Mobile Develop

Image watermarkUiimage+mj.h#import @interface UIImage (MJ)/* * * WaterStamp * * PARAM BG Background image * */+ (Instancetype) WATERIMAGEWITHBG: (NSString *) BG Logo: (NSString *) logo ; @endUiimage+mj.m#import

iOS Bluetooth is used in the Corebluetooth frameworkFirst import the framework#import We need a manager to manage Bluetooth devices, CbcentralmanagerCreate a manager firstSelf. Manager = [[cbcentralmanager alloc]initwithdelegate:self queue: nil

Dictionary Nsdictionary General traversal methods are:Put all the values of the dictionary into the array first nsarray *arraylist = [Citylistdic allvalues];For (Nsdictionary *dic in arrayList) {NSLog (@ "%@", DIC);NSLog (@ "%@", [dic objectforkey:@

Learn Android developers who can go to several websites1, "It Blue Leopard" Android open source project sharing platformA very good domestic Android developer sharing Station, share all the effects of Android, every day has the latest Android open

iOS Development UI Chapter-ios three simple animation settings in development"In iOS development, animations are cheap"First, the end-to-end animationcode example: Beginanimations indicates that subsequent code will "participate in" the animation

Turn on gradle separate daemonCreate the Gradle.properties file under the following directory: /home//.gradle/(Linux) /users//.gradle/(MAC) C:\users\\.gradle (Windows) Copying the following configuration Gradle.properties

I. Introduction of Calayer In iOS, what you can see and touch is basically uiview, such as a button, a text label, a text input box, an icon, and so on, which are all UIView In fact, UIView can be displayed on the screen entirely

As a convenience, but also because the as reaction too quickly, there will be unable to automatically import a package problem. In the development of the time do not know which key to press the wrong, so that the ListView can not automatically

Table controlI. Setting up a data source 1. Setting up a data source-(void) viewdidload { [super Viewdidload]; // set up a data source Self.tableView.dataSource = self ; // set up proxy Self.tableview. delegate = self ;

one. Android Open source project subtotals:1. Multi-page Switch Tabhosthttp://www.itlanbao.com/codes.aspx?c=1#1,12. dialog box (dialog)http://www.itlanbao.com/codes.aspx?c=2#1,23. Buttons (button)http://www.itlanbao.com/codes.aspx?c=3#1,34.

Uilabel function is used to display textInheritance relationshipUILabel-UIViewI. Common Properties of Uilabel0. Create a Uilabel control uilabel * label = [[ uilabel Alloc init ]; 1. Display text label text

Notes://updating the UI with Handler.post (Runnable) Public voidupdateui_fun1 () {NewThread () { Public voidrun () {Handler Handler=NewHandler (); Handler.post (NewRunnable () {@Override Public voidrun () {Textview.settext ("This is update

Debug image processing algorithm on PC I want to run on the Android phone and see how fast it takes a few steps.1. Build an Android application, call the NDK code for your well-written image algorithm2. Then put your code into the Jni file, write

iOS Development UI Chapter-uitableview Control Usage SummaryFirst,the use of UITableView stepsThe use of UITableView is only a simple three-step process:1. Tell how many sets of data are in totalMethod:-(Nsinteger) Numberofsectionsintableview:

Transferred from: http://blog.csdn.net/bigmarco/article/details/6995426　　　　Many Android-integrated shell commands can be used after source build/envsetup.shThe people who are more familiar with Croot and m,mm,mmmCroot can quickly get back to your

Multi-thread Nsoperation:Advantages of Multithreading: Using threads can put tasks in a program that takes up a long time to work in the background User interface can be more attractive, such as the user clicked a button to trigger the

In the process of developing an iOS program, it is common to import third-party class library (. a/.o) files to report a series of errors:Seemingly missing a class library file, but after several checks found that there is no lack of references, and

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MappingMapping is the process of defining how a document should being mapped to the Search Engine and including its searchable characte Ristics such as which fields is searchable and if/how they are tokenized. In Elasticsearch, a index may store

IOS9 New contact-related framework--contacts Frameworkfirst, Introduction in the previous iOS development, involving contact-related programming, code is very cumbersome, and the design of the framework is not objective-c style, which makes