Go: An Introduction

An introduction to the Go programming language. Deck was created for and targeted at a lunch and learn for developers at Blackstone Media (http://www.blackstonemedia.com/) and StarkNine (http://www.starknine.com/) in Louisville, KY.

Referenced Links:
- https://github.com/slogsdon/b (for code walkthrough)
- http://golang.org/
- http://tour.golang.org/
- http://godoc.org/

Presentation can be viewed at http://youtu.be/SI-okTfauyw

Transcript

1. An Introduction
   Shane Logsdon
   Go  
   

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

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3. 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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4. Tooling
   •  go fmt
   •  go test
   •  go doc
   •  Community supplied
   

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

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

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7. 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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8. Basic Overview
   (with examples)
   

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9. Basic Overview
   Variables
   

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10. Basic Overview
    Exported/Unexported
    

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11. Basic Overview
    Error Checking
    

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12. Basic Overview
    Struct Composition
    

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13. Basic Overview
    Interfaces
    

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14. Basic Overview
    Goroutines
    

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15. Basic Overview
    Channels
    

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

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

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18. Questions?
    Twitter: @shanelogsdon
    GitHub: @slogsdon
    Thanks  
    

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