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Thursday, 20 June 2024

Error: UPGRADE FAILED: another operation (install/upgrade/rollback) is in progress

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After a helm upgrade failed subsequent releases / upgrades to the helm chart returned the following error message:  Error: UPGRADE FAILED: a...
Monday, 28 August 2023

ArgoCD: Namespace deletion stuck on deleting

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This scenario reared its head when it looked like all of the recourses within the offending namespace were deleted but the actual deletion o...
Wednesday, 7 July 2021

.NET Core: Reset Entity Framework Migrations

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Open your project folder and issue the following: dotnet tool install --global dotnet-ef dotnet ef database drop -f -v dotnet ef migrations ...
Wednesday, 18 November 2020

Vertiv Avocent ACS800 / ACS8000 Series LTE Dongle / Modem Setup

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Forewarning: The below is not officially supported and should not be used in a production environment. It's here to simply demonstrate t...
Saturday, 22 August 2020

Recovering from a replication failure in a MariaDB Master/Master replication setup

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For the purposes of this post I'll assume we are working with two MariaDB servers that have been configured to perform master/master rep...
Friday, 10 July 2020

Reverting to a previous git commit

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Fortunately it's pretty easy to do: git revert --no-commit <commit-version>..HEAD git commit git push
Monday, 16 March 2020

Invoking sysprep (Generalising a Windows install) on AWS EC2

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From the Windows  Start  menu: For  Windows Server 2008 through Windows Server 2012 R 2, open  EC2ConfigService Setting s, and then choose ...