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AWS Cloud Security Best Practices

In this article, we will take a look at the AWS Cloud security best practices. 1. Introduction Amazon web services is a popular cloud platform that has services like compute power, content delivery, database storage, and other features to help businesses globally. 2. AWS Cloud Security Best Practices 2.1 Authentication In AWS, root account username & password are used for ...

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Getting Started with RabbitMQ on Docker

Welcome readers, in this tutorial, we will discuss how to start RabbitMQ on Docker. 1. Introduction to Docker and RabbitMQ Let us take a good look at the Docker and RabbitMQ terminology. 1.1 Introduction to Docker In the present world, Docker is an important term, Often used in CI/CD platform that packages and runs the application with its dependencies inside ...

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Spring Boot and RabbitMQ Hello World Example

Welcome readers, in this tutorial, we will see how to implement a simple hello world application with Spring Boot and RabbitMQ. 1. Introduction Before going further in this tutorial we will take a look at the common terminology such as introduction to Spring Boot and RabbitMQ. 1.1 What is Spring boot? Spring boot is a module that provides rapid application ...

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JDBC Kerberos Authentication Example

1. Introduction In this post, we feature a comprehensive example of JDBC Kerberos Authentication. The Kerberos authentication method is very popular. It is not used for query encryption and provides secure authentication. 2. JDBC Kerberos Authentication 2.1 Prerequisites Java 7 or 8 is required on the linux, windows or mac operating system. SqlServer database 2019 is required for testing JDBC ...

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Amazon Redshift JDBC Connection Example

In this tutorial, we will learn about how to set up a JDBC connection to an Amazon Redshift cluster. We will also discuss and analyze a coding example where we connect to an Amazon Redshift Cluster via JDBC and perform CRUD operations on a table. 1. What is Amazon Redshift? Amazon Redshift is a fully managed data warehouse service in ...

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What is Kubernetes

1. Introduction Kubernetes(k8s) is an open-source container-orchestration management tool that ensures that containers run in the “desired state” all the time. It was developed by Google and released as an open-source project in 2015. The word Kubernetes means “helmsman” in ancient Greek. Kubernetes is a tool that manages containers with easy deployment, monitoring, scalability, and auto-recovery. According to Kubernetes architecture, ...

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Java List methods Tutorial

In this article, we will learn about the Java List methods. List is an ordered collection (also known as a sequence). The user of this interface has precise control over where in the list each element is inserted. The user can access elements by their integer index (position in the list), and search for elements in the list. This interface ...

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Spring Boot Profiles Tutorial

Welcome readers, in this tutorial, we will see how to load profiles (such as DEV, QA, or PROD) in a simple spring boot application. 1. Introduction Before going further in this tutorial we will take a look at the common terminology such as introduction to Spring Boot and Profiles in the spring framework. 1.1 What is Spring boot? Spring boot ...

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Using Amazon SQS with Spring Boot

Welcome readers, in this tutorial, we will see how to set up a Standard Queue on Amazon SQS and create a simple spring boot application to send a message to the queue and retrieve from the queue. 1. Introduction Before going further in this tutorial we will take a look at the common terminology such as introduction to Spring Boot ...

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Java Fork and Join

In this tutorial, we will look at the Fork Join framework in Java with examples. It speeds up parallel processing by leveraging all processor cores with a divide and conquer approach. The fundamental idea is the below algorithm from original Fork Join paper. Result solve(Problem problem) { if (problem is small) directly solve problem else { split problem into independent ...

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