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Diwakar Exe16h ago · 6 min read

Migrating from On Premise to AWS: A Step-by-Step Checklist for AWS On Premises to Cloud Migration

Businesses are increasingly moving applications, databases, and IT infrastructure to Amazon Web Services (AWS) to improve scalability, modernize legacy systems, and simplify infrastructure management.

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vikas sharma1d ago · 8 min read

What Is Cloud Computing? Architecture, Benefits, and Business Use Cases

Modern organizations depend on technology to run applications, manage information, support employees, and deliver services to customers. As digital operations expand, maintaining all the required hard

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Osomudeya Zudonu6d ago · 156 min read

How to Migrate an Application from AWS to GKE [Full Book]

This guided lab walks you through migrating a small payments app, with a React UI and Express API running on a single AWS EC2 instance, while PostgreSQL stays on AWS. You’ll move the UI and API to Goo

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Madhav BhasinOct 11 · 6 min read

GCP for Engineers Who Know AWS: The Mental Model That Actually Helps

The first thing that breaks when an AWS engineer starts working on GCP isn't the tooling or the console. It's the assumption that IAM works the same way. On AWS, you attach policies to IAM users, grou

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Mihai_LeanZeroOct 3 · 13 min read

Repair the Confluence Cloud pages your migration quietly broke, one space at a time

Repair the Confluence Cloud pages your migration quietly broke, one space at a time Key takeaways END STATE: one space repaired, with a reviewed JSON plan, a backup of every original page, and the fi

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Mihai_LeanZeroOct 3 · 12 min read

Skip the migration writes that change nothing, without skipping the ones that matter

Skip the migration writes that change nothing, without skipping the ones that matter Key takeaways END STATE: a re-run that writes only what differs, with a false-SAME test suite you run BEFORE trust

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Mihai_LeanZeroOct 3 · 12 min read

Build your migration's gap list before you start, and make the differ refuse to guess

Build your migration's gap list before you start, and make the differ refuse to guess Key takeaways END STATE: a list of what your migration will NOT carry, produced from your own inventory before da

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Mihai_LeanZeroOct 3 · 31 min read

Auditing a Jira Migration: a Wrong Field ID Counts to Zero, Not to an Error

Auditing a Jira Migration: a Wrong Field ID Counts to Zero, Not to an Error Key takeaways A JQL clause referencing a custom field ID that does not exist returns HTTP 200 with count 0, not an error. B

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Mihai_LeanZeroOct 3 · 49 min read

Jira Data Center heap size and JVM tuning for a Cloud migration: setenv.sh and JCMA

Jira Data Center heap size and JVM tuning for a Cloud migration: setenv.sh and JCMA Key takeaways END STATE: a Jira Data Center 11.3 cluster on Java 21 whose heap is sized from your own GC log and At

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Mihai_LeanZeroOct 3 · 16 min read

Jira 32,767 characters limit: find the description and comment data a JCMA migration lost

Jira 32,767 characters limit: find the description and comment data a JCMA migration lost Key takeaways END STATE: a reviewed JSON plan and a dry-run diff on your own instance before a single PUT, pl

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Migrating from On Premise to AWS: A Step-by-Step Checklist for AWS On Premises to Cloud Migration

What Is Cloud Computing? Architecture, Benefits, and Business Use Cases

How to Migrate an Application from AWS to GKE [Full Book]

GCP for Engineers Who Know AWS: The Mental Model That Actually Helps

Repair the Confluence Cloud pages your migration quietly broke, one space at a time

Skip the migration writes that change nothing, without skipping the ones that matter

Build your migration's gap list before you start, and make the differ refuse to guess

Auditing a Jira Migration: a Wrong Field ID Counts to Zero, Not to an Error

Jira Data Center heap size and JVM tuning for a Cloud migration: setenv.sh and JCMA

Jira 32,767 characters limit: find the description and comment data a JCMA migration lost