swift tag

599 questions


2 answers
72 views
0
About Swift3 NSA ApplicationMain

I wanted to call python on Swift3, so I referred to the following site.https://github.com/ndevenish/Site-ndevenish/blob/master/_posts/2016-06-20-using-python-with-swift.markdownimport CocoaNSA Applica...

2 years ago

1 answers
58 views
0
automatically post an e-mail subject line when calling a mailer

Use Swift to call a mailer in the app and I wanted to automatically enter the destination email address and subject line when I called, so I organized the following programs:// Generate mailer URL.let...

2 years ago

1 answers
73 views
0
Array statements giving Swift2 id error in Swift4

Based on Swift2's book, I created the following code in Swift4 and found the following error in the array part that gives the id:Could you tell me the solution?Cannot convert value of type 'String' to...

2 years ago

1 answers
125 views
0
I made a checklist using UITableView, but it doesn't check when I press it.

What do you want to doI am making a list with a check box using UITableView in Xcode.I want to change the image of the blank box and the checked box when cell is pressed, but it doesn't work.Currently...


1 answers
137 views
0
Questions About UIButton in Xcode

When I tap UIButton, like the check button above in the image below, the image set to UIButto turns black and becomes active, so that I can visually see that it has been pressed.Some of the attributes...


1 answers
130 views
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Two Progresses Appear in wkwebView

The first time the webview is loaded with the following code, the progress bar is the intended movement, but if you look at the link in the webview, it looks like two progress bars are displayed.Does ...

2 years ago

1 answers
32 views
0
Swift Training Anchor Does Not Work

trailingAnchor does not work at all in the code below.As a minimum test, configuring two horizontal constraints: leadingAnchor and trailingAnchor with one button, or configuring only trailingAnchor, i...

2 years ago

2 answers
48 views
0
UIPageControl Works with UIScrollView

I would like to link UIPageControl and UIScrollView installed on Storyboard with Xcode6+Swift.import UIKitclassViewController:UIViewController, UIScrollViewDelegate { // Linking UIScrollView @IBOutlet...

2 years ago

1 answers
43 views
0
Get images and text from URL

Prerequisites/What you want to achieveI would like to get text and images from the URL posted by the user.(It's a function that allows you to preview the url destination when you paste url on the Twit...


2 answers
91 views
0
How do I control a thermal printer with a Bluetooth connection?

I'm trying to control the thermal printer with a Bluetooth connection using Swift5, CoreBluetooth.The Bluetooth connection (pairing) with the printer was successful, but I don't know how to print data...

2 years ago
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