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I write posts on Java, Concurrency, Design patterns, Spring Boot, React and anything that I learn on technology.

Latest Posts - Page 7

Spring Framework - A Quickstart for Spring Core

08 Feb, 2017

Spring context is also termed as Spring IoC container which is responsible for instantiate, configure and assemble the beans by reading configuration meta data from XML, Java annotations and/ or Java code in configuration files.

Tags:

Spring Framework, Spring Core, Spring Context

Java 8 - What are method and constructor references?

02 Feb, 2017

Method references are the special form of Lambda expression. When your lambda expression are doing nothing other than invoking existing behaviour (method), you can achieve same by referring it by name.

Tags:

java.util.function package, Method references, Constructor references, Method expressions, Method expressions as Lambda expressions, Java 8 Method references vs Constructor references, Java, Java 8

Java 8 - Streams in action

01 Feb, 2017

Java 8 introduced new package java.util.stream which contains classes to perform SQL-like operations on elements. Stream is a sequence of elements on which you can perform aggregate operations (reduction, filtering, mapping, average, min, max etc.).

Tags:

java.util.stream package, Aggregate operations, Java 8 streams, Java 8 parallel reductions, Java, Java 8

Java 8 - Aggregate operations on Streams

01 Feb, 2017

You can perform intermediate and terminal operations on Streams. Intermediate operations result in a new stream and are lazily evaluated and will start when terminal operation is called.

Tags:

java.util.function package, Aggregate operations, Java 8 reduction, Java 8 sorting in streams, Java 8 streams, Java, Java 8

Apache AVRO - RPC Framework

27 Jan, 2017

Apache Avro supports two ways to generate classes from schema. i.e. Pragmatically generating schema or using maven AVRO plugin.

Tags:

Apache AVRO, Apache AVRO RPC Framework

Java 8 - What are functional interfaces?

23 Jan, 2017

Java 8 reincarnated SAM interfaces and termed them Functional interfaces. Functional interfaces have single abstract method and are eligible to be represented with Lambda expression.

Tags:

java.util.function package, Functional Interfaces, Java 8 @FunctionalInterface annotation, Java, Java 8