random questions

random answers

• BEM. Can Elements contain Blocks?
• Uncaught TypeError: Cannot read property 'then' of undefined SweetAlert & jquery
• How to fix "Uncaught TypeError: Cannot read property 'click' of null"
• Angular: I want to move focus of div from to another on arrow key buttons
• Bootstrap toast does not show up
• matchMedia().addListener marked as deprecated, addEventListener equivalent?