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How to Enable Linux System Suspend to RAM/S3 on Alienware
TL; DR: No you can’t. Thanks to Dell and Microsoft. And why would anyone run Linux on an Alienware gaming laptop anyway? Well, I do. I tried to enable deep sleep for my Alienware laptop running Arch Linux. While I couldn’t be bothered to do this on some other laptops because even in the default…
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How I Super Charged My WordPress Blog with Peakour CDN
I’ve been a CloudFlare user for years and I’m grateful for the free plan CloudFlare offered to personal websites. Also domain names are cheaper at CloudFlare. Nothing to complain if it’s a free service. But this blog was slow as a matter of fact – it took usually a few seconds to have a response…
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How to Migrate from Istio Ingress Gateway to Kubernetes Gateway API
Why? Before the last Istio upgrade I did with Sail Operator, there was Istio 1.19 running in my Kubernetes lab. And the Istio Ingress Gateway has worked very well for years, after I migrated from Kubernetes Ingress Controller. Now with Istio 1.23, Kubernetes Gateway API became an option along side with Istio Ingress Gateway. What…
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How to Install the Sail Operator for Kubernetes
I was a late adopter of the Istio Operator but didn’t expect that it will be gone so soon. I didn’t want to go back to manage Istio using istioctl or Helm templates so I was in a rush to pick a successor for Istio Operator. After reading a few articles, looks like I’m gonna…
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How to Allow and Respect Differences in ArgoCD
I’ve been using ArgoCD as my GitOps toolkit for my Kubernetes home lab for many years, nothing major to complain. I wanted to test canary deployment with Argo Rollouts with which Istio is supported. However Argo Rollouts is not really GitOps friendly – it modifies weight of routes without commit to git repository, to gradually…
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Arch Linux on Alienware M18R2 and What Works in 2025
As 2024 comes to its end, I decided to try Arch Linux on my new massive Alienware M18R2 laptop. The last time when I tried Arch Linux was years ago so I’d expect it’s much easier to install but probably not as easy as installing Ubuntu or Fedora Preparation To preserve the factory partition with…
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Solved: Python Telegram Bot Hangs
I’ve upgraded my Telegram game bot Word Squad to use the latest V21 Python Telegram Bot(PTB) framework, from a distant V13 which I built this bot with 2 years ago. Along the way I upgraded a few components too, such as Python 3.9 –> 3.12, redis 6 –> 7, etc. After I made all the…
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My Cheatsheet for gh(Github CLI)
Install and login With OS X it’s as simple as brew install gh. For more options: https://github.com/cli/cli?tab=readme-ov-file#installation How to list all pull requests of an organisation