Mobile Develop

On an article for everyone to share about the use of asynctask, this article combined with Asynctask for everyone to introduce a we often see an effect, that is, when we click Login, will pop up a wait for the small form, how this effect is

A recent project is frequently performed on the network, but it is sometimes necessary to determine the network status and the type of the current network. See a lot of seniors are usingReachability to achieve. I also tried to test the effect is

Summary of time-consuming operations in Android developmentDuring the development of Android software, time-consuming operations are often encountered. To make the mobile app run smoothly, the time-consuming operation needs to be done in a new

Original http://www.cnblogs.com/wendingding/p/3807716.html 1//2//Yyviewcontroller.m3//Common use of 01-GCD (deferred execution)4//5//Created by Apple on 14-6-25.6//Copyright (c) 2014 itcase. All rights reserved.7//87 mImport"YYViewController.h

UIView is a container for Interface layer button title, etc.Uiviewcontriller is responsible for creating and destroying/displaying and hiding UIView. Handling of interactive event handling between UIView usersUser input interface (all interactive

Describe:Put m the same apples on n the same plate, allow some plates to be empty, ask how many different ways? (denoted by k) 5,1,1 and 1,5,1 are the same kind of sub-method. The first line of input is the number of test data t (0 Sample input17

1.android in SQLite when inserting data, it is very time-consuming operation, because SQLite lack of capital for each insert operation to open a transaction, when the number of more time, the natural time becomes very slow, it is possible to

In order to understand the viewdidload, Loadview and other methods of use and call order, wrote a small demo, Behold Viewdidload method was executed two times, the simulator has been a black screen. After reviewing the official explanations for

OverviewThe previous section describes a method for registering an Aurora push and using its example, which prepares the framework for the sample project and prepares it for porting.Analysis example Routines CodeFirst analysis of the source

Objective　　In iOS, you can use the system's built-in gesture recognition (Gesturerecognizer), or you can create your own gestures. Gesturerecognizer the low-level conversion to high-performance execution, which is the object you bind to the view,

Transferred from: http://www.cnblogs.com/wendingding/p/3800652.htmliOS Development UI Chapter-calayer (Create Layer)One, add a layerSteps to add a layer:1. Create Layer2. Set the properties of the layer (color is set, bounds can be displayed) 3. Add

In front of the drawing of basic graphics, the four-sided shape is composed of a few straight lines, now there is a more convenient method.first, about the matrix operation1. Draw a quadrilateralA four-sided drawing is done by setting two endpoints (

One, the first way1. Brief descriptionBefore you want to draw something in view, you need to customize the view, create a class associated with it, let the class inherit from UIView, and then rewrite its drawrect: method, and then draw in the method.

Introduction to Event handling event delivery:After a touch event occurs, the system adds the event to an event queue managed by UIApplication, uiapplication the first event from the event queue and distributes the event for processing, typically

Original http://www.cnblogs.com/wendingding/p/3802830.htmliOS development UI chapter-Core animation (UIView package animation)UIView Animation (first and last)1. Brief descriptionUikit integrates animations directly into the UIView class, and UIView

A few days ago did a H5 activity page, product requirements to initialize play music, because know H5 audio tag support AutoPlay didn't care. After the test on the phone, found that the phone on the open page is not automatically play, click the

First, the realization effectAuto-Carousel for imagesSecond, the implementation of the CodeLayout in StoryboardCode: 1 #import "YYViewController.h" 2 3 @interface Yyviewcontroller () 4 @property (weak, no natomic) Iboutlet Uiscrollview

iOS gestures are an integral part of iOS development, but for iOS gestures and events It's not known, so let's talk about the iOS event mechanism today.First, the event delivery of iOS is passed by the "event chain", and the event stops passing when

A simple explanationIn program development, it is sometimes necessary to intercept a piece of content on the screen, such as a fishing talent game.Core code to complete the screenshot function:-(void) Renderincontext: (cgcontextref) ctx; Call the

"a flexible view for providing a limited window to a large data set."Can be said to be an upgrade of the listview, Listvie we need to write their own viewholder, of course, you can not write, is in recylerview, is to let write Yo ~recyclerview for