Tag: Stream API

Big Data

How to Select Specific Folders or Files As Input in Flink

February 20, 2021
Imran Shaikh

Select specific folder in Flink Batch Job. When given a root path you can decide which…

Java

How to Use partitioningBy Collector in Java Stream API

January 22, 2021
Imran Shaikh

To use the partitioningBy Collector, you have to pass the Collectors.partitioningBy in the collect() method of…

Java

How to use groupingBy Collector in Java Streams

October 15, 2020
Imran Shaikh

Stream API's groupingBy is similar to GROUP BY of SQL since it groups and collects the…

Java

Stream API: The Hero Without a Cape

May 11, 2020
Imran Shaikh

The Stream API, included in Java 8, is utilised for processing collections of objects. Stream API…

Java

Functional Interfaces To Become More Functional in Java

May 9, 2020
Imran Shaikh

Using Functional interfaces provided by Java we can become more functional. And Knowing them would help…