TIL

Git has two kinds of commands: “porcelain” and “plumbing”. ...

Today I accidentally I found a calculator on my computer, bc. Let’s look at it! ...

I’ve been hacking on a TypeScript file all day, but I need transpiled JavaScript for any testing. How did I reduce cycle time (and mitigate many chances to forget to build at all)? ...

In MCP server code using stdio, you can’t use any functions that print to stdout. ...

Watch and re-transpile any TypeScript file with: tsc file.ts --watch ...

Throwing a JavaScript Error test to your observability tool? There’s a better way. ...

Suppose your package.json specifies a Node engine of greater than or equal 24. Does this mean all engineers on your team will use Node 24? No, unless you use this one weird trick! ...

Hello World! Today I’m posting a TIL using MCP (Model Context Protocol). ...

I’ve been known to cat README.md | pbcopy a file. There’s a better way: the input redirection operator! ...

To toggle back and forth between two Tmux sessions, use <leader>-L.