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obsidian

Notes that can never be atomic

amanhimself.dev

Every guide to atomic notes eventually meets the same objection: most of what I write cannot be atomic. A meeting note is a list of actions and a transcript of a specific day. It's an event. A project plan is a spec file that contains decisions and at times, serialized tasks, glued together. I do...

How to set a custom folder order in Obsidian

amanhimself.dev

Obsidian's file explorer sorts folders alphabetically. The sort menu offers file name, modified time, and created time, and nothing else. There is no built-in way to arrange folders by hand. For my Obsidian vault, I like to see the organization in a specific way. For example, I like to keep the...

A minimal Obsidian vault structure that sticks

amanhimself.dev

My Obsidian vault has 291 notes captured over the last three years. Some are long-form notes, prompts for tools like Claude Code, or quick captures from reading on the internet. When I created this vault, I started with 8 folders, but over time the number has grown to 16. I like to keep this vault...

How to Embed a Design System in Obsidian

Alessandro Farace

Over the last two months, I've been building my own experimental agent SDK. To get immediate feedback on how the agents were behaving, I built a set of React UI components in Electron and embedded them in a dedicated chat app. But I wasn't trying to build another chat app though; I was trying to...

Tweaking My Learning

4s

As an older senior software engineer I picked up JavaScript gradually by using it -- looking up what I needed when I needed it. That works and as long as you get things done it’s usually good enough. Learning by doing is often recommended because it tends to make things stick. The downside is that...

Code agents in 2026

Alex Oliveira

I’ve been using Claude Code as my primary coding assistant for a while now. More recently, I managed to start a flywheel effect and have the AI code full solutions with as little interventions as possible by leveraging subagents and skills to prevent context rot and keep agents under strict...

Five Days on the Kumano Kodo

Alex Oliveira

It’s 9:00 am, September 29, Takijiri-oji (滝尻王子). The river runs shy between the rocks and mirrors the forest, with mountains rising behind it. I hear a faint bell ringing somewhere up the slope while two hikers pass and disappear into the cedar shade. I set a boot on a stone step braided with...

Adding Obsidian-Style Wiki Links to My Astro Blog

Alexander Opalic

TLDR I built a remark plugin that transforms [[slug]] syntax into internal links with hover preview cards. It supports multiple content collections, custom display text, and shows broken link warnings at build time. Live Examples Hover over these links to see the preview cards in action: Blog...

Obsidian as a task manager doesn't work for me

amanhimself.dev

I have been using Obsidian for more than a year to take notes of all sorts (meetings, work, personal, long-form writing, blog drafts, and so on). It provides a distraction-free environment to write drafts and do long-form writing, but I couldn't get the hang of it as my daily task manager. I used...

Tracking notes created in Obsidian with Dataview

amanhimself.dev

My daily note is the starting point for capturing workday information. To record this information, I either create a fleeting note or add it to my daily note. Creating too many new notes can be cumbersome and overwhelming at the end of a week when I'm going through them for my weekly review...

The Space Between Yes and No

Alex Oliveira

We humans tend to perceive the world as a series of yes/no answers. Limited questions nurture limiting beliefs. Our questions yield black and white answers. It used to be ok to think in simple terms. If you were alone in the forest 12,000 years ago and heard a cracking sound of wood breaking, you...

Thinking is developing mental models

Amir Rachum

Reality is reduced into mental models Reality is truth. A mental model is our internal conceptualization of reality. Our brains are little scientists - they develop theories of how the world works, test them, improve on them, and use them to make decisions in life. We have mental models for...

Set default location for images, files and attachments in Obsidian

amanhimself.dev

I've used Obsidian as my primary note-taking app for over six months. One thing I've found myself often doing (either work or personal) is using screenshots as images in my notes. Now, if you have used Obsidian or started using it, all images or attachments are stored in the root vault folder. If...

What does bang methods mean in Ruby?

Alex Oliveira

The Ruby convention for using bangs (!) is, mostly, “when there are two versions of the same method, and one of them is more dangerous than the other, use the bang”. Citation is none others than Eric Hodel and David Black. For example, in Rails there are update and update!, create and create! and...

Remove Distractions From Websites

Alex Oliveira

Some friends use Instagram as primary chat app. Whenever I open it, I’m sucked into a swirl of content. Some times it pulls me for several, several minutes until my mind steps back and realizes what’s going on. The solution I found was using Instagram on my Mac and inserting arbitrary CSS into...

Visto Japonês como Brasileiro

Alex Oliveira

Não sei se é só comigo, mas a experiência de tirar o visto japonês é aterrorizante. Já voei mais de 400.000km, não-sei-quantos-países, mas esse visto me tira o sono. O fato de você precisar comprar uma passagem aérea não-muito-barata antes de pedir o visto é brutal. Imagina você comprar uma...

Meditation

Alex Oliveira

When I meditate, my mind calms down. I start in the midst of chaos, but I finish in total control, ready to conquer. As I close my eyes and start the session, my brain continues its automatic course, pulling new ideas and threads, ignoring my intention. It brings me memories from work, new...

Generate CSV from Rails console (Heroku)

Alex Oliveira

Config the following file and save it with some name file.rb: report = CSV.generate do |csv| csv << ["name", "email"] users = User.where( :created_at => Date.parse("01-11-2020")..Date.parse("30-11-2020") ) users.each do |user| csv << [user.name, user.email] end...

Roadmap for One-on-One’s

Alex Oliveira

These are foundational topics for one-on-one’s. They are the first ones I bring for discussion every week to set out the background for the relationship that will follow. They are not the definitive list of topics for one-on-one’s, but the most important ones for starting out. Some subjects are...

Blogging Manifesto

Alex Oliveira

I’ve always been dissatisfied with blogging. The technologies bother the engineer-slash-idealist in me. I attribute the tedious publishing process as reason for not posting more often - although laziness is not out of question. In 2021, however, Obsidian.md came into my life and changed my...

How I read nonfiction books

Amir Rachum

Nonfiction books can change your life for the better. My life took a different path after I read Getting Things Done by David Allen. Since then, I started reading more and more nonfiction books - I try to do one fiction, one nonfiction book (though I admit I read the entire Cosmere universe books...

Set up Obsidian URI handling on Linux

Amir Rachum

Obsidian has a cool API where you can construct Obsidian URIs to issue various commands. The way it works is that you have a URI like this: obsidian://open?vault=my%20vault&file=my%20note When opened with Obsidian, this opens a note called “my note” in a vault called “my vault” (if it...

Derisk

Alex Oliveira

If I had to point out one skill that differentiates great makers I worked with, it would be deliberate derisking. Everybody does it to some extent, but rarely as a constant discipline. It drives success and, once in motion, molds thinking and triggers valuable practices in all areas of life. In...

Software Complexity: Naming

Alex Oliveira

There are only two hard things in Computer Science: cache invalidation and naming things. Phil Karlton We all want to read and understand software. We want code to make sense, to speak the language of the business model, to convey meaning and relationships with clarity. Although code is...

Physics of Software

Alex Oliveira

Update (2015): A year after publishing this article, Adrian Bejan, who discovered the Constructal Law, invited me to speak at the Constructal Law & Second Law Conference at the University of Parma, Italy. No one had connected it with software yet. Presenting was... interesting. Presentations...