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[App] Multiple Codex (ChatGPT) accounts on one machine

[App] Multiple Codex (ChatGPT) accounts on one machine

Fast track: throw this post's URL at your AI and tell it to set this up for you. (The app version is trickier because of signing, so double-check the result.) TLDR: * Run two (or more) ChatGPT desktop apps, one per account. At the same time. * Updates follow

[CLI] Multiple Codex (ChatGPT) accounts on one machine

[CLI] Multiple Codex (ChatGPT) accounts on one machine

Ran out of usage, logged out, logged into the other account, got tired of it, so I automated it. Fast track: throw this post's URL at your AI and tell it to set this up for you. TLDR: * Make several codex CLIs (two, in this post). * Share everything.

Minimal illustration of one laptop returning two hostnames and a stable hardware identifier.

Hostname Is Not a Device Identifier

Learn why macOS hostname can change between network contexts, how it caused duplicate Claude Code token usage counts, and why hw.model is a safer device identifier.

Codex

I don't write code. Instead I tinker with a file called AGENTS.md. Instructions for an agent. When the agent makes a mistake, I add a line so it never makes that mistake again. That file is what Codex reads. The word codex comes from Latin caudex. A

Auto-copy Claude Code Resume Command to Clipboard on Session End

Auto-copy Claude Code Resume Command to Clipboard on Session End

Sometimes you need to exit and restart a Claude Code session. When you do, it prints a claude --resume {session_id} command to pick up where you left off. Dragging to copy it every time got old, so I automated it. Claude Code hooks can automate this. Setup Add a

SSH Backspace Not Working? It's a terminfo Problem

SSH Backspace Not Working? It's a terminfo Problem

You install a shiny new terminal app, everything works great locally, then you SSH into a remote server and suddenly Backspace stops working. Instead of deleting characters, it prints spaces. Here's why it happens and how to fix it with a single command. Symptoms * Everything works fine locally

How to Sync Claude Code Config Across Multiple Macs with Syncthing

How to Sync Claude Code Config Across Multiple Macs with Syncthing

I use a MacBook Pro and a Mac Mini side by side. Both run Claude Code, but custom skills, agents, and memory files created on one machine don't exist on the other. Manually copying them every time is not an option. I wanted to automatically sync the ~/.claude

Fixing zsh Tab Completion Case Sensitivity Over SSH on macOS

Fixing zsh Tab Completion Case Sensitivity Over SSH on macOS

On my MacBook, pressing cd d + Tab shows folders starting with both d and D. Case-insensitive, as expected. But when I SSH into my Mac mini, cd d + Tab only shows folders starting with lowercase d. Both machines use APFS (case-insensitive), yet tab completion behaves differently. Cause macOS&

[Powerlevel10k+Oh-My-Zsh] How to Fix Cursor Agent Terminal Output Truncation and Formatting Issues

[Powerlevel10k+Oh-My-Zsh] How to Fix Cursor Agent Terminal Output Truncation and Formatting Issues

[Powerlevel10k+Oh-My-Zsh] How to Fix Cursor Agent Terminal Output Truncation and Formatting Issues ⚠️ Must-read for Powerlevel10k/Powerlevel9k users! If you're using Powerlevel10k or Powerlevel9k themes, you're likely experiencing command completion detection issues when working with Cursor AI Assistant in terminal tasks. Cursor'

Running Uniswap Frontend Locally for Testnet Environment

Running Uniswap Frontend Locally for Testnet Environment

Using Uniswap in a testnet environment is simple. You can change the network of the connected wallet to a testnet or specify the chain in the query string. For example, if you want to use Uniswap on the Ethereum Sepolia testnet, you can use the following URL: https://app.uniswap.