This has moved to https://github.com/bitcoin/bitcoin/blob/master/doc/reduce-memory.md
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
pragma solidity ^0.6.4; | |
// We have to specify what version of compiler this code will compile with | |
contract Voting { | |
/* mapping field below is equivalent to an associative array or hash. | |
The key of the mapping is candidate name stored as type bytes32 and value is | |
an unsigned integer to store the vote count | |
*/ | |
mapping (bytes32 => uint256) public votesReceived; |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
user www-data; | |
worker_processes auto; | |
pid /run/nginx.pid; | |
events { | |
worker_connections 768; | |
} | |
http { | |
sendfile on; |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
pragma solidity ^0.4.19; | |
contract ERC20Basic { | |
string public constant name = "ERC20Basic"; | |
string public constant symbol = "BSC"; | |
uint8 public constant decimals = 18; | |
event Approval(address indexed tokenOwner, address indexed spender, uint tokens); |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
var data = "do shash'owania"; | |
var crypto = require('crypto'); | |
crypto.createHash('md5').update(data).digest("hex"); |
Here we create the master key. We want only Certify
capability: we use the master key only to create the subkeys, Sign - Encrypt - Authenticate
capabilities will be assigned to the subkeys.
Run the following command to start the master key generation process. Select the set your own capabilities
creation process (type 8
)
▶ gpg --full-generate-key --expert
gpg (GnuPG) 2.2.9; Copyright (C) 2018 Free Software Foundation, Inc.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
# ---------------------------------------------- | |
# hashcash.py: Hashcash implementation | |
# ---------------------------------------------- | |
""" | |
Hashcash is a "proof of work." | |
Example: | |
>>> import sha | |
>>> sha.new('denmark2890CF').hexdigest() '000000cf89643370c24e413ec0886ab92bd7f6e8' |
People
:bowtie: |
😄 :smile: |
😆 :laughing: |
---|---|---|
😊 :blush: |
😃 :smiley: |
:relaxed: |
😏 :smirk: |
😍 :heart_eyes: |
😘 :kissing_heart: |
😚 :kissing_closed_eyes: |
😳 :flushed: |
😌 :relieved: |
😆 :satisfied: |
😁 :grin: |
😉 :wink: |
😜 :stuck_out_tongue_winking_eye: |
😝 :stuck_out_tongue_closed_eyes: |
😀 :grinning: |
😗 :kissing: |
😙 :kissing_smiling_eyes: |
😛 :stuck_out_tongue: |