Trying to find all occurrences of an object in Arraylist, in java – Error is an illegal operation performed by […]
Tag: indexof
Java indexOf method for multiple matches in String
Java indexOf method for multiple matches in String – Error is an illegal operation performed by the user which results […]
Finding second occurrence of a substring in a string in Java
Finding second occurrence of a substring in a string in Java – Error is an illegal operation performed by the […]
How do I check if a char is a vowel?
How do I check if a char is a vowel? – Error is an illegal operation performed by the user […]
indexOf() will not find a custom object type
indexOf() will not find a custom object type – Error is an illegal operation performed by the user which results […]