The Go Programming Language

• Stack Overflow Developer Survey 2020
  • Most Loved Languages : % of developers who are developing with the language or technology and have expressed interest in continuing to develop with it. 

• Most Wanted Languages : % of developers who are not developing with the language or technology but have expressed interest in developing with it.

• Top Paying Technologies(What Languages are Associated with the Highest Salaries Worldwide?Global

Global

United States

 

 

• Gopher : 뒤쥐, 땅[밭]다람쥐(땅속 굴에 사는 쥐같이 생긴 북미산 동물) / Go 언어 사용자를 일컫는 말

Gopher

• Developers : C++로 분산 운영체제 개발 in Google
  • Robert Griesemer : Java HotSpot VM, V8 Javascript engine
  • Ken Thompson : B programming language, Unix
  • Rob Pike : UTF-8, The Pracitce of Programming(프로그래밍 수련법) 저자

 

 

•  특징
  • small
    • The Java Language Specification, Java SE 16 Edition pdf : 844 pages
    • The Go Programming Language Specification pdf : 111 pages
  • simple grammar
    • easy to learn and get started with
    • loop : There's no do or while, just for
  • compile language → fast speed
    • 한 번 기계어로 변환해두면 빠르게 실행이 가능하다
    • 하나의 바이너리 파일이 되기에 배포가 쉽다
  • garbage collection
    • 메모리 누수 방지. 메모리 해제에 대해 신경쓰지 않아도 된다
    • Python, JavaScript 등의 언어는 가상머신에서 지원해준다
    • Go는 실행 파일 안에 내장되어 있다
  • Goroutine
    • Every concurrently executing activity in Go language
    • light weighted thread
    • go 키워드로 goroutine 생성 ex. go hello()
    • concurrency programming 가능
  • no generic
    • 1.17 버전에 포함될 예정
  • coding convention 통일
    • 컨벤션에 맞게 코드 수정해주는 'go fmt' 기능 내장

    • func main() {
      
      }

 

 

Companies using Go

• Companies using Go
  •  Google
    • Core Data Solutions team : web indexing
    • Chrome Optimization Guides service
    • Firebase : hosting's tech Node.js → Go
  •  Netflix
    • Rend proxy server in Moneta : lower latency than Java and is more productive for developers than C, while also handling tens of thousands of client connections
  • Twitch
    • Good tool for the problems we encouter with serving live video and chat to our millions of users

 

• 참고자료
  • https://www.udemy.com/course/go-the-complete-developers-guide/
  • https://golang.org
  • https://go.dev
  • https://insights.stackoverflow.com/survey/2020#overview
  • https://subak.io/?p=60
  • https://velog.io/@kineo2k/Go-언어-소개
  • https://blog.seulgi.kim/2016/07/go.html
  • https://youtu.be/g4PyJ10CSr0
  • https://youtu.be/QUbdGXe9aMc
  • https://youtu.be/VDaMhtWNSQU
  • https://youtu.be/FpO7m9GsPnk

 

• 원본 문서 https://www.notion.so/10min-Seminar-The-Go-Programming-Language-b42017c24535443cb712079638e66755

10min Seminar : The Go Programming Language