John Cooper questions

• Using iterator interface or for each statement in Java
• unterminated string literal in the variable
• What is the difference in these two declarations?
• sorting and removing keys with null values
• Switch case - else condition
• Generate random numbers between two numbers
• If/else condition inside an Object
• Calculating Age in Months and days
• What is the use of return statement inside a function?
• remove HTML from a string (in JSON response)

John Cooper answers