• Stack Overflow Developer Survey 2020

  1. Most Loved Languages : % of developers who are developing with the language or technology and have expressed interest in continuing to develop with it.

     

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

     

  3. Top Paying Technologies(What Languages are Associated with the Highest Salaries Worldwide?

     

     Global

     

     United States

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

• 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

https://youtu.be/LJvEIjRBSDA

• 특징

  1. small

     • The Java Language Specification, Java SE 16 Edition pdf : 844 pages
     • The Go Programming Language Specification pdf : 111 pages

  2. simple grammar

     • easy to learn and get started with
     • loop : There's no do or while, just for

  3. compile language → fast speed

     • 한 번 기계어로 변환해두면 빠르게 실행이 가능하다
     • 하나의 바이너리 파일이 되기에 배포가 쉽다

  4. garbage collection

     • 메모리 누수 방지. 메모리 해제에 대해 신경쓰지 않아도 된다
     • Python, JavaScript 등의 언어는 가상머신에서 지원해준다
     • Go는 실행 파일 안에 내장되어 있다

  5. Goroutine

     • Every concurrently executing activity in Go language
     • light weighted thread
     • go 키워드로 goroutine 생성 ex. go hello()
     • concurrency programming 가능

  6. coding convention 통일

     • 컨벤션에 맞게 코드 수정해주는 'go fmt' 기능 내장

     func main() {
     
     }
     

  7. no generic

     • 1.17 버전에 포함될 예정

• 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