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Codebales holds an ever growing number of solutions to problems that we have experienced in our day to day code writing
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Andrew Fletcher
•
Before you can run CKAN for the first time, you need to run db init to initialise your database:
ckan -c /etc/ckan/default/ckan.ini db initIf this fails due to a permission issue, then the user and group assigned are incorrect. Or if you are a root user, you can use sudo
sudo ckan -c /etc/ckan/default/ckan.ini db initIf you forget this step you'll see a 500 server error:
503 Service Unavailable: This site is currently offline. The database is not initialised.
Cleaning your...
Andrew Fletcher
•
Whilst working through an edit person view in a SwiftUI project, I experienced...
Andrew Fletcher
•
When managing a navigation title in Swift, you will have trodden down the path....
Andrew Fletcher
•
Struggling to hide the SwiftUI separators in a List or Form?
The...
Andrew Fletcher
•
Core Data - customising our data model
When you are using Core Data, and let's...
Andrew Fletcher
•
In SwiftUI, has made creating a list of item very easy. If you have an array containing the names of customers, these names can be displayed through the following code:
struct ContentView: View {
let customers = ["Sarah","Vinodh","Dimitry","Lata"]
var body: some View {
List(customers){customer in
Text(customer)
}
}
}As you will have noticed, this is a static list. Meaning that any changes to the customers array will not cause...
Andrew Fletcher
•
I attempted the run command and the response I had was succeeded, but then...
Andrew Fletcher
•
Working with buttons
To begin, what is a button in SwiftUI?
struct MainView:...
Andrew Fletcher
•
When those simple annoyances are too frustrating! Yes we have all been...
Andrew Fletcher
•
The purple warning notification of annoyance recently came my way! I...
Andrew Fletcher
•
I'm currently working on a project that requires login, register, forget password functionality in SwiftUI. As I'm developing the code, I came across a great resource for validating an email address with Regex:
http://emailregex.com/
In the end, I leveraged the worked produced on https://stackoverflow.com/questions/25471114/how-to-validate-an-e-mail-address-in-swift
The code used:
extension String {
var isValidEmail: Bool {
let name =...
Andrew Fletcher
•
iOS localization on the fly
If you have added languages to your app......
Andrew Fletcher
•
After creating a new view with a @Binding string as follows
struct EditRival:...
Andrew Fletcher
•
Building a contact list using SwiftUI has many challenges.
One challenge is...
Andrew Fletcher
•
What to do when you want to filter a Realm object, using NSPredicate in...