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Podman in Incus container
Got this error:- ERRO[0000] running `/usr/bin/newuidmap 738 0 1000 1 1 524288 65536`: newuidmap: write to uid_map failed: Operation not permitted Error: cannot set up namespace using "/usr/bin/newuidmap": should have setuid or have filecaps setuid: e...

So You Want to Send an Email?
So, you tried sending an email from a new VPS for your app’s invitation feature, and… crickets. No email arrived. You thought it’d be as easy as hitting "send," but turns out, sending emails from a server is more like navigating a maze blindfolded. L...

Reuse existing ssh agent
I have a simple script that I run to load my ssh keys into ssh agent. It looks like this:- eval "$(ssh-agent)" ssh-add The problem is, I have to run this in every new terminal I started. And that means typing the key passphrase every single time. Si...

Deploying web app with Nginx and Cloudflare
This setup is for Django app but can also applies to other platform as well. The general setup before we get into details:- Run django with gunicorn Manage the gunicorn process with systemd Nginx as reverse proxy that forward incoming requests to ...

Setting up dev environment with code-server and LXC
Some upfront notes - I did this a month ago. At that time, I haven't look into Cloudflare ZeroTrust and tunnel yet. So if I'm doing this now, I probably would do it differently for the networking part. Let say we have some beefy server with GPU that ...

