A LeetCode-style study newsletter that walks through common algorithm problems step by step, covering clarifying requirements, comparing brute-force and optimal approaches, and giving code and follow-up questions. Each issue is a structured problem breakdown aimed at helping software engineers prepare for coding interviews.
Website: https://singhz.substack.com
Kent Beck writes about software design, testing and programming technique, framed as ways to improve human relationships among developers. Issues mix practical refactoring and testing advice with reflections on working with AI coding tools.
A software developer's blog going deep on CRDT internals, including fractional indexes for text editing and spreadsheets, and a disk-native Yjs implementation. Readers get implementation-level design discussion with trade-offs, data structure details and working JavaScript demos.
A practitioner's newsletter from a Chief AI Officer detailing his real AI stack, including coding agents, local models and multi-agent systems, with concrete costs, failures and security trade-offs. Issues dig into agent approval design, debugging large open-weight model deployments, and auditing agent access.
VarOps publishes data-backed pieces on applied AI, including hands-on benchmarks of new models, critiques of how coding agents are evaluated, and tooling for agent-driven development. Each issue includes disclosures, concrete numbers, and tests readers can run on their own data or history.
One short email a week with hand-picked newsletters from the index. Free, no spam, unsubscribe anytime.
