An alternative solution to the problem posed in this blog post: http://www.onebigfluke.com/2014/12/generic-programming-go-generate.html

no_generics_needed.go

package main

import (
	"fmt"
	"strings"
)

type Person struct {
	FirstName string
	LastName  string
	HairColor string
}

func (s *Person) String() string {
	return fmt.Sprintf("%#v", s)
}

type People []Person

func (j People) String() string {
	stred := make([]string, 0, len(j))
	for _, s := range j {
		stred = append(stred, s.String())
	}
	return strings.Join(stred, "\n")
}

func main() {
	people := People{
		Person{"Sideshow", "Bob", "red"},
		Person{"Homer", "Simpson", "n/a"},
		Person{"Lisa", "Simpson", "blonde"},
		Person{"Marge", "Simpson", "blue"},
		Person{"Mr", "Burns", "gray"},
	}
	fmt.Printf("My favorite Simpsons Characters:\n%s\n", people)
}