{"id":20677391,"url":"https://github.com/manuelgeek/learn-genserver","last_synced_at":"2025-07-23T11:06:04.587Z","repository":{"id":115495921,"uuid":"283585752","full_name":"manuelgeek/learn-genserver","owner":"manuelgeek","description":"OTP in Elixir: Learn GenServer by Building Your Own URL 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LearnGenserver\n\n\u003e Learn GenServer by Building Your Own URL Shortener\n\n## Running\n\n### Example\n\n```elixir\niex(22)\u003e shortener = URLShortener.start\n#PID\u003c0.141.0\u003e\n\niex(23)\u003e send shortener, {:shorten, \"https://ieftimov.com\", self()}\n{:shorten, \"https://ieftimov.com\", #PID\u003c0.102.0\u003e}\n\niex(24)\u003e send shortener, {:shorten, \"https://google.com\", self()}\n{:shorten, \"https://google.com\", #PID\u003c0.102.0\u003e}\n\niex(25)\u003e send shortener, {:shorten, \"https://github.com\", self()}\n{:shorten, \"https://github.com\", #PID\u003c0.102.0\u003e}\n\niex(26)\u003e flush\n\"8c4c7fbc57b08d379da5b1312690be04\"\n\"99999ebcfdb78df077ad2727fd00969f\"\n\"3097fca9b1ec8942c4305e550ef1b50a\"\n:ok\n\niex(27)\u003e send shortener, {:get, \"99999ebcfdb78df077ad2727fd00969f\", self()}\n{:get, \"99999ebcfdb78df077ad2727fd00969f\", #PID\u003c0.102.0\u003e}\n\niex(28)\u003e flush\n\"https://google.com\"\n:ok\n\niex(29)\u003e send shortener, {:get, \"8c4c7fbc57b08d379da5b1312690be04\", self()}\n{:get, \"8c4c7fbc57b08d379da5b1312690be04\", #PID\u003c0.102.0\u003e}\n\niex(30)\u003e flush\n\"https://ieftimov.com\"\n:ok\n\niex(31)\u003e send shortener, {:get, \"3097fca9b1ec8942c4305e550ef1b50a\", self()}\n{:get, \"3097fca9b1ec8942c4305e550ef1b50a\", #PID\u003c0.102.0\u003e}\n\niex(32)\u003e flush\n\"https://github.com\"\n:ok\n```\n\n### Example with GenServer\n\n```elixir\niex(1)\u003e {:ok, pid} = UrlShortener.start_link(:foo)\n{:ok, #PID\u003c0.109.0\u003e}\n\niex(2)\u003e UrlShortener.shorten(:foo, \"https://google.com\")\n\"99999ebcfdb78df077ad2727fd00969f\"\n\niex(3)\u003e UrlShortener.get(:foo, \"99999ebcfdb78df077ad2727fd00969f\")\n\"https://google.com\"\n\niex(4)\u003e UrlShortener.stop(:foo)\n:ok\n\niex(5)\u003e Process.alive?(pid)\nfalse\n```\n\n## Credits\n\n[OTP in Elixir](https://ieftimov.com/post/otp-elixir-genserver-build-own-url-shortener/)\n\n## About Me\n\n[Magak Emmanuel](https://magak.me)\n\n## License\n\n[![license](https://img.shields.io/github/license/mashape/apistatus.svg?style=for-the-badge)](#)\n\n[![Open Source Love](https://badges.frapsoft.com/os/v2/open-source-200x33.png?v=103)](#)\n\nHappy coding, Star before Fork 😊💪💯\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmanuelgeek%2Flearn-genserver","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fmanuelgeek%2Flearn-genserver","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmanuelgeek%2Flearn-genserver/lists"}