IOS determines whether the current time is in a certain period of time.

IOS determines whether the current time is in a certain period of time. /*** Determine whether the current time is in a certain period of time ** @ param startTime start time * @ param expireTime end time */-(BOOL) validateWithStartTime :( NSString

UIPickerView simple application: uipickerview Application

UIPickerView simple application: uipickerview Application Below are some           The following is the code. It is boring, but it is not difficult.     #import @interface ViewController : UIViewController@property(strong,nonatomic) UIPickerView

IOS -- what is between UIAlertView and UIAlertController and UIAlertAction?

IOS -- what is between UIAlertView and UIAlertController and UIAlertAction?One of the new features of iOS 8 is to make interfaces more adaptive and flexible, so many view controllers have undergone great changes in implementation methods. Brand

1014-26-homepage 07-Latest Weibo quantity ------- display the latest Weibo quantity animation --- tiled image --- array insertion array, 1014-26-07-

1014-26-homepage 07-Latest Weibo quantity ------- display the latest Weibo quantity animation --- tiled image --- array insertion array, 1014-26-07- 1. Integrate the built-in drop-down property control --------- HWHomeViewController -(Void)

Objective-c dictionary object, objective-c dictionary

Objective-c dictionary object, objective-c dictionary The NSDictionary in oc serves the same purpose as the dictionary class in java and provides a combination of "key-value" pairs. For example, a dictionary class is used to store the Student name

Loop scrolling of UIscrollView and UIPageControl and uipagecontrol

Loop scrolling of UIscrollView and UIPageControl and uipagecontrol   Because I have been searching for images on the Internet for a long time yesterday, many of them can only scroll to the right, and one image and one imageview have a terrible

After invalidate of NSTimer in iOS

After invalidate of NSTimer in iOS Disclaimer: all original translated articles provided by this blog are from the Internet and are only for learning and communication purposes. Do not use them for commercial purposes. At the same time, do not

IOS-set the size of the button in the middle title Position of the Weibo navigation bar --- setFrame ----, frame of the buttons in the ios navigation bar

IOS-set the size of the button in the middle title Position of the Weibo navigation bar --- setFrame ----, frame of the buttons in the ios navigation bar # Import "HWTitleButton. h"# Define HWMargin 5@ Implementation HWTitleButton-(Id) initWithFrame

IOS basic database storage and iOS database storage

IOS basic database storage and iOS database storage CoreData Creating Model files 1. Select a template 2. Add an object 3. Add an object attribute. Note: The first letter of the attribute must be in lowercase. 1. CoreData management class (three

Objective-c set object, objective-c set

Objective-c set object, objective-c set A collection (NSSet) is a combination of Single-value objects. operations on a set object include: search, add, and delete members in the Set (the function of a variable set), and compare the two sets,

ChildViewController subtotal, childviewcontroller

ChildViewController subtotal, childviewcontroller Set childViewcontroller self.ganZhi_vc = [board instantiateViewControllerWithIdentifier:@"HDGanZhiViewController"]; [self addChildViewController:self.ganZhi_vc]; self.data_vc = [board

Pinyin Comparison: Identifying V1.1 and pinyincomparison in Pinyin

Pinyin Comparison: Identifying V1.1 and pinyincomparison in Pinyin App Store: Pinyin Comparison Pinyin Identification     1. Support 3D Touch 2. Add new words 3. Add a link for you to rate this app   ------------------   1. Support for

Use pch to pre-compile the file,

Use pch to pre-compile the file, First create a pch file, and then modify the Prefix Header in Build Setting of this project $ (SRCROOT)/project name/precompiled file name; General Use of pch files: 1. Import the framework, such: # Import # Import

Code Note: Add a rounded corner to UIImageView and a rounded corner to uiimageview.

Code Note: Add a rounded corner to UIImageView and a rounded corner to uiimageview. I ,. Ii. Code. RootViewController. m # Import "RootViewController. h "@ interface RootViewController () @ end @ implementation RootViewController-(id)

IOS design pattern-Observer pattern, ios Design Pattern observer

IOS design pattern-Observer pattern, ios Design Pattern observer The observer pattern in 23 software design patterns is also a very common design pattern in software development. In Apple development, the apple Cocoa framework has already

IOS-GET request details-GET sets the Request Header

IOS-GET request details-GET sets the Request Header A rare remark is a very detailed native GET network request operation, which is recorded as obsessive-compulsive disorder and shared with you... Also used for backup Replication -(Void) getResult {_

IOS network request base, ios network request

IOS network request base, ios network request This article is about network requests, which are compiled based on the actual situation of the company. If you have different opinions, please leave a message for discussion. After 9.0, iOS completely

IOS perfectly solves the problem of interactivepopgsturerecognizer getting stuck. How can this problem be solved when the computer gets stuck?

IOS perfectly solves the problem of interactivepopgsturerecognizer getting stuck. How can this problem be solved when the computer gets stuck? interactivePopGestureRecognizerSolution released by iOS7VeiwControllerAlthough the new function of sliding

A small problem in the iOS7 programming Cookbook example 15.8

A small problem in the iOS7 programming Cookbook example 15.8 The title of the 15.8 example in this book is Editing Videos on an iOS Device. The code function is to create a UIImagePickerController view that allows users to select a video file

IOS-custom keyboard Selector

IOS-custom keyboard Selector Target style: Directly run the Code:Compliance Agreement Implementation Method // Create UITextField and set setInputAccessoryView to custom Toolbar and change the keyboard style to the keyboard selector-(void)

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