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Getting Started with WebSockets

HTTP follows a request-response model: a client sends a request, and the server returns a response. This works well for most web applications, but what if the server needs to send data as soon as it becomes available?..

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Useful Agent Skills for Claude Code and Codex—Without Automatic Invocation

Agent skills are reusable instructions that teach a coding agent how to perform a specific workflow. The best ones are not generic “write better code” prompts. They capture expertise I need occasionally: auditing a Daml contract, mentoring me without writing the answer, removing over-engineering, or running a disciplined development workflow...

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Traditional IRA, Roth IRA, and the Backdoor Roth

An IRA is a retirement account with tax advantages. The two common types are a traditional IRA and a Roth IRA. They differ mainly in when you receive the tax benefit. If your income is too high to contribute directly to a Roth IRA, a backdoor Roth may provide another route...

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