bolerap

a = [1, 2, 3, 4, 5]

# slice [start:end]
print(a[1:3]) # [2 3]
print(a[-3: -1]) # [3, 4]

# slice [start:end:step]
print(a[::2]) # [1 3 5]
print(a[::-1]) # [5 4 3 2 1]

bolerap

a = [1, 2, 3, 4, 5]
print(a[0], a[-1]) # 1 5

bolerap

# 1
a, b, c = 1, 2, 3
d = a, b, c
print(d, type(d)) # (1, 2, 3) tuple

# 2
a, b, c = (2 * i + 1 for i in range(3))
d = a, b, c
print(d) # (1, 3, 5)

bolerap

package main

import "fmt"

// define interfaces
type Vehicle interface {
  Move() string
}

// define structs and implement Vehicle interface

bolerap

func doSomething(v interface{}) {
	// v argument has type interface{} not any type
}

bolerap

/*
Serve is a very simple static file server in go
Usage:
	-p="8100": port to serve on
	-d=".":    the directory of static files to host

Navigating to http://localhost:8100 will display the index.html or directory
listing file.
*/
package main