Kamal Mustafa

@k4ml

Joined February 2017

About

I am a web developer focusing on building web application using Python and Django. Full profile on https://kamal.koditi.my/.

Available for

Mentoring, Python/Django consulting

Kamal Mustafa's blogs

Kamal's Bloggrep.koditi.my25 posts

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Recently published

KMKamal Mustafagrep.koditi.my5d ago · 3 min read

Git blame after massive code formatting

Running a massive, codebase-wide lint or format update using a tool like Ruff is incredibly satisfying for clean code, but it does come with a major side effect: it can completely wreck your git blame

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KMKamal Mustafagrep.koditi.myMay 29 · 3 min read

Common Errors When Setting Up PostgreSQL Streaming Replication

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

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KMKamal Mustafagrep.koditi.myNov 30, 2025 · 3 min read

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...

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KMKamal Mustafagrep.koditi.myJun 23, 2025 · 4 min read

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...

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KMKamal Mustafagrep.koditi.myNov 26, 2024 · 2 min read

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...

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Kamal Mustafa

About

Available for

Kamal Mustafa's blogs

Recently published

Git blame after massive code formatting

Common Errors When Setting Up PostgreSQL Streaming Replication

Podman in Incus container

So You Want to Send an Email?

Reuse existing ssh agent

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Kamal Mustafa

About

Available for

Kamal Mustafa's blogs

Recently published

Git blame after massive code formatting

Common Errors When Setting Up PostgreSQL Streaming Replication

Podman in Incus container

So You Want to Send an Email?

Reuse existing ssh agent