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

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

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package main

import "fmt"

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

// define structs and implement Vehicle interface

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# 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)

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

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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]

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# list
a = ['Hello', "World", 'Python']
for i, v in enumerate(a):
  print(i, v)
  
# Dictionary
a = {'name': 'Peter', 'age': 25}
for k, v in a.items(): # .iteritems() with python 2
  print(k, v)

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# zipping: python 3 return a zip object, python 2 return a list of tuples
a = [1, 2, 3]
b = ['a', 'b', 'c']
zipped = zip(a, b) # This result will only live for once used then zipped will become empty

# to print value of zip
# 1 use for loop as a iterator
for x in zipped:
  print(x) # (1, 'a') ...
  

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# Send GET request to github api to retrieve info of an github user without header
curl https://api.github.com/users/<username>

# Send GET request to github api to retrieve info of an github user with header
curl --include https://api.github.com/users/<username>
# or
curl -i https://api.github.com/users/<username>

# Send GET request with basic auth use user credential to github api to retrieve protected resources
curl --user "<username>:<password>" https://api.github.com/users/<username>

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# Send POST request with data to github api to create a gist
curl --user "<username>" --request POST --data '{"description": "Test create a github gists via api", "public": "true", "files": {"test.txt": {"content": "Hello"}}}' https://api.github.com/gists
# or in short
curl -u "<username>" -X POST -d '{"description": "Test create a github gists via api", "public": "true", "files": {"test.txt": {"content": "Hello"}}}' https://api.github.com/gists
# or more short, if supplied -d (data) POST method can ommited as below
curl -u "<username>" -d '{"description": "Test create a github gists via api", "public": "true", "files": {"test.txt": {"content": "Hello"}}}' https://api.github.com/gists

# Send POST request with multiple data
curl --data "login=<username>" --data "token=<token_string>" https://github.com/api/v2/json/user/show/<username>
# or combine into single --data