西维蜀黍

【Golang】编译 - 交叉编译（Cross Compilation）

GOOS and GOARCH

$ go tool dist list
aix/ppc64
android/386
android/amd64
android/arm
android/arm64
darwin/386
darwin/amd64
darwin/arm
darwin/arm64
dragonfly/amd64
freebsd/386
freebsd/amd64
freebsd/arm
illumos/amd64
js/wasm
linux/386
linux/amd64
linux/arm
linux/arm64
linux/mips
linux/mips64
linux/mips64le
linux/mipsle
linux/ppc64
linux/ppc64le
linux/s390x
nacl/386
nacl/amd64p32
nacl/arm
netbsd/386
netbsd/amd64
netbsd/arm
netbsd/arm64
openbsd/386
openbsd/amd64
openbsd/arm
openbsd/arm64
plan9/386
plan9/amd64
plan9/arm
solaris/amd64
windows/386
windows/amd64
windows/arm
  ...

Posted by Wei on 2020-08-02, Last Modified on 2025-04-23

【Golang】关键字 - const

Constants

Constants are declared like variables, but with the const keyword.

Constants can be character, string, boolean, or numeric values.

Constants cannot be declared using the := syntax.

package main

import "fmt"

const Pi = 3.14

func main() {
	const World = "世界"
	fmt.Println("Hello", World)
	fmt.Println("Happy", Pi, "Day")

	const Truth = true
	fmt.Println("Go rules?", Truth)
}
  ...

Posted by Wei on 2020-08-02, Last Modified on 2025-04-23

【Protobuf】Protocol Buffers 性能

  ...

Posted by Wei on 2020-07-31, Last Modified on 2025-04-23

【Protobuf】Protocol Buffers Demo

Where to find the example code

Our example is a set of command-line applications for managing an address book data file, encoded using protocol buffers. The command add_person_go adds a new entry to the data file. The command list_people_go parses the data file and prints the data to the console.

You can find the complete example in the examples directory of the GitHub repository.

  ...

Posted by Wei on 2020-07-31, Last Modified on 2025-04-23

【Golang】位运算

& - 按位与运算符

按位与运算符"&“是双目运算符。 其功能是参与运算的两数各对应的二进位相与。

| - 按位或运算符

按位或运算符”|“是双目运算符。 其功能是参与运算的两数各对应的二进位相或。

  ...

Posted by Wei on 2020-07-31, Last Modified on 2025-04-23

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