Christina“Security Token is Invalid” Error TroubleshootingSo, I recently ran into this “Security Token is invalid” error, even though I was logged into my AWS account via SSO just fine. Everything…Aug 18Aug 18
ChristinaAWS Certified Data Engineer Associate — journeyToday I passed the AWS Certified Data Engineer Associate exam. It was a very rewarding experience, and I want to I wanted to reflect on…Apr 142Apr 142
ChristinaAthena cheatsheet for a beginnerThis is a simple Athena cheatsheet for a beginner.Mar 27Mar 27
ChristinaLinux Foundation Certified Systems Administrator (LFCS) journeyThis morning I passed my Linux Foundation Certification Sysadmin certification with 81/100 after three attempts.Mar 123Mar 123
ChristinaRewriting git history — Git rebaseIf you’re not a developer and find your Git log messy after making several changes to a feature branch, you’re not alone.Nov 1, 20231Nov 1, 20231