The Java Consumer interface of the java.util.function package is a functional interface that is often used as an assignment target for lambda expressions. accept(T t) is the interface’s single abstract…
Simply put, a Java functional interface is an interface with a single abstract method. Functional interfaces were released with Java 8 and provide target types for lambda expressions. The java.util.function…
In general a lambda expression is an anonymous function, which means for some combination of inputs, there is a specific output. In the context of Java, a lambda expression is…
Apache Kafka is a fault tolerant publish-subscribe streaming platform that lets you process streams of records as they occur. If you haven’t installed Kafka yet, see our Kafka Quickstart Tutorial…
Apache Kafka is a fault tolerant publish-subscribe streaming platform that lets you process streams of records as they occur. If you haven’t installed Kafka yet, see our Kafka Quickstart Tutorial…
Decoding URLs and strings can be a common task, especially when working with web data. This is easy to do in a language like Java or Python, but what about…
One of the great features of Spark is the variety of data sources it can read from and write to. If you already have a database to write to, connecting…