Go: An Introduction - Speaker Deck

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An Introduction Shane Logsdon Go

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Why Use Go •  Standard Library •  Tooling •  Compiling •  Concurrency •  Deployment •  And more

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Standard Library •  Provides large chunk of necessary functionality •  encoding/json & encoding/xml •  ﬂag •  io/ioutil •  net/http •  net/http/httptest •  testing •  Etc. •  External libraries oﬀer convenience

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Tooling •  go fmt •  go test •  go doc •  Community supplied

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Compiling •  Compilation within seconds •  No waiting for VM to spin up •  Target multiple platforms with cross compilation •  Increase development eﬃciency

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Concurrency •  Goroutines •  lightweight asynchronous “processes” •  Channels •  transfer data between goroutines •  Example •  server handles individual requests in separate goroutines

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Deployment •  Can be single binary ﬁle •  Built for host platform and OS •  Quick compile process -> build on host •  Easy integration with CI/CD services

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Basic Overview (with examples)

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Basic Overview Variables

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Basic Overview Exported/Unexported

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Basic Overview Error Checking

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Basic Overview Struct Composition

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Basic Overview Interfaces

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Basic Overview Goroutines

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Basic Overview Channels

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Code Walkthrough https://github.com/slogsdon/b

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See Also •  golang.org •  tour.golang.org •  godoc.org

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Questions? Twitter: @shanelogsdon GitHub: @slogsdon Thanks