hexplain.hashnode.devFirebase vs MongoDB: Choosing the Right Database for Your AppIntroduction If you have ever found yourself confused while choosing between Firebase and MongoDB, especially when it comes to pricing and real-world usage, you are definitely not alone. This is one of those questions that almost every developer runs...Jan 22·4 min read
hexplain.hashnode.dev10 Python Habits That Made Me a Better Developer Over TimeI used to believe that becoming better at Python meant constantly chasing new frameworks, libraries, and shiny abstractions. Every few months there was something new to learn, and I kept telling myself that this would be the thing that finally levele...Jan 21·3 min read
hexplain.hashnode.devDatabricks Explained: A Beginner’s Guide to How It WorksIntroduction When I first opened Databricks years ago, I remember staring at the screen like I had just stepped into an airplane cockpit. There were notebooks, clusters, catalogs, storage paths, Spark jobs, and dozens of unfamiliar terms flashing bac...Jan 21·4 min read
hexplain.hashnode.devJava 21 Concurrency: Virtual Threads and Structured Concurrency Deep DiveFor years, Java developers have lived with the complexity of concurrent programming. Thread pools, executor services, and constant tuning to balance performance against resource usage have been part of everyday development. With Java 21, that reality...Jan 20·5 min read
hexplain.hashnode.devHow to Convert Existing AWS Resources into TerraformMany DevOps engineers step into organizations where AWS infrastructure already exists. S3 buckets, EC2 instances, IAM roles, and networking components were often created manually in the AWS Console long before any infrastructure-as-code practices wer...Jan 20·4 min read
