This drawing app lets you draw lines either freehand or by plotting points. These created lines are editable. To accomplish this I created my own Point and Line classes as well as a displayList used ...

As noted in the comments, Java arrays employ C-like zero-based indexes and so using an index of 0 obtains the first element. /** * Extract the first element from the provided List of Strings.

Java supports arrays. Each element occupies the same number of bytes, and the exact number depends on the type of the element’s data item. Furthermore, all elements share the same type.