Programmer Group

In the previous iPhone, we can judge the network status according to the network status view above the navigation bar. (this kind of plan is not very good) This solution is not available on iPhone X phones.   We can judge the network state through the Reachability Reachability github address: https://github.com/tonymillion/Reachability Super si ...

This article introduces a function that almost every APP needs to use. The APP starts the entry advertisement. I originally wanted to make ios android into Demo and put it on github. Considering the time relationship, it's OK. But I want to make sure that the code here can be run after copying and pasting, because I am also the God of copying a ...

enumeration Enumeration concept Enumeration defines a set of related values of a common type that you can use in your code in a safe way Enumeration in C/OC language specifies that the related name is a set of integer values The enumeration in Swift is more flexible. It can provide a string, a character or an integer or floating-point value S ...

String operation 01 get length var a = "he l lo" print(a.count) // Calculated space, output 7 02 String.Index type The String.Index type represents the position of a character in a string. You can use a[String.Index] to get the character at a certain position. var a = "hello" print(a.startIndex) // Output Index(_rawBits: 1) print(a[a.startInde ...

1, Create a folder mkdir Module 2, Download Engineering Scaffold pod lib create AaronSwift Aaron Swift is the name of the component project you want to create. During the installation process, you will be prompted to enter the configuration of the project to be downloaded (as follows:), and then enter iOS, Swift, Yes, Quick and Yes. In the seco ...

Knowledge preparation First of all, we need to know a scenario. We click on the application on the screen, and then we can see that the application is fully displayed and can be operated. In this process, the system, runtime and our own code have done a lot of work, and many excellent blogs have descr ...

I have the following code to hide and show the navigation bar. It is hidden when the first view is loaded and then when "children" is called. The trouble is, when they go back to the root view, I can't find the event / action that triggered it to hide again I have a "test" button on the root page for manual execution, bu ...

Recently, the epidemic broke out. I didn't have a look at the idle fish IOSApp at home. I found that the function of auto hiding the navigation bar of the commodity list was very good, so I decided to write one myself. Leisure fish: Train of thought: The navigation will follow the upward movement of the ...

  1, NSThread It is a lightweight Multithread in iOS. One NSThread object corresponds to one thread 1. Some class methods [NSThread mainThread]; // Get main thread [NSThread currentThread]; // Get current thread // Blocking the current thread and setting the sleep time are implemented in two ways ...

Swift network request data viewController import UIKit class ViewController: UIViewController,UITableViewDataSource,MJRefreshBaseViewDelegate { //Table attribute var table:UITableView? var tableDataArr:[News]? var mjHeaderView:MJRefreshHeaderView? var mjFooterView:MJRefreshFooterView? var st ...