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How to use pull to refresh in Swift?
...ring(string: "Pull to refresh")
refreshControl.addTarget(self, action: #selector(self.refresh(_:)), for: .valueChanged)
tableView.addSubview(refreshControl) // not required when using UITableViewController
}
@objc func refresh(_ sender: AnyObject) {
// Code to refresh table view
}
At s...
What is the tilde (~) in the enum definition?
...he UI
[] Cash
[] Check
[] CreditCard
and sum their values, and the user selects them all, you would see All in the resulting enum.
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Changing the default header comment license in Xcode
...o change the organization name in Xcode click on the project file so it is selected (left sidebar of Xcode in the Project navigator) > In the File Inspector (right sidebar of Xcode) change the Organization text box.
sha...
onMeasure custom view explanation
... there's absolutely no need for you to override it.
Devunwired code (the selected and most voted answer here) is almost identical to what the SDK implementation already does for you (and I checked - it had done that since 2009).
You can check the onMeasure method here :
protected void onMeasure...
How do I make UITableViewCell's ImageView a fixed size even when the image is smaller
...
@GermanAttanasioRuiz on selecting the cell it again resizes to the original, is it supposed to be that way, how to solve that.
– Bonnie
Aug 18 '14 at 8:44
...
psql: FATAL: database “” does not exist
...euser --interactive
When prompted for role name, enter linux username, and select Yes to superuser question.
Still logged in as postgres user, create a database: createdb <username_from_step_3>
Confirm error(s) are gone by entering: psql at the command prompt.
Output should show psql (x.x.x) T...
Set UILabel line spacing
...
However in Xcode 6.1.1 selecting the label and changing the line value in the attributed panel will cause the panel to flicker and lock the application. I have only been able to exit the panel by force-quitting Xcode.
– izk
...
JavaScript: How do I print a message to the error console?
... This is the correct answer. The word "error" isn't even mentioned in the selected answer, though it's in the question title.
– Ivan Durst
Sep 23 '15 at 17:43
3
...
Serialize Class containing Dictionary member
...!= null)
{
list.AddRange(SearchCategories.Keys.Select(key => new SerializeableKeyValue<int, string>() {Key = key, Value = SearchCategories[key]}));
}
return list.ToArray();
}
set
{
SearchCategories = new...
What is the facade design pattern?
...e which specific functions to call. You want to book a "tour package", you select the hotel, cab, flight at one place/form then internally the facade invokes the functions of different appropriate classes and return you a final result. Isn't it?
– Arun Raaj
Feb...