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Coinbase to make USDC default in Samsung Wallet

When users top up a stablecoin balance in Samsung Wallet, USDC will appear automatically.

Coinbase to make USDC default in Samsung Wallet

We haven't written up this one. Tech in Asia has the full story — the link below goes straight to it.

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A fair Secret Santa draw with exclusions is a matching problem

A Secret Santa draw looks like a shuffle. It stops being one the moment someone says "Ana and Ben are a couple, they can't draw each other" and "nobody gets the same person as last year".

  • Secret Santa draw involves assigning recipients with exclusions
  • Valid draw is a permutation with no fixed points (derangement)
  • Uniform random selection uses backtracking with valid draws

Production Kubernetes Troubleshooting Lab

Observability, Incident Response & Root-Cause Analysis Scenario: You are the DevOps/SRE on-call team for an e-commerce company.

  • Participants act as DevOps/SRE for an e-commerce company
  • Deliberate incidents include CrashLoopBackOff and Rollback
  • Service selector issue causes application unavailability

More from Thursday 8 October →