IOS

Set rounded corners and circular images for iOS Regular and positive styles tend to appear stiff, and the rounded corner styles lead to a different kind of intimacy. Nowadays, more and more rounded corners are used, and most images such as user

IOS implements one method with multiple return values in three ways. I used to think that this title is a bit biased towards theory. How can this strange requirement be found in actual development? However, when such a hard requirement is met, I

IOS development-hide (remove) the horizontal line at the bottom of the navigation bar and the ios navigation bar In most cases, iOS development uses the navigation bar. Because our app navigation bar needs to be the same color as the window next to

Objective-c ui UITableView details, objectivecui UITableView plays an important role in IOS development and must be mastered. Before learning about UITableView, let's take a look at some basic concepts: UITableView inherits from UIScrollView and

NSURL property recordsRecord of some NSURL attributes 1 NSLog (@ "% @", request. URL. absoluteString); 2 NSLog (@ "% @", request. URL. relativeString); 3 NSLog (@ "% @", request. URL. scheme); 4 NSLog (@ "% @", request. URL. resourceSpecifier); 5

IOS rotates on a specific page and ios page 1. Add a tag in AppDelegate. h. 2. Add this method in AppDelegate. m. 3. Use [(AppDelegate *) [UIApplication sharedApplication]. delegate setAllowRotation: YES]; To enable screen Rotation 4.

[Code Note] clicking a button will show the animation effect of multiple buttons. I ,. 2. Engineering Drawing. 3. Code. RootViewController. h #import @interface RootViewController : UIViewController{ UIImageView *iCanImageView; UIImageView

What about UITableView optimization? As iOS developers, UITableView may be one of the most commonly used UI controls. Its importance is self-evident. For TableView, I think the most important thing is the reuse mechanism of UITableViewCell. Simply

IOS Aurora push and ios Aurora push The. p12 file exported from aps_production.cer is the same as the above. Upload the. p12 certificate. If the certificate is invalid, the upload will fail.  Solution:1. first, you need to download a new

Multi-thread (NSOperation) for iOS development practices) NSOperation encapsulates GCD (underlying layer) and is more object-oriented. NSOperation With NSOperation and NSOperationQueue, you can also implement multi-threaded programming. Detailed

Multithreading in iOS development practices (Singleton Mode)Singleton mode: This mode ensures that there is only one instance in a class during the program running, and the instance is easy for external access, so as to conveniently control the

[IOS] iPhone for real machine testing (Basic edition) and iosiphone After buying 688 individual developer accounts, how can I perform a real machine test ?? See the following: 1. Open https://developer.apple.com   Then, enter the App ID account and

Objective-C code specification (6.1.12 Wang Bin) and objectivec code specification  First, official code specifications Objective-C coding specifications, content from Apple and Google's document translation, their coding experience and summary of

1.2 Quartz 2D memory management, quartz2d Use Product-> Analyze for Static Analysis   You can use the Quartz 2D function to specify the retain and release objects. For example, if a CGColorSpace object is created, the

Comparison of advantages and disadvantages of Xcode plug-ins (20 plug-ins recommended) and xcode20 This article outlines the usage of some of the plug-ins you have used (that is, the plug-ins are not easy to use ). Before that, simply add two

Stack, stack, stack Stack and heap) Concept: the heap and stack are both data structures and are a special storage area, mainly used to temporarily store data and addresses. STACK: similar to the stack in the data structure. Stores parameters and

IOS development and debugging skills Summary (continuously updated) Debugging is a skill that must be learned for software development, and its importance is self-evident. Debugging skills can basically be migrated. That is to say, you have mastered

Tag learning for IOS UIView, iosuiviewtag Tag is an attribute of UIView, And the tag value must be unique. A parent view can be found using tags.1 UIView * redView = [[UIView alloc] initWithFrame: CGRectMake (0, 0, CGRectGetWidth (self. window.

IOS UILabel does not successfully set the rounded corner.Problem Is the effect I Want To Do vce688rH1eLR + bXEPGJyIC8 + DQo8aW1nIGFsdD0 = "here write picture description" src = "http://www.bkjia.com/uploads/allimg/160107/041ZG9A-1.png" title = "\"/>

IOS data cache and YYCache implementation analysis, ios data cache yycache1. What is cache? Cache means cache. The cache on the computer is a high-speed cache, which is defined in the course of computer composition. It exists between the master