Tristan Burnside questions

Tristan Burnside answers

• Cast from '[NSObject : AnyObject]?' to unrelated type 'NSDictionary' always fails
• How to make action bar icon change when clicked
• find() using Functional Programming
• I want to select multiple dates in calendar in android
• Regular expression to match only if there are N unique characters
• DispatchQueue.main.asyncAfter is inaccurate
• WKWebView: trying to query javascript synchronously from the main thread
• Android: Google Maps location with low battery usage
• Difference between exploration and exploitation in genetic algorithm