Yejun Su

When running the pi coding agent in Zed’s integrated terminal, I found the appearance of the theme is not the same as in Ghostty.

The Modus themes is created by Prot.

The Automation Task block in Alfred workflow doesn’t support Zen (based on Firefox), I asked Gemini to write an AppleScript as a workaround: tell application "Zen" to activate tell application "System Events" -- Target the Zen process tell process

I self-hosted Miniflux and want to create new feed through command line, so I vibe coded a Go project.

In recent versions, Claude Code has changed how thinking mode works compared to the version in Claude Code in Action.

I recently purchased an LG 27UP850K monitor with a 4K resolution (3840x2160).

Deploy Rails applications I recently deployed a Rails application to Hetzner and AWS China1.

A project using devenv prompts: do you want to allow configuration setting 'extra-substituters' to be set to 'https://devenv.cachix.org' (y/N)?.

The following configuration enables Emacs to inherit the correct $PATH from the shell in all cases: M-x describe-variable: exec-path M-x eval-expression: (getenv "PATH") M-x shell-command: echo $PATH M-x compile: echo $PATH My shell is located at /run/cur…

I was installing claude-code via Nix, but new releases take 2-3 days to appear in the nixpkgs-unstable branch.

Emacs + Hugo Blogging Refactored I discovered this link in my Vercel Analytics.

I work with agents mostly in TUI with gh/tmux/worktrunk/fzf.

Coding with LLMs in the summer of 2025 Always be part of the loop by moving code by hand from your terminal to the LLM web interface: this guarantees that you follow every process.

https://anthropic.skilljar.com/claude-code-in-action Tips #: set memory @: mention files Ctrl-v: paste image Context Escape: interrupt and redirect the conversation Double-tap Escape: rewind the conversation /compact: summarize current conversation for th…

I’m using the Atlassian Remote MCP Server in Claude Code to fetch Jira tickets.

When using Nix to manage my development environment, Claude’s MCP servers couldn’t find tools installed via Nix.

Install llm: uv tool install llm Install plugins: llm install llm-mlx llm-ollama llm-gemini llm-mistral llm-openrouter llm-sentence-transformers llm-cmd llm-jq Install llm with its plugins in one line (great to re-install the environment): uv tool insta…

Hugo-modus supports multilingual now, it’ll display translation links for multilingual posts.

Emacs: make ‘save-some-buffers’ show diff on demand The command save-some-buffers, which is bound to C-x s by default is helpful when you need to save lots of buffers efficiently.

Working with smaller chunks of thoughts; adding anchors to paragraphs in Org Mode HTML export If the section has a heading, then it’s easy to make that linkable with a custom name.

I’ve been thinking of writing a post about my current blogging workflow for quite some time.

shot-scraper is the second tool created by Simon Willison that I’ve installed on my machine, the first being llm.

This blog is built with Hugo, and the content is exported from Org files to Hugo-compatible Markdown via ox-hugo.

Lock/Unlock Win: Fn + F9 Lock/Unlock Function keys: Ctrl + Fn

Glossaries Job: A unit of work in your Ruby application.

By default, multiple calls of the content_for helper using the same identifier will concatenate and output them together.

This website is built with Hugo, a static site generator, and built with Nix1.

I’m learning Nix by following this tutorial and taking notes using Org Mode.

gpg-toolkit is inspired by this article.

Time-based one-time password (TOTP) is a computer algorithm that generates a one-time password (OTP) that uses the current time as a source of uniqueness. – Wikipedia password-store-otp is an Emacs package which provides functions to interact with the pas…