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I Built a Real-Time Train Tracker for Pakistan Railways

Pakistan Railways connects cities across the entire country — but live train status has always been unreliable and hard to access. I built Pakistan Live Train Tracker to fix that — a real-time platform giving commuters accurate train status, delays, and arrival information across Pakistan Railways network. What It Offers Live train status across Pakistan Railways Real-time delay and arrival…

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

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Understanding Key Web APIs: Fetch API, WebSockets, and Service Workers

Modern web applications rely heavily on APIs provided by browsers to enable rich interactive experiences. Among the most foundational are the Fetch API, WebSockets, and Service Workers.

  • Fetch API simplifies network requests with promise-based interface
  • WebSockets enable persistent, full-duplex communication for real-time apps
  • Service Workers power offline caching and background tasks in PWAs

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