[person alloc] init]; all strong;Weak: weak pointer/weak reference; A pointer decorated with _weak.ARC

Reprint must indicate: Transfer from http://blog.csdn.net/zouchengxufei/article/details/46486629Recently in the use of Android Studio to develop an application, involving Sina login, but Sina Login SDK need to reference so file, with Studio for half

Original address: http://blog.csdn.net/sxhong/article/details/8223881Preference Settings Storensuserdefaults and the Settingbundle nsuserdefaults that it controls are used to save some settings that he will automatically write to

Reprint please indicate this article from Jflex blog http://blog.csdn.net/jflex/article/details/46492501, please respect others ' hard work results, thank you!Android UI Customization-similar to iOS

Invoking a Web Service using an Android appTools Required:Ksoap2-android: HTTP://PAN.BAIDU.COM/S/1JGL6B10Build path adds ksoap2-android to project engineeringFirst, import the Ksoap2-android package into the Libs directory, right-click Build path,

Brief introductionThe previous article introduced the new addition in the class of the first version of the Chinese character function according to pinyin writing algorithm implementation, today said a modified algorithm.After the launch of the 3.2

Get DateNsarray * Arrweek=[nsarray arraywithobjects:@ "Sunday", @ "Monday", @ "Tuesday", @ "Wednesday", @ "Thursday", @ "Friday", @ "Saturday", nil];NSDate *date = [NSDate Date];Nscalendar *calendar = [[Nscalendar alloc]

Original address: http://blog.sina.com.cn/s/blog_7453d50f0101ickz.htmlIn the process of iOS development, no matter what the application, you will encounter the problem of data preservation. Saving the data locally allows the program to run more

Today's general intelligent machine has WiFi function, where everyone share the phone how to use laptop Internet, win7 system notebook do wireless router (no software) tools/raw materials A network cable A Windows7 system laptop (or

Use in an activityMenuI don't know if you remember, when you created your first Android project in the previous chapter ,ADT was in helloworldactivity A Oncreateoptionsmenu () method is automatically created in the . This method is used to create

First look at the code @property   (Nonatomic,strong)  NSString *id; @property   (nonatomic,strong)  NSString  *screen_name, @property   (nonatomic,strong)  NSString *url; @property   (nonatomic,strong)   nsstring *mid; @property  

2015-06-13Recently learned the simple development of Baidu Map API, is now recorded as follows: (Continuous update)Baidu Map API is for developers to provide free of charge based on the Baidu Map Service application interface, including JavaScript

This tool class permanent maintenance, permanent update, if you find that there are bugs or unreasonable, welcome to correct, Bo will correct the first time.The following are the main contents, the main functions of this class are:1. create file

first, about the matrix operation1. Draw a quadrilateralA four-sided drawing is done by setting two endpoints (length and width). Code:1-(void) DrawRect: (cgrect) Rect 2 {3// Draw quadrilateral 4 //Get Graphics Context 5 cgcontextref ctx=

After reading this article, you can learn:1.Android templating approach to background interactionUse of 2.JSON3. Check the network connectionUse of 4.AsyncTaskWe simply use login as an example to implement the entire process. Talk not much, first

Build a custom ComponentIn android, your application program has a fixed connection to the view class component, such as a button, text box (TextView), editable text box (EditText), list box (ListView), check box (checkbox), Radio Box (RadioButton),

garbage Collection is not supportedWhen Xcode compiles the Mac OSX app times wrong: " Garbage Collection is not supported " solution:1. Do not need to migrate to arc can still compile throughIf your project is imported from Xcode 3.x and you want to