Questions tagged as 'swift'

Tagged questions
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Select devices that are not compatible with an app on swift 4

I have a question, I am developing an app in siwft 4, however the app that is developed does not have the IPad objective, there is a way to show an alert or something or to not let the app install if it is detected what is an IPad? Thanks in adv...
asked by 05.01.2019 / 03:49
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How does NSFetchedResultsController and its delegate work?

As the question correctly says, I want to know how NSFetchedResultsController works and why use delegate methods instead of tableView.reloadData . I am using them to build a TableView but it is not good at all, when loadin...
asked by 20.05.2016 / 19:31
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How to change label text with delay and in another thread?

As the question correctly says, I need to change the text of 4 different labels without the view being left without being able to process other processes and also between these changes of text I need a delay of at least 1 second. I already try t...
asked by 24.05.2016 / 22:43
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Run FirebaseLoginViewController with Swift

After the announcement that it will close in January of next year. I have decided to use Firebase. The good thing is that my App is still in development and had not advanced much, however one of the parts that had already been proven was the aut...
asked by 15.02.2016 / 21:46
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RealmSwift Dependency in pod spec

I have a project in which I used Realm, which has been installed by pruning (pod 'RealmSwift'). Now, I want to make a private pod of the product and put RealmSwift as a dependency to install when someone installs my pod. I get the followin...
asked by 21.12.2018 / 08:41
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how to filter data with json and php

I need someone to help me, I have a structure that receives data from a mysql database, I would like to show the data in the app but filtering the data that matches a variable I defined when loading the app, I have the following structure : fu...
asked by 20.12.2018 / 14:36
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How to replicate these java combobox in Swift

I want to recreate these comboboxes that I have in javascript in Swift to be able to select a country and that only the cities of the country that I select appear and not the cities of the other countries in the list. The problem is that I do...
asked by 17.12.2018 / 23:53
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How to create two linked spinners in SWIFT

I have two spinners linked in Android and they work without problems, but I do not know how to replicate them in SWIFT ... Does anyone know how to do it or what is the tool called? I have seen some videos from pickerview and dropdownmenu but...
asked by 05.12.2018 / 02:09
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DO NOT recognize the name of the storyboard swift 4

I'm trying to move to another viewcontroller by modal, with this procedure: let storyboard = UIStoryboard(name: "Main", bundle: nil) let controller = storyboard.instantiateViewController(withIdentifier: "RadiosPVSViewController") self.present...
asked by 03.12.2018 / 02:09
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Constraints in a chatView

I have a menu with three options, the last option is a very simple chat, when entering for the first time, the dialog balloons are well arranged, but when selecting another menu option and then returning to the chat, the balloons are aligned , c...
asked by 26.11.2018 / 19:18