How are you, hacker?
🪐 What’s happening in tech today, August 11, 2025?
The HackerNoon Newsletter brings the HackerNoon homepage straight to your inbox. On this day, Steve Wozniak's Birthday in 1950, Neptune's Ring Arcs Found in 1990, The First Patent for Wifi Technology in 1942, and we present you with these top quality stories. From Optimizing LLM Performance with LM Cache: Architectures, Strategies, and Real-World Applications to Refactoring 031 - Removing OOPs, let’s dive right in.
Migrating S3 Buckets Between AWS Accounts Like a Pro (Without Losing Your Sanity)
By @hacker70177859 [ 5 Min read ] Learn how to migrate 4–5 TB of S3 data between AWS accounts up to 10× faster using AWS DataSync. Step-by-step guide with IAM policies, CLI commands, and pro tip Read More.
Refactoring 031 - Removing OOPs
By @mcsee [ 6 Min read ] Replace vague error messages with specific, actionable feedback that helps users solve problems. Read More.
MCP vs A2A - A Complete Deep Dive
By @mayankc [ 28 Min read ] Deep technical analysis comparing Model Context Protocol (MCP) and Agent-to-Agent (A2A) protocols with updated code examples, security insights, and future stan Read More.
Optimizing LLM Performance with LM Cache: Architectures, Strategies, and Real-World Applications
By @nileshbh [ 31 Min read ] LM Cache boosts LLM efficiency, scalability, and cost savings by letting the system remember previous outputs and complementing other optimizations. Read More.
🧑💻 What happened in your world this week?
It's been said that writing can help consolidate technical knowledge, establish credibility, and contribute to emerging community standards. Feeling stuck? We got you covered ⬇️⬇️⬇️
ANSWER THESE GREATEST INTERVIEW QUESTIONS OF ALL TIME
We hope you enjoy this worth of free reading material. Feel free to forward this email to a nerdy friend who'll love you for it.See you on Planet Internet! With love, The HackerNoon Team ✌️
