Java

Use the built-in classes like FileWriter, PrintWriter, or BufferedWriter to write data to a CSV file in Java. Also, you can use some third-party libraries.

You can create a list in Java using the new operator, Arrays.asList(), List.of(), or Stream.of() and Collectors.toList() methods.

Java unary operators require only one operand to perform any task. These operators include increment, decrement, bitwise complement, etc.

In Java, iterator() is an in-built method of the set interface that loops through a set and retrieves the iterator/values.

“Math.random()” is a built-in static method of the “java.util.Math” class that generates a pseudorandom number between the range “0.0” and “1.0”.

To move a file using Java, use built-in methods like “move()” and “renameTo()” or third-party libraries like Guava and Apache Commons.

To remove a character from a string in Java, you can use built-in methods like replace(), substring(), deleteCharAt(), or delete().

To sort an array in ascending order in Java, use the sort() method or sorting algorithms, like bubble, selection, quick, etc.