tzlee.com/blog

Are Network Load Balancers Faster?

I was working on a project and an Engineer approached me after going through the AWS environment. He made a recommendation to switch from an Application Load Balancer (ALB) to a Network Load Balancer (NLB), and his reason was that… Continue Reading →

What are the kids thinking? A peek into the future of the Metaverse

Earlier today my eldest son (7 years old) came up to me and asked me to help him buy Robux, the in-game credits for Roblox. He wasn’t asking me to pay for it — instead, he handed me $10 from… Continue Reading →

Gravitational Teleport as a Bastion Host

Gravitiational Teleport is a pretty neat and lightweight open-source software that works great as a bastion host. However, some parts the documentation can be a bit vague for a first-time user so this blog entry serves as a reference material… Continue Reading →

Open Source Primary and Secondary Educational Resources

Can Primary, or even Secondary education materials in Singapore be made Open Source so that educators or even members of the public contribute and consume freely? Can and should such education materials be made free and open for all? What… Continue Reading →

Ten years of memories

I resigned from my previous job and joined a new one in 2020 – just right before the whole COVID-19 pandemic started. The “previous job” wasn’t just a job. It was a job I had for almost ten years since… Continue Reading →

Why Unit of Work is an anti-pattern but not Repository

Is Repository and Unit of Work (UoW) an anti-pattern? In the .NET/C# world, it is often said that Repository/UoW is an anti-pattern and one should probably use Entity Framework Core directly. But if it is an anti-pattern, why are people… Continue Reading →

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