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I have been setting up postgresql streaming replication lately so here's some notes on common errors I bumped into during the setup. 1. The Missing standby.signal File The Symptom: You complete your
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 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...
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...
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 ...
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 ...
I first discovered Unit back in 2019, when it was first released. Submitted a couple of issues on their Github. I was quite interested but it's not ready yet at that time. Then I forgot, until yesterday. Was reading some discussion (forgot where) and...
My original idea with siteplan was to allow a quick way to start and run a new django project (or app). The official way is to always start a minimal app that contains at least the following: models.py settings.py urls.py Apparently, you need th...
The title didn't catch my interest the first time I looked at it. I'm not working on any JavaScript project at the moment after all. But the second time made me curious. And I'm glad I clicked on the link. So it talks about using JavaScript without a...