IOS

About Swift set types and swift Sets Swift sets are represented by arrays and dictionaries. It perfectly stores everything you want to store. An array is a set of serialized lists of the same type. It is used to store different values of the same

Absolutely easy-to-use browser json resolution URL, browser json resolution URL Do you often encounter Chinese garbled characters when entering the request address in the browser? Today I found a good browser to parse the json URL, which is

Basic use of Popover for iOS ipad Development  I: Ii. Note: For method [UIPopoverController dealloc] reached while popover is still visible.When the popover is still displayed, it crashes.The popover cannot be suspended when it is displayed.Popover

In iOS, FMDB third-party SQLite database UI_20 1. What is FMDB? FMDB is an SQLite database on iOS platform, but it encapsulates SQLite statements in C language in the OC mode and is more object-oriented.   2. advantages of FMDB: 1. it is more object-

A valid provisioning profile for this executable was not found., provisioningprofile If the bug is the problem, the real machine debugging prompts that the certificate file cannot be found. First, confirm that the team under the Account has the

IOS UIView quick modification of frame, iosuiview Complex code implementation is required when frame is modified in iOS development layout. Today, I occasionally see a podcast about the fast modification of frame method. I wrote the implementation

IOS network programming-Day3 (C language supplement)1. constant classification (1) integer constants are only in decimal notation. Positive and negative integers. % d. Decimal placeholders. Integer constants are printed in decimal notation. % o

Issue summary in Xcode7 and issue summary in xcode7 1. The resource cocould not be loaded because the App Transport Security policy requires the use of a secure connection. The Xcode7 Compilation Program cannot connect to the network, because in

IOS development diary 21-7.0 after the text mixing, ios21-7.0 Today, the blogger has a text-and-text layout demand and encountered some difficulties. I would like to share with you the hope to make common progress. Before iOS7.0, there were two main

Use UIScrollView to switch between several pages. This example shows how to use UIScrollView and the table and page Jump content; Original Author address: http://www.cocoachina.com/bbs/read.php? Tid = 323514 As follows:   1: use of the knowledge

Custom tabbar label bar and custom tabbar label Since I learned iOS, I feel that custom things are easier to operate than those that come with the system, and there is more space for modification and execution. The following describes how to use

Use GCD for countdown, and gcd for countdown The effect is as follows: ViewController. h 1 #import 2 3 @interface ViewController : UIViewController4 @property (assign, nonatomic) NSInteger surplusSecond;5 6 @property (strong, nonatomic) IBOutlet

Objective-C class, Objective-C Objective-C (OC) is the main programming language for OS X and iOS operating systems. The following describes how to create a class using OC:Interface part: Student. h file implementation part: Student. m file   　　 The

Special Syntax of OC, special Syntax of OCI. Category 1. What is classification? > Category: You can expand many new methods without changing the original class, but not new member variables. If you want to extend new member variables, consider

IOS-considerations for verifying in-app payment creden, ios-creden 1. In short, because the cell phone after jailbreak does not have a sandbox for protection, hackers can make any modifications to the system. Therefore, during the payment process,

Commonly used colors and their corresponding color values in iOS development.   R G B Value   R G B Value   R G B Value Black 0 0 0 #000000 Yellow 255 255 0 #

The solution for iPhone 5s is hands-free and headset-free. iPhone 5S hands-free Before reading this article, I know that everyone may be impatient or depressed. Calm down. Perform the following checks on your mobile phone: Whether the mute

IOS static Library Creation and usage Problems Static library usage goals: (.)> Create a static database by yourself (available) (the first three steps)> Create a Simulator version and a real machine version (step 4)> Merge two versions (Step 6)To

IOS 9 Development GOGOGO: New features IOS9 has been released for a while. How much do you know about the new features of iOS9? Are you still stuck in the multi-task (split-screen, picture-in-picture), Swift2, and HTTPS force upgrades? Today, let's

IOS programming-UIWindow switching and iosuiwindow Switching Because a custom bottom pop-up window effect needs to be created in the recent project, I studied UIActionSheet and planned to rewrite a custom pop-up window. I was lazy when I wrote the