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Author Archives: Yatin

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An experience full-stack engineer well versed with Core Java, Spring/Springboot, MVC, Security, AOP, Frontend (Angular & React), and cloud technologies (such as AWS, GCP, Jenkins, Docker, K8).

Getting Started with Python and AWS DynamoDB

Hello readers, in this tutorial, we will perform some basic CRUD operation in AWS DynamoDb using boto3 in Python programming language. But before digging deep, let us make an introduction to AWS DynamoDb. 1. What is AWS DynamoDb? DynamoDb is a fast, scalable, and distributed NoSQL database which is schema-less Offers automatic scaling, availability, and durability Does not require to ...

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Spring Boot with Lombok

Welcome readers, in this tutorial, we will explain Lombok. We will also create a simple Spring Boot application with Lombok and persist the records in the h2 database. 1. Introduction Before going further in this tutorial, we will look at the common terminology such as introduction to Spring Boot, Lombok, and h2 database. 1.1 Spring Boot Spring boot is a ...

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Spring Boot Session Management using Redis

Welcome readers, in this tutorial, we will see the Session Management in Spring Boot using Redis. For this tutorial, we will use the Redis for saving the session information. 1. Introduction Before going further in this tutorial we will take a look at the common terminology such as introduction to Spring Boot and Session Management. 1.1 What is Spring boot? ...

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What is Amazon AWS Athena

Welcome readers, in this tutorial, we will understand AWS Athena and its related terminology. 1. Introduction to AWS Athena Amazon Athena is nothing but a data analytics tool that performs complex query operations in relatively less time. Athena performs database automation, parquet file conversion, table creation, SQL operations, partitioning, etc. It a graphical user interface to analyze the S3 data ...

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Spring Boot Session Management

Welcome readers, in this tutorial, we will see the Session Management in Spring Boot. For this tutorial, we will use the MySQL database for persisting the session information and not the H2 database. 1. Introduction Before going further in this tutorial we will take a look at the common terminology such as introduction to Spring Boot and Session Management. 1.1 ...

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What is Amazon AWS Route 53

Welcome readers, in this tutorial, we will understand AWS Route 53 and its related terminology. But beware it might be a monotonous article without any picture or demo but it is still an interesting read to know the basics of AWS Route 53. 1. Introduction to AWS Route 53 Amazon Route 53 represents the highly available and scalable Domain naming ...

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Using Amazon EC2 with AWS CLI

Welcome readers, in this tutorial, we will make an introduction to AWS EC2 and we will perform some operations using AWS CLI. 1. Introduction AWS represents the Amazon Web Services and it provides different services ranging from IaaS (Infrastructure as a Service), PaaS (Platform as a Service), or SaaS (Packaged software as a Service). It offers flexibility by giving the ...

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Docker run Command Example

In this tutorial, we will explain the basis of the Docker run command and for that, we will start a simple container (RabbitMQ in our case). 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 ...

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SQL TIMESTAMP() function Example

Bipartite Graph

Welcome readers, in this tutorial, we will learn how to use the TIMESTAMP() function in SQL. 1. Introduction In SQL, the TIMESTAMP() function enables developers to deal with date-time expressions. The TIMESTAMP() function in SQL enables us to return a date expression from the Date or DateTime expression The TIMESTAMP() function expects Date or DateTime value expression to return the ...

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SQL DATE() function Example

Bipartite Graph

Welcome readers, in this tutorial, we will learn how to use the DATE() function in SQL. 1. Introduction In SQL, dates are a complicated feature for the developers, and working with them is a complex thing as the format of the date in the database table must match the date format required for the SQL insert operation to work. The ...

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