tebeka

fmt.Println("t1:", t1)
fmt.Println("t2:", t2)

tebeka

type Time struct {
    // ... (redacted)
	// If the hasMonotonic bit is 1, then the 33-bit field holds a 33-bit
	// unsigned wall seconds since Jan 1 year 1885, and ext holds a
	// signed 64-bit monotonic clock reading, nanoseconds since process start.
	wall uint64
	ext  int64

	// loc specifies the Location that should be used to
    // ... (redacted)

tebeka

t1 := time.Now()
data, err := json.Marshal(t1)
if err != nil {
    log.Fatal(err)
}
var t2 time.Time
if err := json.Unmarshal(data, &t2); err != nil {
    log.Fatal(err)
}
fmt.Println(t1 == t2)

tebeka

package main

import (
	"reflect"
	"testing"
)

var (
	a1, b1 []int
	aSize  = 1239

tebeka

cart len: 3 cap: 3
fruits len: 2 cap: 2

tebeka

fmt.Println("cart", "len:", len(cart), "cap:", cap(cart))
fmt.Println("fruits", "len:", len(fruits), "cap:", cap(fruits))

tebeka

cart := []string{"apple", "pear", "milk"}
fruits := cart[:2:2]
fruits = append(fruits, "lemon")
fmt.Println("cart:", cart, "fruits:", fruits)

tebeka

cart len: 3 cap: 3
fruits len: 2 cap: 3

tebeka

fmt.Println("cart", "len:", len(cart), "cap:", cap(cart))
fmt.Println("fruits", "len:", len(fruits), "cap:", cap(fruits))

tebeka

func appendInt(s []int, val int) []int {
	idx := len(s)
	if len(s) < cap(s) {
        // Enough space, use same underlying array
		s = s[:len(s)+1]
	} else {
        // Not enough space, allocate & copy
		s1 := make([]int, 2*len(s)+1)
		copy(s1, s)
		s = s1[:len(s)+1]