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In the world of containerization, Docker has become the industry standard for packaging applications and their dependencies. One critical aspect of configuring your Dockerized application is managing environment variables. In this blog, we will explore different methods to pass environment variables to Docker containers. Different Ways to Pass Environment Variables 1. Dockerfile ENV Instruction In…
Docker has become an essential tool for packaging and distributing applications. It provides a consistent environment for your applications to run in, ensuring they work the same way on your development machine, testing servers, and production servers. Micronaut, a lightweight Java framework, pairs beautifully with Docker to create portable and efficient microservices. In this blog,…
If you are using Rails, chances are you must be using ActiveRecord extensively. Let’s explore how Active record internally creates queries. How SQL query is created in Active Record? In Active Record, the sql statement generation is handled by Arel, All the commands written in active record is passed to Arel, Arel constructs the query…
When designing a database in Postgres, one of the crucial decisions to make is choosing the primary key for your tables. Traditionally, many developers use serial (auto-incrementing integers) as primary keys. However, there’s an increasing trend in using universally unique identifiers (UUIDs) as primary keys. Each approach has its pros and cons, and in this…
When it comes to building robust and scalable applications, developers have a multitude of choices in the world of Java-based frameworks. Two popular options that often come up in this discussion are Micronaut and Spring Boot. Both of these frameworks are designed to simplify the development process and provide a range of features for building…
When it comes to handling data in MySQL, the SUBSTRING_INDEX function is a powerful tool you should have in your toolkit. It allows you to extract parts of a string based on a delimiter, a task often encountered when working with text data. In this brief blog, we’ll explore the wonders of SUBSTRING_INDEX and how…
If you’re delving into MySQL, you’ll quickly find that dates play a crucial role in your data. Fortunately, MySQL provides a powerful function called DATE_FORMAT to help you display dates in various formats. In this blog, we’ll break down DATE_FORMAT, showing you how to use it effectively for your MySQL database. The Importance of Date…
If you’ve ventured into the realm of Java development, chances are you’ve heard of Maven. Maven is a popular build automation tool used for managing Java projects. One of its essential components is the Maven repository. In this blog post, we will explore the world of Maven repositories, what they are, how they work, and…
In Scala, when dealing with error handling, it’s essential to have robust mechanisms in place. Two common approaches to handle errors are through ErrorOr and EventuallyErrorOr. In this blog post, we’ll explore the differences between these two error-handling strategies and when to use each one. ErrorOr: ErrorOr is a simple error-handling mechanism that is typically…
Asynchronous message processing with RabbitMQ is a common pattern in modern microservices architectures. To ensure the reliability of your message-driven applications, robust exception handling is crucial. In this blog post, we will explore how to integrate RabbitMQ exception handling in a Micronaut application. Read Also: Mastering Global Exception Handling in Micronaut This exception handler only…