AWS
Java Get EC2 Private/Public IP and Instance ID
Imagine your have your Java application running on AWS EC2 and you want to get know your EC2 instance ID or EC2 private or public IP directly from your Java code....
Code Example
What is Kotlin
Kotlin is a modern Java alternative programming language. Kotlin originally was developed by JetBrains, the company behind IntelliJ IDEA, in 2010, and has been open source since 2012.
Kotlin runs on Java Virtual Machine...
AWS
Serverless API on AWS in 10 minutes
Amazon Web Services (AWS) allows you to quickly prototyping simple web applications. For example, to write a set of APIs for a simple mobile application can be done in minutes.
In this...
Big Data
What is Apache Spark
In short - Apache Spark is a fast, universal, in-memory data processing engine.
Apache company polled a survey on “Why companies should use in-memory computing framework like Apache Spark?” and the results...
Big Data
Apache Spark Cluster Installation and Configuration Guide
This is step by step guide of how to install and configure Apache Spark cluster on Linux.
Prerequisites
Hardware requirements
8+ GB RAM.
4-8 disks per node,...
Big Data
What is Apache Kafka
What is Kafka?
Apache Kafka is a distributed and robust queue that can handle high volume data and enables you to pass messages from one end-point to another.
Kafka is
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