[Yugong series] July 2022 go teaching course 001 introduction to go language premise

One 、Go Language guidance

1. What is? Go Language

Go（ also called Golang） yes Google Of Robert Griesemer,Rob Pike And Ken Thompson A static strong type of development 、 Compiler language .Go Language grammar and C Close , But the function is ： Memory safety ,GC（ Garbage collection ）, Structural form and CSP-style Concurrent computing .- Baidu Encyclopedia

2.Go History of language

• since 2007 year 9 Month begins ,Go Language designer Robert . Grisham , Rob . Pike (Rob Pike) And Ken . thompson Start designing Go, later lan Lance Taylor、Russ Cox Join the project .
• 2009 year 11 month ,Go Officially announced the launch of , Become an open source project , And in Linux And MacOSX Implemented on the platform , It was added later Windows Implementation under the system .
• stay 2016 year ,Go Evaluated by software company TIOBE Selected as “TIOBE2016 Best language of the year ”

3.Go The advantages of language

• Fast running speed 、 Easy to learn
• High salary
  
• Suitable for blockchain development
  
• Rich instructions
• Can contain c Code
• Voice level supports concurrency

3.Go What can language do

• Network programming ： Include Web application 、API application 、 Download apps , and Go Built in net/http The package basically implements the network functions we usually use .
• Server programming ： In the past, if you used C perhaps C++ The things you do , use Go It's a good fit , For example, processing logs 、 Data packaging 、 Virtual machine processing 、 File system, etc .
• Blockchain development ： Technical practitioners put Go Language is called as the development language of blockchain industry . If you learn blockchain Technology , You will find that many blockchain systems and applications now adopt Go developable , such as ehtereum It is the most famous public chain at present , Another example fabric It is the most famous alliance chain at present , Both have go Language version , And go-ehtereum It is also the version officially recommended by Ethereum .

summary

go Language is more suitable for server development , Cloud platform development , Microservice practice and refactoring , Blockchain development （ Mainly led by Ethereum ） wait .