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Spring batch industrial strength tutorial – part2

This assumes that you have read the spring batch beginner tutorial & industrial strength part 1. This is the final part. Step 1: The annotated Java classes are referenced directly…

00: Create a simple REST API with Spring Boot

Q1. What is the key benefit of using Spring boot?
A1. The key benefit is that you can “build a production ready application from scratch in a matter of minutes”.

Over the years since its inception, Spring has grown to be very complex in terms of the amount of configuration an application requires.…

00: ⏯ MySQL database beginner video tutorial

Step by step MySQL video tutorial to get started with MySQL database. Any decent self-taught projects require a database to store & retrieve data.

Related Links

1. Getting started with MySQL database beginner tutorial.

SQL Interview Q&As

1. 14 FAQ SQL Interview Questions & Answers.

2. 9 SQL scenarios based interview questions answered.…

01 : Spring Cloud with Eureka Discovery Server Tutorial

Q1. What is Spring Cloud? A1. Spring Boot is widely used to develop MicroServices. As many organisations deploy these services on the cloud like AWS, etc you need to take…

01: Getting started with Zookeeper tutorial

Installing Zookeepr on Windows Step 1: Download Zookeeper from At the time of writing downloading zookeeper-3.4.11.tar.gz. Step 2: Using 7-zip on windows unpack the gzipped tar file into a…

01: 14 Unix must-know interview Q&As

Q1 How do you remove the Control-M characters from a file? A1 Using the sed command that replaces Control-M with nothing

Note: The ^M is typed on the command…

01: Apache Flume with JMS source (Websphere MQ) and HDFS sink

Apache Flume is used in the Hadoop ecosystem for ingesting data. In this example, let’s ingest data from Websphere MQ. Step 1: Apache flume is config driven. Hierarchy driven flume…

01: Apache Hadoop HDFS Tutorial

Step 1: Download the latest version of “Apache Hadoop common” from using wget, curl or a browser. This tutorial uses “”.

Step 2: You can set Hadoop environment variables by appending the following commands to ~/.bashrc file.

01: Databricks getting started – Spark, Shell, SQL

Step 1:
Signup to Databricks community edition – Fill in the details and you can leave your mobile number blank. Select “COMMUNITY EDITION” ==“GET STARTED“.

If you have a Cloud account then you can use it.

Step 2: Check your email and click the “link” in the email & reset your password.…

01: Docker Tutorial – compile & run

Docker, Jenkins, CI/CD, & DEV/OPS have been the buzz words for the last several years. You will be seeing this in more often in the job requirements as well. 21 Docker interview questions & answers | DevOps & CI/CD Interview Q&As

Pre-requisite: Docker is installed on your machine for example:

Mac OS X

Linux systems

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800+ Java & Big Data Interview Q&As

200+ Java & Big Data Tutorials