Return the firstName and LastName @return Full name

Use Stream.map() to convert a collection of books into a collection of their titles.

Use <code>Stream.filter()</code> to produce a list containing only those Persons eligible to vote. @see Person#getAge()

The <code>Documents</code> class has a method which transforms a list of <code>Document</code> into a list of their titles. The implementation has alr

The <code>Documents</code> class has a method which calculates a list of the character counts of Pages in a Document. The method <code>characterCount<

Use Stream.map() to convert a collection of books into a collection of the author's full names. Note that it is possible to chain calls to map(). E.g

Use Stream.map() to convert a collection of books into a collection of the distinct publishers represented within the given list of books. For example

Utility method to warn users if they have an incorrect environment @param args - should be <code>null</code>

Override the default method {@link MusicLibrary#ratingOf(Song)} in {@link UserRatedMusicLibrary} to return a {@link Rating} based on the {@link StarRa

Override the default method {@link MusicLibrary#ratingOf(Song)} in {@link CloudScrobblingMusicLibrary} to return a {@link Rating} based on the rating

The <code>Documents</code> class has a method which takes a <code>PagePrinter</code> and renders a <code>Document</code> to text. The method uses two

Use Stream.filter() to remove all the ballots that have been spoiled. @see ElectoralDistrict#unspoiledBallots(Set) @see Ballot#isSpoiled

<p> Use Stream.filter() to find all the voters residing in a given district. </p> <p> The resulting collection is to be used for quick lookups to find

<p> Ensure that the Set returned cannot be modified by callers by wrapping the result in Collections.unmodifiableSet(). </p> @throws ClassNotFoundExce

The <code>Document</code> class has a method which can create a new Document where all the pages have had a footer appended to it of the format "Docum

Add a default method to {@link MusicLibrary} that returns every song in the library, sorted by artist. You should NOT need to add a method to any impl