rickimaru questions

rickimaru answers

• The operator '*' can't be unconditionally invoked because the receiver can be 'null'. Try adding a null check to the target ('!')
• java.lang.IllegalStateException: Reply already submitted -- When trying to call result.success multiple times?
• Flutter: Can I use Ink in Dismissible?
• Flutter _debugLifecycleState != _ElementLifecycle.defunct': is not true
• How to animate the position of the items in a SliverAppBar to move them around the title when closed