ATArpit Tiwariinarpittiwari.hashnode.dev·Jul 8 · 6 min readLeetCode Is Dead: What AI Actually Killed and What It Didn't"LeetCode is dead. Nobody writes code line by line anymore." I’ve been going through a lot about this post ever since it went viral. There’s an entire thread on Reddit that’s hilariously jumbled up wi01M
ATArpit Tiwariinarpittiwari.hashnode.dev·Jun 30 · 6 min readClaude Code vs Cursor: Which AI Coding Assistant Should Developers Choose?AI coding assistants have moved well past simple autocomplete, and the real question developers face now isn't whether to use one, but which one fits the work in front of them. Claude Code and Cursor 00
ATArpit Tiwariinarpittiwari.hashnode.dev·Mar 8 · 6 min readCache Strategies in Distributed SystemsIntroduction Caching is one of the most important techniques used in distributed systems to improve performance and reduce load on databases and backend services. In simple terms, caching stores frequ00
ATArpit Tiwariinarpittiwari.hashnode.dev·Mar 8 · 7 min readThe Thundering Herd Problem: When Too Many Requests Hit at OnceA Simple Real‑World Example Imagine a popular electronics store announcing a massive flash sale at 10:00 AM. Before the doors open, hundreds of customers are waiting outside. The moment the clock hits00