Crystal questions

• Changing the font for selected segment in uisegmentedcontrol
• Downloading a large file in iOS app
• Creating ActionEvent object for CustomButton in Java
• Understanding multiple mentions of delegate protocol in sample code
• -> Arrow operator with Arrays?
• The property 'someProp' does not exist on value of type 'object' in Typescript
• Checking ignore() for values
• Understanding subcommands with go-flags
• cannot add parentContext to NSManagedObjectContext, context already has a coordinator
• show activity indicator while loading ViewController

Crystal answers