IOS

IOS study notes, ios learning materials 1. The code in the pch file is global. Whether it is the # import header file or the # define macro, it can be used in all files in the project. (All content involving the OC syntax must be included in # ifdef

IOS multithreading implementation 2-NSThread, ios2-nsthread NSThread is a lightweight multi-threaded development. It is written in the OC language and is more object-oriented. It is not complicated to use. However, you need to manage the thread

Ios development-xcode shortcutsCommon shortcuts for XcodeHere are some common shortcut keys for xcode.We can develop our software efficiently and reduce the amount of time we use the mouse.This reduces the development time and is very

Objc uses block to implement chained programming and objcblock chained Programming Objc uses block to implement chained Programming 　　 　　Because it is hard to read. Like Anonymous functions in other languages, block is difficult for many programmers

IOS Cell asynchronous image loading optimization, detailed explanation of cache mechanism, and ioscell Recently I have studied the problem of Asynchronously loading network images in UITbleView. iOS apps often see this interface.A tableView displays

AppHub: Updates iOS apps and apphubios by bypassing Apple's review mechanism To ensure the legitimacy and security of applications, Apple has set a strict review system for each application. Each software goes through a period of machine or manual

Seamless image scrolling components for iOS developers are encapsulated and used, and ios seamless Some Garden friends often ask, "Is there a Demo of Infinite Image scrolling? ", I really don't have a Demo of the picture rolling process. Today, we

How to draw dotted lines in IOSBecause the project needs to draw a dotted line, at first we want to use the picture to overlap. I collected a circle or encapsulated a UIView.The Code is as follows:. H file # Import @ Interface DashesLineView:

IOS project development practice-custom circular progress prompt control The default progress bar in iOS is a horizontal progress bar, which often cannot meet our needs. However, we can customize a progress prompt control similar to the circular one,

IOS project development practice-use user preference data API to store information Anyone who has developed Android knows that Content Provider, one of the four main components in Android, is a lightweight data storage component that stores simple

IOS ui16_data persistence //// Student. h // ui16_data persistence /// Created by dllo on 15/8/19. // Copyright (c) 2015 zhozhicheng. all rights reserved. // # import # Pragma mark if you want to implement archiving and anti-archiving

Use of speed sensors in iOS Many of our smartphones have built-in sensors. Many of our apps can develop more interactive applications based on sensor information. Now let's use and obtain the accelerometer in iOS. (1) The code is implemented as

Develop other stone series for IOS-install Alcatraz Alcatraz can help us extend Xcode's functions and manage Xcode plug-ins using direct integration.The specific method is as follows:1. Open the terminal2. Enter the following command line: mkdir -p ~

Example of iOS album access and photo album Storage Example of iOS album access and photo album Storage Effect:1. Click the "Access album" button to access the system album. After selecting it, it will be displayed in imageView.2. Click to take a

Select the implementation principle of the effect from the drop-down list. Effect of navigation bar and drop-down box The result is the effect selected in the drop-down box in the middle of the navigation bar. When you select one, the above words

IOS UI05 _ gesture Reader Gesture: Click, hold, rotate, pinch, drag, clean, clean //// MainViewController. m // UI05 _ gesture reader /// Created by dllo on 15/8/4. // Copyright (c) 2015 zhozhicheng. all rights reserved. // # import

Foundation framework, foundation Foundation framework1. Foundation Course Arrangement1. NSObject, NSString, NSMutableString2. NSNumber, NSValue, NSDate, and NSArray NSMutableArray3. NSArray traversal, new NSArray syntax (IOS6), NSArray Copy, and

UITextFieldDelegate protocol, uitextfielddelegate   Many people think that UITextField is very simple. Why does it write this protocol? Because it may be used in actual development;   For example: The underline color under the text box changes with

UIScrollView, UIPageControl, uiscrollview       # Import   @ Interface ViewController: UIViewController     @ End   # Import "ViewController. h"   @ Interface ViewController ()   @ End   @ Implementation ViewController   -(Void) viewDidLoad

IOS code custom cell example The base color and yellow color are the key points for custom cell codes. Start with these points.   MyCell. h   # Import   @ Interface MyCell: UITableViewCell @ Property (nonatomic, strong) UILabel * ageLabel; @