As an engineer, there might be times when you need to perform a database migration. A requirement for a DB migration might arise in numerous situations. For example, while adding a new field to your existing table to support a new feature, while making a schema change, copying your data…

If you are using AWS ECR to host private docker images, you might need to pull the images locally for testing or development. In this short post, I will walk you through the steps for pulling docker images from a private AWS ECR repository. Step 1: Install Docker To start off, make sure that…

Cloud computing continues to grow in popularity. In fact, more than half (55%) of enterprises expect their cloud spending to increase in the next year. But as demand for cloud services continues to rise, so does the need for trained professionals who can help businesses succeed in this digital landscape. …

Automatically build and push docker images to Amazon ECR — In this short post, we will learn how to build and push a docker image to Amazon ECR using Github actions. Amazon ECR les you easily store, share, and deploy your container software anywhere. If you have an application that needs to dockerized and deployed using AWS then you might…

In this short post, I will walk you through the process of backing up and restoring users from one user pool to another. Step 0: Create AWS Credentials Make sure that you have a set of access key and secret configured. Follow this tutorial to generate AWS access key and secret. Get Access Key ID and Secret Access Key for AWS | bobbyhadz Borislav Hadzhiev Mon Sep 27 20215 min read Get Access Key ID and Secret Access Key for Root Account Get Access Key ID…bobbyhadz.com

In this short post, we will learn how to use Postman’s pre-request script to fetch access token from an API and set it as an environment variable so that it can be used while making the actual API call. Assume a scenario where you need to fetch users from the…

React Saga is a side effect manager for Redux. In this post, I will walk you through the process of polling for API response periodically. In some scenarios, you might need to call an API every few seconds/minutes. You can use React Sagas to dispatch an action that can call…

Recently, while working on a React Native mobile project, there was a requirement to display CSV data in a table component. In this post, I will walk you through the process of fetching CSV data from a remote URL and displaying it in a React Native table component with pagination…

AWS CDK lets you manage infrastructure as code using object-oriented programming languages. In this post, I will walk you through the process of automating AWS CDK deployment using Github Actions. In the past, I have published a few posts on how to use AWS CDK for catering to different real-world…