David

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David has asked 42 questions and find answers to 13 problems.

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David questions

iOS Image Asset sizing. Is 3x actually 3 times the 1x size and is Retina 4 2x required?
Custom message with validates presence of not working
tableView.reloadRows flickers if called too quickly after another table update
How am I not following this protocol?
When creating objects, created_at stores microsecond precision that json can't match
How do I add a Back Button to the Navigation Bar through Storyboard?
Swift: Create an optional IBOutlet
How do I figure out pixel to point conversion on specific iPhone?
Why is there an offset in the Java String implementation?
Is there any way to view logs for AdHoc apps?

David answers

Ruby array starting at 1 [duplicate]
When creating objects, created_at stores microsecond precision that json can't match
python dictionary check if any key other than given keys exist
Alamofire image upload with PUT
How would I delete an array of ids/objects in Rails from my DB?
How to convert ISO8601 format into milliseconds?
react calling a function in a child component
Get React.refs DOM node width after render and trigger a re-render only if width has value has changed
couldn't find file 'jquery' in Rails project
Java convert String that looks like an Array into a String Array or String ArrayList