Medium Articles
Long-form technology articles published on Nullify.
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Basic autoscaling with KEDA
An event-driven system’s performance depends on many factors, such as latency, which is the total time it takes to complete a job. A system can take as many events or messages as it can receive, but it is limited by t…
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Passed CKA in 2025 — What Actually Mattered
This article does not share any tips nor technical information on how to pass the exam. This is my realizations from my the exam experience and relating CKA and CKAD.
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Skaffold — Getting Started
Developing apps in local development environment must somehow resemble the architecture of the apps in production. For example, if your Go app is running in k8s environment, it is not enough that you can directly run…
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Integration testing with Testcontainers in Go
This article briefly discusses the miniproject gointegrationtestwhich you can find in this GitHub repo . The objective of this miniproject is to understand how I can use testcontainers with integration tests and creat…
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Passed CKAD in 2024 — Here’s what worked for me
Unlike common certifications that test the examinees’ knowledge with multiple choices, CKAD (Certified Kubernetes Application Developer) is performance-based; you will manage k8s (short name for Kubernetes) resources…
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Go string representation
Note: This is an article released in my personal website last February 11, 2024. All new and existing tech-related articles will be moved to Medium.
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Go 1.22 Release — Loop gotcha fix
Note: This is an article released in my personal website last February 11, 2024. All new and existing tech-related articles will be moved to Medium.
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Sidecar pattern with Go, SQS and k8s
One of the topics that piqued my interest when I was studying for AWS Certified Developer Associate is the need to periodically look for queue messages and process them. There are several approaches to address that ne…
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Getting Started with Terraform and AWS
After earning an AWS Certified Solutions Architect — Associate certification, I became more interested in managing infrastructure resources. One thing that piqued my curiosity is the concept of IaC or Infrastructure a…
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Amazon S3 — MFA Delete
In managing files on S3, it is important to know how to prevent accidental and malicious deletions, especially since there are a lot of ways it can happen, manually (console/CLI) or programmatically (SDK). Let’s say y…
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