November 2019
Beginner to intermediate
408 pages
9h 29m
Korean
Content preview from 밑바닥부터 시작하는 비트코인
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밑바닥부터 시작하는 비트코인
368
>>> print(priv.wif(compressed=True, testnet=False))
KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgiuQJv1h8Ytr2S53a
연습문제
4.7
bytes
형 매개변수를 받아 리틀엔디언으로 읽어서 정수를 반환하는
little
_
endian
_
to
_
int
함
수를 작성하시오.
def little_endian_to_int(b):
'''little_endian_to_int takes byte sequence as a little-endian number.
Returns an integer’’’
return int.from_bytes(b, ‘little’)
연습문제
4.8
[연습문제
4
.
7
]의 역과정으로 정수를 매개변수로 받아 리틀엔디언으로
bytes
형 값을 반환하는
int
_
to
_
little
_
endian
함수를 작성하시오.
def int_to_little_endian(n, length):
'''int_to_little_endian takes an integer and returns the little-endian
byte sequence of length'''
return n.to_bytes(length, 'little')
연습문제
4.9
여러분만이 아는 긴 비밀키로 테스트넷 주소를 ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.