[Yugong series] go teaching course 001 in July 2022 - Introduction to go language premise

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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 .