Justin Yoo

Author posts

Managing Excessive ARM Deployment Histories with Logic Apps

in Arm Devops-on-azure · 4 min read

When deploying Azure resources through ARM templates, you might be able to see the error message like below: New-AzureRmResourceGroupDeployment : Creating the deployment '[DEPLOYMENT_NAME]' would exceed the quota of '800'. The current deployment count is '800', please delete so ...

Dependency Injections on Azure Functions V2

in Dotnet · 14 min read

Dependency Injections on Azure Functions is not that quite intuitive. I've written many blog posts about dependency management on Azure Functions to improve testability and this was my latest one. However, they are mostly about V1, which supports .NET Framework. Azure Functions V ...

Cosmos DB in Azure Functions V1 and V2

in Azure App-service · 6 min read

As one of serverless families in Azure, Cosms DB is becoming very popular. In many development scenarios, Cosmos DB actually replaces existing RDBMS because it requires relatively lower cost for maintenance, and is easy to use. Another serverless family, Azure Functions, also pro ...

Testing ARM Templates with Pester

in Arm Devops-on-azure · 6 min read

ARM template is a great tool for Azure resources deployment. However, it's very tricky to use because: It's a JSON object with massive number of lines, Its JSON structure is quite complex so that it's not that easy to read at a glance, It's hard to validate if there is a typo or ...