whiterock

macOS Internals

Understand your Mac and iPhone more deeply by tracing the evolution of Mac OS X from prelease to Swift. John Siracusa delivers the details.

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58 bytes of CSS to look great nearly everywhere

When making this website, i wanted a simple, reasonable way to make it look good on most displays. Not counting any minimization techniques, the following 58 bytes worked well for me:

main {
  max-width: 38rem;
  padding: 2rem;
  margin: auto;
}

	# The code uses API providers from different networks to check the balance of wallets
	# whose mnemonic phrases have been determined to be valid. The results are written to a separate file.

	from tqdm import tqdm
	from web3 import Web3
	from eth_account import Account

	# Enable unaudited HD wallet features
	Account.enable_unaudited_hdwallet_features()

	def get_isin_from_cusip(cusip_str, country_code):
	"""
	>>> get_isin_from_cusip('037833100', 'US')
	'US0378331005'
	"""
	isin_to_digest = country_code + cusip_str.upper()

	get_numerical_code = lambda c: str(ord(c) - 55)
	encode_letters = lambda c: c if c.isdigit() else get_numerical_code(c)
	to_digest = ''.join(map(encode_letters, isin_to_digest))