Example explains the creation of the basic animation for IOS application UI Development _ios

First, a brief introduction Capropertyanimation of the child class Attribute resolution: Fromvalue:keypath the corresponding property's initial value Tovalue:keypath the end value of the corresponding property As the animation progresses, the

The basic method of using Nsoperation class in IOS multi-threaded application development _ios

Introduction of Nsoperation 1. Simple description Nsoperation for ⽤: Multithreading can also be achieved with nsoperation and Nsoperationqueue Nsoperation and Nsoperationqueue to implement multithreading specific steps: (1) Encapsulate the

Two ways to detect network state in IOS _ios

Generally there are two ways, are the third party frame, the wheel, you can use the first, the back to optimize. One: reachability 1. First add the header file "Reachability.h" to the AppDelegate.h, and import the frame systemconfiguration.frame.

Three ways to summarize the gradual color of IOS _ios

In the iOS development process sometimes need to use the gradient color, this article summed up three ways to achieve, the need for friends to take a look below. One, cagradientlayer to achieve the gradient Cagradientlayer is a special subclass of

A summary of basic methods for accessing and managing file directories in IOS development _ios

Access to file directories Simplest: (Because of the sandbox relationship, no folder concept) Copy Code code as follows: uiimage* image = [UIImage imagenamed:@ "11.png"]; This is already a packaged path relative to the app and

Uidynamic is used to capture the gravitational behavior of animation components in IOS development _ios

Basic knowledge of UidynamicFirst, a brief introduction 1. What is Uidynamic Uidynamic is a new technology introduced from iOS 7, attached to the Uikit framework Can be considered as a physical engine that simulates and emulates physical

The use of the carrier pigeon push in IOS detailed demo _ios

Recently in the knowledge of the push, using the carrier pigeon is mainly because the backstage with a homing pigeon Push with a third party push, that is, to build a broadcast receiver on the client, when the server sends messages to the carrier

IOS App Guide page development tutorial _ios

Introduction to guide page features Mode one:Determines whether a program starts for the first time, if it is the Guidepageviewcontroller as the root view controller for the window. Guidepageviewcontroller has three child controls: a Uiscrollview,

IOS Development Uiscrollview Control detailed _ios

What is a Uiscrollview control? (1) Mobile device screen ⼤ large ⼩ Small is extremely limited, so direct ⽰ show in the ⽤ user's immediate content is also very limited (2) When the exhibition ⽰ show more content, than ⼀ a screen, ⽤ users can scroll

IOS Imitation Hot Topic hot wheel-Seeding interface Tableview_ios

Nonsense not much to say directly on the code: This feature should be quite common, a tableview to another tableview, something like segment, which I encapsulated: VIEWCONTROLLER.M///////Created by elegant scented on 16/6/3. COPYRIGHT©2016

ARM assembly Reverse IOS Combat _ios

Let's start with some basic knowledge of arm assembly. (We take ARMV7 as an example, the latest iphone5s on the 64-bit is not discussed) Basic Knowledge Section: First you introduce registers: R0-R3: For the transfer of function parameters and

Introduction to the basic usage of webview in IOS development _ios

1. Use UIWebView to load Web pagesrun Xcode 4.3 and create a new single View application named Webviewdemo. 2, loading WebViewAdd WebView member variable in VIEWCONTROLLER.H and add implementation in VIEWCONTROLLER.M Copy Code code as

Explain how to use the Uipickerview control in IOS development _ios

The Uipickerview control is often used when selecting certain data for the user, which shows a simple selection of data, displayed in the Uitextfield input box, uipickerview as Input view, and toolbar as the selected Data button. Similar to other

A simple way to use lazy loading and xib in UI development for IOS applications _ios

Lazy load 1. Lazy Load Basic Lazy Loading--also known as deferred loading--is loaded when it is needed (inefficient, small memory footprint). The so-called lazy load, write is its get method. Note: If it is lazy to load the words must be careful

Examples to analyze the usage of nsthread classes in the multi-threaded development of IOS applications _ios

First, the initialization of Nsthread1. Dynamic method Copy Code code as follows: -(ID) Initwithtarget: (ID) Target selector: (SEL) Selector object: (ID) argument; Initializing threads Nsthread *thread = [[Nsthread alloc]

IOS sets shadow effects for UIView _ios

UIViewThe shadow settings are mainly passed by the UIView layer related properties to set the The color of the shadow ImgView.layer.shadowColor = [Uicolor blackcolor]. Cgcolor; Transparency of Shadows

WebView loading Html_ios in IOS

In the daily development, we will use a lot of webview for efficiency, for example, when we do a detail page, we return to you may be an HTML string, we need to display the current string to WebView above, so we need to have a certain understanding

IOS UITableView Drag sort Implementation code _ios

Uitbableview as a list of information, in addition to the display of features, and sometimes used to delete, sorting and other functions, the following to explain how to achieve sorting. Sorting is when the table enters the edit state, a button

IOS Interview Encyclopedia of Common Algorithms _ios

gcd

This text to share the iOS interview familiar with the common algorithm, let's take a look at it. 1. Sort the following set of data in descending order (bubble sort). "24,17,85,13,9,54,76,45,5,63" int main (int argc, char *argv[]) { int

Launch diagram _ios for IOS to achieve video animation effects

First on the effect chart Realize the idea The main idea is to use a controller to play the video carrier, and then let the controller as a root view, after the video playback is done then what to do. If you don't say more, let's put the code

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