Java 8 added a new operation to the ArrayList class that will remove all elements from the list that match the given predicate supplied....

Java 8 introduced several improvements to collections. We are going to discuss two of them today - the Map class replaceAll and compute...

Java 8’s Stream.flatMap() is used in cases where you have a ‘Stream of Streams’ and you want to return a single Stream.  It’s all about...

Working with dates and times has never been particularly intuitive in Java - and usually the source of more than a few loud expletives. ...

We've talked about using java.util.stream.forEach and java.util.stream.anyMatch in prior posts.  Today we're going to talk about the...

We've talked about using java.util.stream.forEach in prior posts.  Today we're going to talk about the anyMatch feature of the...

We've talked about using java.util.Optional to avoid NullPointerException in production. Today we're going to talk about the map and...

Java 8 introduced method references as a special type of lambda expression. Think of them as a type of 'shorthand' you can use to...

In our last blog post, we looked at creating and invoking Consumer functional interfaces. There are many components in the Java language...

java.util.function.Consumer is a functional interface introduced with Java 8.  This interface has two operations - 'accept' & 'andThen'.  ...

Java 8 also introduced a few interesting changes to the good old Java Interface. You can now code an implementation method directly in...

We’ve all experienced them. No matter how good your junits are. No matter how extensive your PIT testing seems to be. Sooner or later...

You’ve probably met a developer or two who liked to talk about ‘job security’ a lot when it comes to software development. This...