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Sqlite3 xcode tutorial
Sqlite3 xcode tutorial








sqlite3 xcode tutorial

UserDefaults as name specific can be used to store default information about the application or its users. All of them have powerful benefits, but they come with different trade offs, so it can be tricky to choose the right one, especially if you’re new to iOS.

SQLITE3 XCODE TUTORIAL HOW TO

In this article, we are going to describe in details these Swift technologies, as well as how to pick the the one that best fits your needs. To achieve that in Swift that we can use the following technologies (Swift APIs): We are using NSUserDefaults to persist the users’ settings in all of our templates.īy default, all the variables and constants that you allocate in Swift are stored in memory, so they get lost when users quit the app. Different types of data can be saved to the device locally, using different tools (Swift APIs). While you could save the same data on a server, in this tutorial we are going to describe all the ways to store data locally in iOS apps.įor example, we are saving to disk all the stocks & cryptocurrencies in your watchlist, for our Finance App Template. Data persistence is the mechanism of storing any type of data to disk so that the same data can be retrieved without being altered when the user opens the app next time.

sqlite3 xcode tutorial

In this article, I would like to showcase the basics of iOS data persistence with Swift, by presenting a general overview of what’s possible.










Sqlite3 xcode tutorial