APAmaresh Pelletiindevtoolhub.hashnode.dev·1d ago · 9 min readOllama vs vLLM vs llama.cpp: Which Local LLM Engine?Originally published on DevToolHub. Ollama vs vLLM vs llama.cpp comes down to one question: how many people will hit the model at once? For one developer on a laptop, pick Ollama or llama.cpp. For a 00
APAmaresh Pelletiindevtoolhub.hashnode.dev·2d ago · 6 min readPostgreSQL 19: What's Actually Shipping, What Got CutOriginally published on DevToolHub. PostgreSQL 19 is late. The project released Beta 4 on September 24, 2026, reverted several headline features along the way, and now plans a release candidate in ea00
APAmaresh Pelletiindevtoolhub.hashnode.dev·3d ago · 2 min readFind What's Using a Port on Linux: lsof, ss, and ps in One WorkflowOriginally published on DevToolHub. "Address already in use" tells you a port is taken, not by what. Here's the real 3-command workflow. ss finds the PID fast ss -tlnp | grep :8080 — -t for TCP, -l f00
APAmaresh Pelletiindevtoolhub.hashnode.dev·4d ago · 2 min readLinux File Permissions Explained: chmod, chown, and umaskOriginally published on DevToolHub. chmod 755, chmod 2775, umask 022 — the numbers make sense once you see where each digit comes from. This is the actual bit math, plus the chmod-and-symlinks gotcha00
APAmaresh Pelletiindevtoolhub.hashnode.dev·Sep 24 · 1 min readGit 3.0: What Actually Breaks (SHA-256, Rust, More)Originally published on DevToolHub. Git 3.0 changes four defaults and removes seven commands, per git-scm.com's own BreakingChanges page. The defaults New repos default to SHA-256 instead of SHA-1 (00