Archives

9 Nov 2026 · 3 min read · bun

Trying bun lint on my Astro blog

Bun announced an ESLint-compatible linter claiming 26x speedups. I ran it against my blog's real config and got identical results, then checked back three weeks later to see what stable Bun has caught up on.

6 Nov 2026 · 9 min read · go

Porting Synccit to Go

Synccit is dead, but Boost for Reddit still has the button. I ported the PHP service to Go and SQLite, wire-compatible, then patched Boost to point at my own server.

4 Nov 2026 · 6 min read · gemini

Serving this blog over Gemini

The blog now answers on the Gemini protocol too: same posts, plain text, no JavaScript. How the capsule is generated at build time, why Agate serves it with a self-signed certificate, and what had to change to make Markdown fit gemtext.

1 Nov 2026 · 7 min read · telegram

I built a DNS bot with no server to run

Telegram Serverless runs JavaScript in a V8 isolate with no server of mine in the loop. A DNS lookup fits that shape: one HTTP request out, a small answer back, and an optional SQLite cache.

31 Oct 2026 · 13 min read · git

How git worktree actually works

One repository, several checkouts at once. What git worktree add puts on disk, what is shared, what is per worktree, and why the same branch cannot be checked out twice.

30 Oct 2026 · 9 min read · mastodon

Moving Mastodon search from Elasticsearch to ParadeDB

Two Mastodon servers, 7.2 million posts, one Postgres extension. The double write, the backfill, the cutover, and the bugs that would have kept search quietly broken.

7 Oct 2026 · 9 min read · git

Maintaining a Mastodon fork with StGit

Turning a fork of a fork of a fork into a StGit patch stack against latest glitch-soc. Stgit basics plus everything that went wrong during the rebuild.

12 Sept 2026 · 9 min read · caddy

Hardening Caddy with Coraza WAF and Fail2ban (And Almost Breaking Mastodon)

How I added the OWASP Coraza WAF to Caddy, caught a bot sending 29,000 requests, avoided breaking Fediverse federation, and banned repeat offenders with Fail2ban.

17 Jul 2026 · 5 min read · ai

I Refuse to Let the Loop Ship My Code

Armin Ronacher's 'The Coming Loop' describes a future where harnesses decide when code is done. I'm keeping the human at the approval gate, using plannotator.ai to review agent output before it ships.

13 Jul 2026 · 6 min read · pi

Giving pi a Memory: Wiring claude-mem Into the Coding Agent

How I replaced pi's total-recall extension with claude-mem, backfilled 262 sessions, and made the shared worker self-healing. Real journey, real gotchas.

12 Jul 2026 · 5 min read · astro

When Your Template Ships the Upgrade You Just Wrote

AstroPaper v6.1.0 shipped their own Astro 7 upgrade three days before I shipped mine. Here's how I sync a forked template: take the patches, skip the rewrites, steal the features one at a time.

11 Jul 2026 · 5 min read · astro

Upgrading to Astro 7: A Real-World Migration From a Blog That Already Worked

Notes from upgrading this AstroPaper blog to Astro 7.0.7: Rust pipeline, Vite 8, the markdown-remark shim, and one dep dropped along the way.

18 Jun 2026 · 6 min read · personal

Why I Am Leaving Duolingo

The subscription was cancelled last month. Today the app gets uninstalled. Here's why the streak habit stopped being worth my time.

24 Apr 2026 · 7 min read · astro

Upgrading to Astro 6: What Changed and Why It Matters

A practical walkthrough of upgrading an AstroPaper blog from Astro 5 to Astro 6, covering Vite 7, Zod 4, the stable fonts API, and every breaking change I ran into along the way.

2 Apr 2026 · 6 min read · ai

Demoware Is Killing Your AI Strategy

AI tools make it easy to build impressive demos. What happens when demoware becomes production code?

19 Mar 2026 · 5 min read · productivity

The Power of an Accountability Buddy

Why going solo isn't always the best path to achieving your goals, and how an accountability buddy can double your success rate.

14 Mar 2026 · 6 min read · javascript

Goodbye Date, Hello Temporal API

JavaScript's Date object was a copy of Java's broken java.util.Date, and we've been stuck with it for 30 years. The Temporal API is here to replace it.

12 Mar 2026 · 5 min read · caddy

Adding Brotli Compression to Caddy

Caddy doesn't ship with Brotli support out of the box. Here's how I added it with xcaddy and a custom Docker build.

11 Mar 2026 · 11 min read · astro

Taming 6,000 GitHub Stars with Astro and a JSON File

I turned my GitHub starred repos into a searchable page on my blog. Here's what worked, what didn't, and why I gave up on SSR.

9 Mar 2026 · 5 min read · Engineering

The Art of Deleting Code: Why the Best PRs Have Negative Lines

On the 'less is more' mindset in software engineering, and why deleting old code is some of the most satisfying work you can do.

8 Mar 2026 · 6 min read · Engineering

Nobody Gets Promoted for Simplicity

Promotion systems in tech reward complexity, not good judgment. Here's why that keeps happening and what you can do about it.

7 Mar 2026 · 3 min read · ai

The AI Paradox: Coding is Easier, Engineering is Harder

Writing code got easy. Knowing what to build didn't.

6 Mar 2026 · 7 min read · AI

Demystifying AI: Learning LLMs Through 200 Lines of MicroGPT

Large Language Models seem like magic, but they are just math. Let's break down Andrej Karpathy's MicroGPT to understand the core mechanics.

5 Mar 2026 · 7 min read · career

Bell Curve Promotions Are Broken

Forced ranking systems pit teammates against each other and reward politics over performance. The math doesn't even work.

4 Mar 2026 · 11 min read · ai-agents

The Skeptic Who Got Benchmaxxed: What Actually Changed About AI Coding Agents

I used to dismiss AI coding agents as expensive autocomplete. Then Opus 4.5 dropped, and a data scientist started shipping Rust crates that beat numpy. A breakdown of Max Woolf's journey and why the AGENTS.md file might be the most underrated tool in the stack.

3 Mar 2026 · 2 min read · linux

How to lock yourself out of SSH with a single scp command

One scp command to copy some files, and suddenly you can't SSH into your own server anymore.

2 Mar 2026 · 6 min read · engineering

Compound Engineering

Most codebases rot over time. Compound engineering is the idea that every unit of work should make the next one easier, not harder.

1 Mar 2026 · 4 min read · writing

28 Posts in 28 Days: What Happened When I Wrote Every Day in February

I published a blog post every day in February. Some were good, some were filler, and I learned more about my own writing habits than I expected.

28 Feb 2026 · 3 min read · go

Go 1.26: Stack vs Heap Allocation: Faster Code Without Changing a Line

Go 1.26 ships with compiler optimizations that move more slice allocations from the heap to the stack. Your existing code gets faster without a refactor.

27 Feb 2026 · 2 min read · productivity

Sharpen the Saw: Don't Debug in the Dark

Sometimes the fastest way to fix a bug is to stop fixing it and fix your tools instead. A lesson on sharpening the saw.

26 Feb 2026 · 6 min read · webdev

Stop Using innerHTML: The New Firefox Feature That Kills XSS

Firefox 148 just shipped the new Sanitizer API with setHTML(). Here's why you should stop using innerHTML today.

25 Feb 2026 · 6 min read · ai

Next Level Coding with Amp: Planning Before Prompting

My experience using Amp, the frontier coding agent. It rewards structured planning and works best as a 'second brain' in your terminal.

24 Feb 2026 · 4 min read · automation

How I Built My Own AI News Anchor (Tech Watch)

I stopped doomscrolling and let an AI agent curate my tech news. Here's how I automated my information diet with OpenClaw and Node.js.

23 Feb 2026 · 6 min read · python

Building a Telegram bot to babysit 24,000 developers

How I built PythonID-bot to manage the Indonesian Python community on Telegram.

22 Feb 2026 · 5 min read · TUI

Forget Notion. I Manage My House in the Terminal Now.

Why I switched to Micasa, a TUI tool for home management, and why local-first software is the future.

21 Feb 2026 · 6 min read · postgresql

Upgrading four PostgreSQL instances to 18.2 in Docker

I upgraded Miniflux, Invidious, a Django app, and Mastodon from PostgreSQL 15/17 to 18.2. Every single one broke in a different way.

20 Feb 2026 · 6 min read · airflow

4 Root Causes Hiding Behind One Airflow Error

A debugging session that started with one Airflow error and uncovered four cascading failures across Docker images, Kubernetes caching, namespace boundaries, and Python string iteration.

19 Feb 2026 · 4 min read · security

Chasing a Transitive Dependency Vulnerability

How a vulnerability in fast-xml-parser affected my blog through @astrojs/rss, and why transitive dependencies are quietly terrifying.

19 Feb 2026 · 9 min read · dns

Managing DNS as Code with DNSControl

How I stopped editing DNS records in web UIs and started versioning them in Git. Includes fixing Porkbun provider quirks and handling ACME challenges.

18 Feb 2026 · 4 min read · dev

Building Almanac Games: Scraping PSN with Duct Tape and Playwright

I wanted to show my PlayStation trophies on my blog. It took a Python scraper, Cloudflare cookie theft, and way too many regex fixes.

17 Feb 2026 · 5 min read · astro

Redesigning my blog, part 5: what I learned

The last post in this series. What worked, what got immediately deleted, and what I'd do differently.

16 Feb 2026 · 6 min read · astro

Redesigning my blog, part 4: the small stuff

Dropdown navigation, a categorized tech stack, file organization, and auto-publishing. The polishing work nobody notices but everyone feels.

15 Feb 2026 · 6 min read · astro

Redesigning my blog, part 3: from stock theme to terminal blueprint

The big visual overhaul. New fonts, new colors, terminal hero, data pipeline cards, two-rail layout, and all the bugs that came with it.

14 Feb 2026 · 5 min read · astro

Redesigning my blog, part 2: the blogroll

I built a terminal-styled blogroll with ASCII art, pulsing RSS indicators, and OPML export. Blogrolls are back.

13 Feb 2026 · 4 min read · astro

Redesigning my blog, part 1: the audit

Before changing anything visual, I spent time auditing my AstroPaper blog for security, SEO, accessibility, and performance issues. Here's what I found.

12 Feb 2026 · 4 min read · astro

Why I Left Zola's Simplicity for Astro's Power

I moved from Hugo to Zola for simplicity. Then I moved to Astro for flexibility. Here's why I traded a Rust binary for a Node_modules folder.

11 Feb 2026 · 2 min read · homelab

The Art of Yak Shaving

I tried to change a font. Three hours later I was reading Linux kernel docs.

10 Feb 2026 · 1 min read · homelab

Own Nothing and Be Happy? I'll Pass.

Why I run a homelab and hoard my own data instead of trusting the cloud.

9 Feb 2026 · 4 min read · astro

Over-Engineering a Clap Button, Again

The clap button worked, but KV had a race condition. I migrated the backend to Cloudflare D1 for atomic writes and hashed IPs.

8 Feb 2026 · 8 min read · astro

Auto-Publishing Scheduled Posts with GitHub Actions

My Astro blog already supports scheduled posts, but I still had to push to master to actually publish them. Here's how I fixed that with a cron job and a tiny Node script.

7 Feb 2026 · 2 min read · docker

The Lazy Sysadmin's Guide to Docker Maintenance

How I sleep soundly while my server updates itself. A guide to Watchtower and Telegram notifications.

6 Feb 2026 · 3 min read · lifestyle

You Can't Stack Overflow a Deadlift

I recently started going to the gym. Being a beginner again after years of being a 'Senior' Engineer was a humbling reality check.

5 Feb 2026 · 4 min read · homelab

Why I Moved My AI Brain to a Homelab

From a monthly VPS bill to a powerful local server. Why I migrated my AI assistant (OpenClaw) to my homelab.

4 Feb 2026 · 4 min read · astro

Bringing Interactivity to a Static Blog: The Clap Button

Static sites are fast but lonely. I added a Medium-style Clap button using Astro, Preact, and Cloudflare Workers to fix that.

3 Feb 2026 · 5 min read · ai-agents

Why "Dumb" Agents Are Winning: The Case for Shell-First AI

Smart agents are great, but simple ones actually ship code. Why tools like Pi and OpenClaw beat complex LSP-based assistants.

2 Feb 2026 · 2 min read · ai-agents

The Reality of AI Pair Programming: It's Not Magic, It's Management

Vibe coding is dangerous. AI isn't a senior engineer replacement, it's a junior that needs a manager. Here's what I learned migrating my home server with an AI agent.

1 Feb 2026 · 4 min read · openclaw

Reducing OpenClaw Heartbeat Token Usage

Running an AI agent 24/7 sounds cool until you see the token bill. Here's how to cut your heartbeat costs.

25 Jan 2026 · 3 min read · Astro

Adding a Links Section to My Blog

I built a links section to share interesting things I find around the web, with my own commentary.

23 Jan 2026 · 3 min read · ai

Pair Programming with a Lobster: My Week with Clawdbot

It’s weird, it lives in my server, and it runs 100 laps when it makes a mistake. Here is what it's like to code with an autonomous agent.

23 Jan 2026 · 7 min read · bun

Automating My Blog Workflow with Bun

How I killed the friction of writing by building a custom CLI generator for Astro using Bun.

25 Dec 2025 · 8 min read · AMP

Unlocking Frontier Power: How to Run Amp Using CLIProxyAPI Without Spending Credits

The landscape of AI coding agents is shifting faster than most developers can keep up with.

11 Jan 2025 · 4 min read · Hugo

Migrating from Hugo to Zola

Yet another migration post, this time from Hugo to Zola.

13 Feb 2024 · 3 min read · Python

Several Cool Things You Can Do with F-Strings in Python

F-strings are a powerful and easy-to-use way to format strings in Python.

3 Jan 2023 · 3 min read · PostgreSQL

Upgrade Major PostgreSQL version on Docker

Easily upgrade PostgreSQL in docker, without losing data

2 Jan 2023 · 1 min read · New Year

2023

Hello, 2023!

4 Dec 2022 · 2 min read · Life

Hey there

Hey there... Long time no see.

19 May 2019 · 2 min read · Rant

What happened to self-hosted blogs?

Platforms such as Medium have made the majority of original self-hosted blogs a matter of the past. Personally, for the whole blogging community, I believe that is terrible.

23 Jul 2018 · 1 min read · Python

Your Own Python Calendar

The Python calendar module defines the Calendar class. This is used for various date calculations as well as TextCalendar and HTMLCalendar classes with their local subclasses, used for rendering pre-formatted output.

22 Jul 2018 · 1 min read · Python

Get the Most of Floats

Floats also have several additional methods useful in various scenarios

21 Jul 2018 · 1 min read · Python

Format text paragraphs with textwrap

Python's textwrap module is useful for rearranging text, e.g. wrapping and filling lines.

20 Jul 2018 · 1 min read · Python

Unicode Character Database at Your Hand

Python's self-explanatory module called unicodedata provides the user with access to the Unicode Character Database and implicitly every character's properties.

19 Jul 2018 · 3 min read · Python

Functional Particularities of Python

Paradigms of functional programming as applied to Python

17 Jul 2018 · 2 min read · Git

Debug Bad Commit with Binary Search

The git bisect tool helps to identify the commit that introduced a bug.

17 Jul 2018 · 2 min read · Javascript

Number Extensions in Javascript

Number benefits from several changes in ES6, providing several new methods, saving us from writing our own potentially error-prone implementations.

16 Jul 2018 · 1 min read · rant

New Blog, New Domain

30 May 2017 · 2 min read · CSS

CSS Grid on Production

CSS Grid which allows far greater control than we've ever had before

25 May 2017 · 5 min read · Python

New interesting data structures in Python 3

take a look at some data structures that Python 3 offers, but that are not available in Python 2

22 May 2017 · 3 min read · Python

Keyword argument demystify

There’s a lot of baffling among Python programmers on what exactly 'keyword arguments' are

4 May 2017 · 1 min read · Python

Looping techniques in Python

Python has multiple techniques for looping over data structures

3 May 2017 · 1 min read · Python

Enhance your tuples

Standard Python `tuple`s are lightweight sequences of immutable objects, yet their implementation may prove inconvenient in some scenarios

2 May 2017 · 1 min read · Python

Get more with collections!

In addition to Python's built-in data structures (such as `tuple`s, `dict`s, and `list`s), a library module called `collections` provides data structures with additional features, some of which are specializations of the built-in ones

1 May 2017 · 1 min read · Python

There is more to copying

An assignment only creates a binding (an association) between a name and a target (object of some type). A copy is sometimes necessary so you can change the value of one object without changing the other (when two names are pointing to the same object)

30 Apr 2017 · 1 min read · Python

Implementing weak references in Python

Normal Python references to objects increment the object's reference count thus preventing it from being garbage collected

29 Apr 2017 · 1 min read · Java

Translating Scanner tokens into primitive types

Translating Scanner tokens into primitive types

28 Apr 2017 · 1 min read · Java

Listing a file system's root directories

Listing a file system's root directories

27 Apr 2017 · 1 min read · Java

The Console class

The Console class

25 Apr 2017 · 1 min read · Python

Next, Function or Method ?

Next, Function or Method ?

24 Apr 2017 · 2 min read · Python

Generator Expressions

Generator Expressions

23 Apr 2017 · 1 min read · Python

Yield Keyword

Yield Keyword

22 Apr 2017 · 4 min read · Nginx

How to Build Nginx with Google Pagespeed Support

How to Build Nginx with Google Pagespeed Support

21 Apr 2017 · 1 min read · Python

What are Generators?

What are Generators?

20 Apr 2017 · 1 min read · Java

Using an interface as a parameter

Using an interface as a parameter

18 Apr 2017 · 1 min read · Java

Using bounded type parameters in generic methods

Using bounded type parameters in generic methods

18 Apr 2017 · 1 min read · Java

Using the Deprecated annotation

Using the Deprecated annotation

17 Apr 2017 · 1 min read · Java

Diamond Operator in Java

Diamond Operator in Java

16 Apr 2017 · 5 min read · Python

Lambda Functions in Python

Lambda Functions in Python

15 Apr 2017 · 1 min read · Java

Altering format string output by changing a format specifier's argument_index

Altering format string output by changing a format specifier's argument_index

14 Apr 2017 · 1 min read · Git

Add Autocorrect to Git

Add Autocorrect to Git

13 Apr 2017 · 4 min read · Java

Future of Interface in Java 9

Interface in Java 9

11 Apr 2017 · 4 min read · Java

More about Interface in Java 8

Interface in Java 8

10 Apr 2017 · 5 min read · Java

Spring Boot in a Single File

Spring Boot in a Single File

9 Apr 2017 · 3 min read · Java

Manage Your JVM Environment with SDKMAN

SDKMAN or SDK Manager for JVM

9 Apr 2017 · 1 min read · Java

Updating interfaces by using default methods

Updating interfaces by using default methods

8 Apr 2017 · 1 min read · Java

Converting Stacktrace to String

Converting Stacktrace to String

7 Apr 2017 · 1 min read · Java

Synchronized Statement in Java

Using synchronized statements

6 Apr 2017 · 9 min read · Python

Function in Python are First-Class Object

Python’s functions are first-class objects

5 Apr 2017 · 1 min read · Django

Django 1.11 Release Note a Reading

Django 1.11 Release Note a Reading

3 Apr 2017 · 1 min read · Yaourt

Skip Yaourt Prompts on Arch Linux

Skipping Pain in The Ass Yaourt Prompts

3 Apr 2017 · 1 min read · JSON

One Hell Named JSON

Json with a single quote

18 Mar 2017 · 5 min read · URL

Using Google URL Shortener with Your Domain! For Free!!

Using Google URL Shortener with Your Domain! For Free!!

22 Jan 2017 · 14 min read · Go

Lightning Intro To Go

Lightning Intro To Go

15 Jan 2017 · 5 min read · Schemaless

Do Schemaless Databases Really Exist?

There’s no such thing as a schemaless database

12 Jan 2017 · 2 min read · Javascript

JS & Dom - Tips & Tricks #3

9 Jan 2017 · 2 min read · Javascript

JS & Dom - Tips & Tricks #2

6 Jan 2017 · 2 min read · Javascript

JS & Dom - Tips & Tricks #1

26 Dec 2016 · 1 min read · Python

Queue in Python - Part 3

Queue in Python

2 Nov 2016 · 1 min read · Python

Queue in Python - Part 2

Queue in Python

2 Nov 2016 · 1 min read · Python

Queue in Python - Part 1

Queue in Python

12 Jul 2016 · 2 min read · Java

Fix Java Unsupported major.minor version 52.0 on Ubuntu

Fix Java Unsupported major.minor version 52.0 on Ubuntu

25 Jun 2016 · 1 min read · Spark

Enable Spark Context on Your Ipython Notebook

Enable Spark Context on Your Ipython Notebook

10 Feb 2016 · 1 min read · Service

Fix GDM Service Can't be Enabled on Arch Linux

3 Feb 2016 · 1 min read · Linux

Remove Entry from Known Host

20 Aug 2015 · 1 min read · Linux

Installing or Upgrading PostgreSQL 9.4 on Ubuntu 14.04

29 Jul 2015 · 1 min read · Linux

Fix Locale Settings Error On Ubuntu Server 14.04

27 Apr 2015 · 1 min read · Python

EAFP Coding Style in Python

26 Apr 2015 · 3 min read · Linux

Installing Varnish with nginx on Ubuntu 14.04

25 Apr 2015 · 2 min read · Linux

Disabling Apport Error Reporting on Ubuntu

31 Mar 2015 · 1 min read · Git

Do Git Pull When Git Push Failed

25 Feb 2015 · 1 min read · Javascript

Essentials Javascripts Link

7 Feb 2015 · 1 min read · Linux

PostgreSQL 9.4 failed to start on Manjaro

25 Jan 2015 · 2 min read · Linux

MariaDB error failed to start, errno 12

14 Jan 2015 · 1 min read · Vagrant

Vagrant's hosted Django can't be accessed

23 Oct 2014 · 2 min read · Javascript

Minifying Your JavaScript with Uglify

15 Oct 2014 · 3 min read · Web

HTTPS Everywhere!

24 Jul 2014 · 3 min read · Git

Using Git Like A Boss

24 Jul 2014 · 2 min read · PHP

Terbaru di Wordpress 3.8

24 Jul 2014 · 4 min read · PHP

Fitur baru di PHP 5.6

24 Jul 2014 · 3 min read · Database

Hal yang tidak kamu ketahui tentang mongodb

24 Jul 2014 · 1 min read · PHP

Push Notifications untuk Setiap Error di Laravel

24 Jul 2014 · 3 min read · PHP

Terbaru di Wordpress 3.7

24 Jul 2014 · 2 min read · CSS

Kompresi CSS menggunakan Python

24 Jul 2014 · 2 min read · PHP

Bundled Javascript di Yii Framework

24 Jul 2014 · 4 min read · others

Menggunakan Hashing API untuk Hash Password di PHP 5.5