Azure Subscription Disabled After Trial: How to Create Free Resources for Databricks Learning?

Azure Subscription Disabled After Trial: How to Create Free Resources for Databricks Learning? Summary Azure Free Trials provide 30 days of complimentary access to cloud services. When the trial expires, subscriptions enter a disabled state, preventing resource creation. For learners in data engineering, this blocks essential activities like mounting Azure Data Lake Storage (ADLS Gen2) … Read more

How to fix Terraform error: Call to function “merge” failed: arguments must be maps or objects, got “tuple”?

— title: “Solving Terraform Error: Call to function \”merge\” failed: arguments must be maps or objects, got \”tuple\”” date: 2023-09-28 tags: terraform, terraform-aws-eks, aws — ![Terraform Error Troubleshooting](https://example.com/terraform-merge-error-header.jpg) *Learn why Terraform’s merge function fails with “got tuple” error and how to fix it professionally.* ## Problem Summary When merging AWS subnet tags using Terraform’s `merge()` … Read more

The Most Common Data Loss Scenarios (Real World)

Data loss is rarely caused by exotic bugs or Hollywood-style hacker attacks.In the real world, data disappears because of boring, predictable, human-made mistakes—often by experienced teams under pressure.This article breaks down the most common real-world data loss scenarios, based on production incidents, post-mortems, and failure patterns that keep repeating across companies of all sizes.If you … Read more