IOS

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 multi-thread management what you must know about multithreading: ios multi-thread management /* Not a technical Article, but a way to record your daily learning ---------------------------- The journey of programmers is the sea of stars */   [1

[Reading Notes] iOS-simple data driver, Reading Notes ios- I ,.     2. Shows the project file:     3. DataModel. h # Import   @ Interface DataModel: NSObject { NSArray * myData; } -(NSString *) getNameAtIndex :( int) index; -(Int) getRowCount;   @

IOS View Programming Guide notesThe program we see For all IOS apps, the content we see is displayed by UIView. UIView is like a scene, UIWindow is like a stage, and UIView is shown on the stage of UIWindow, so that we can see a variety of UI

IOS ui13_data parsing XML _, JSON -(IBAction) parserButton :( id) sender { ParserXML * parser = [parserXML alloc] init]; [Parser startParser]; // Traverse the Student name For (Student * stu in parser. stuArr ){ NSLog (@ % @, stu. name

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-achieve view switching Animation Switching between different interfaces or views is one of the most common dynamic effects of applications. No matter which platform is used for project development, default view

IOS Learning (error 1 encountered in the Project) 1. [AppModel copyWithZone:]: unrecognized selector sent to instance 0x7ffda9f4cf70 * ** Terminating app due to uncaught exception 'nsinvalidargumentexception ', reason:'-[AppModel copyWithZone:]:

IOS project development practice-declaration and call of translation animation and closure functions for multiple views In iOS animation, you can set different animation effects for different controls and set different time latencies. Pay attention

IOS project development practice-use user preference data for startup prompts This case also stores user input based on the user preference data API provided by Apple. For the basic usage of preferences, you can view another blog titled iOS project

Annotation bubbles on iOS Map First:First, you can customize a View for drawing. You can draw all the images you want. VcD4NCjxwPsnPtPrC66O6PC9wPg0KPHByZSBjbGFzcz0 = "brush: java;"> This method gets the context. -(Void) drawRect :( CGRect)

IOS animation effect Most common Animation:// Start the animation[UIView beginAnimations: nil context: nil];// Set the animation duration[UIView setAnimationDuration: 2];// Animation contentFrame. origin. x + = 150;[Img setFrame: frame];// Animation

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

Multiple buttons are displayed when ios8 tableView is set to slide and deleted. * TableView: editActionsForRowAtIndexPath: // you can specify multiple buttons for sliding and deleting.* UITableViewRowAction // click this button to create* 1.

IOS project development practice-learn to use the TableView list control (4) plist reading and Section display The text will store the data in the plist file and then read it in the program. The Section is displayed in the TableView control

IOS waterfall is implemented through the UICollectionView Control Some IOS projects use the waterfall stream function. You can choose to use a third-party library or write one by yourself. If you write this function yourself, you can use the

How iOS updates apps App update process Obtain the current version number currentVersion. Compare currentVersion with the latest version number latestVersion. If the current currentVersion number is small, update the current version number.   Obtain

IOS uses the notification (NSNotification) for value transfer  A notification is a commonly used value-passing proxy method between jump controllers. In addition to the proxy mode, notifications are more convenient and convenient. A simple Demo is

IOS bullet Screen Effect Bullet screen effect display:   Steps:1.Create a View Controller in the AppDelegate class and add the created View Controller to the parent view.[Self. window addSubview: viewController. view]And self. window.

IOS tips-use runtime to solve UIButton repeated clicksIOS tips-use runtime to solve the UIButton repeated click problem. What is this problem? Our button is a response once, even if you click frequently, there will be no problems, but in some