• Read a file line by line using java 8 lambda stream
• Java 8 Functional interface explained with examples (Comparator)
• Create Runnable task using functional interface 
• Impact of interface’s default method on multiple inheritance
• Join or combine two / multiple Strings using StringJoiner
• Find object from ArrayList of objects using lambda stream
• Search String in ArrayList collection – stream lambda
• Sort objects on multiple fields /properties – Comparator interface (lambda stream)
• Filter/Remove null & empty string from Array – lambda stream
• Filter/remove null element/String from ArrayList of objects – lambda stream
• Convert heterogeneous object into another – stream lambda
• Convert list of objects to /from map in java 8 lambda stream
• groupBy, mapping & statistics features in Java8 lambda stream
• Primitive streams example in java8 (IntStream, LongStream, DoubleStream)