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Category: Swift

Swift, a new development language released by Apple at WWDC (Apple Developer Conference) in 2014, can run on Mac OS and iOS platforms together with Objective-C* to build applications based on the Apple platform. Swift is an easy-to-learn and easy-to-use programming language, and it is also the first system programming language with the same expressiveness and fun as a scripting language. Swift is designed with safety as the starting point to avoid various common programming error categories.

Object class properties in the iterative SWIFT

Is there an easy way to iterate the attributes of a class in Swift.

That is, I have a Person class, which has 3 attributes: name ,lastname,age.

Is there something similar

for attr

October 11, 2021By Simo Swift class, ITERATION, middle, object, sex, SWIFTLeave a Comment

I can’t start my SWIFT 3 timer

I used timers before and they worked, but since NSTimer was changed to Timer, my timer refused to work. The code I tried is as follows:

override func viewDidLoad() {
super.viewDidLoad()
_ =

October 10, 2021By Simo Swift my, Start, SWIFT, Timer, UnableLeave a Comment

How to copy the end of the array in SWIFT?

There must be some very elegant way to use Swift to copy the end of the array from a certain index, but I couldn’t find it, so I ended this:

func getEndOfArray( arr: [T], fromIndex: Int? = 0)

October 10, 2021By Simo Swift array, Copy, end, How to, SWIFTLeave a Comment

Swift draws shadows into a UIBezier path

I have a weird question. Although I did read a lot of tutorials on how to do this, the end result only shows the Bezier line, not any shadows. I The code is very simple:

let borderLine = UIBe

October 10, 2021By Simo Swift drawn, husband, one, path, shadow, special, uibezier, willLeave a Comment

SWIFT VAPOR Postgres Xcode Build Error: Unable to build Objective-C Module ‘CPOSTGRESQLMAC’

Add steam postgresql connector to Package. Build error after swift

import PackageDescription
let package = Package(
name: “todo_vapor_swift”,
dependencies: [
.Package(url: “https://github

October 10, 2021By Simo Swift build, CPOSTGRESQLMAC, error, module, Objective, Postgres, SWIFT, Unable, Vapor, XcodeLeave a Comment

Use SWIFT to add DatePicker in UIActionsheet

Is there a way to present the date picker from UIAlertControllerStyle.ActionSheet? There are ways to add buttons in ActionSheet and add actions to these buttons, but I can’t find a solution to add

October 10, 2021By Simo Swift Add, DatePicker, SWIFT, UIActionSheet, UsingLeave a Comment

Load number in SWIFT

I am developing a fast iPhone application, and there is a requirement that I always generate negative random numbers.

I know how to generate random numbers Method, but it doesn’t seem to have

October 10, 2021By Simo Swift middle, negative, random number, SWIFTLeave a Comment

String to nsdate from Swift

I have a string containing a date in this format:
Thursday, September 4, 2014 10:50:12 0000

Do you know how to convert it to:
April 9, 2014
(DD-MM-YYYY)

Of course, use Swift
Thank you

October 10, 2021By Simo Swift nsdate, string, SWIFTLeave a Comment

Check if the dictionary contains values ​​in SWIFT

is just a simple task. I have a dictionary var types = [Int: String](), it is like an empty one, after some user operations, it is filled with data. According to this dictionary I enable/disable th

October 10, 2021By Simo Swift check, Dictionary, INCLUDE, Medium, SWIFT, value, whetherLeave a Comment

SWIFT2 – Filtering character in SWIFT

I have an example of an array with a dictionary:

(
{
Email = ” [email protected]”;
Name = “Kate Bell”;
Number = “(555) 564-8583”;
},
{
Email = “[email protected]”;
Name = “Daniel Higg

October 10, 2021By Simo Swift array, Dictionary, filtration, Medium, SWIFT, SWIFT2Leave a Comment

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