adidshaft johnsoncarl
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johnsoncarl
/ PostRequest.cs
Created
February 21, 2022 17:51
Minting Gaming assets on Polygon using Onecdot APIs
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| //PostRequest.cs | |
| using System.Collections; | |
| using UnityEngine; | |
| using UnityEngine.UI; | |
| using UnityEngine.Networking; | |
| using System.Collections.Generic; | |
| [System.Serializable] | |
| public class Metadata |
johnsoncarl
/ index.html
Created
September 13, 2021 17:39
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| <!doctype html> | |
| <html lang="en"> | |
| <head prefix="og: http://ogp.me/ns#"> | |
| <meta charset="utf-8"> | |
| <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> | |
| <title>Open Graph protocol examples</title> | |
| <meta name="description" content="Example HTML documents marked up with Open Graph protocol."> | |
| <meta property="og:image" content="https://www.rd.com/wp-content/uploads/2020/01/GettyImages-454238885-scaled.jpg" /> | |
| </head> | |
| <body itemscope itemtype="http://schema.org/WebPage"> |
johnsoncarl
/ simpleContract.sol
Last active
April 2, 2020 17:16
(01) of Day 15 blog of 20 days blog series
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| pragma solidity >=0.4.0 <0.7.0; | |
| contract SimpleStorage { | |
| uint storedData; | |
| constructor() public{ | |
| storedData = 1; | |
| } | |
| function set(uint x) public { |
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| import "./SimpleDAO.sol"; | |
| contract attacker{ | |
| SimpleDAO DAO = new SimpleDAO(); // address of already deployed DAO contract | |
| address a = address(DAO); | |
| function() public payable{ | |
| if(flag) DAO.withdraw(DAO.retbalance()); |
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| contract attacker{ | |
| bool public flag=false; | |
| function change() public{ | |
| if(!flag) flag=true; | |
| else flag=false; | |
| } | |
| function() external payable { | |
| if(flag) revert(); |
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| contract Test { | |
| bool flag; | |
| address[] listAddresses; | |
| constructor() public{ | |
| flag = true; | |
| } | |
| function ifillArray() public { |
johnsoncarl
/ token.yaml
Created
June 24, 2019 17:42
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| deployer: "0xCA35b7d915458EF540aDe6068dFe2F44E8fa733c" | |
| sender: ["0xCA35b7d915458EF540aDe6068dFe2F44E8fa733c" , "0x4B0897b0513fdC7C541B6d9D7E929C4e5364D2dB", "0x14723A09ACff6D2A60DcdF7aA4AFf308FDDC160C", "0x7dEeD780f2b458Df07136526EcA77417CB87aFEB", "0x79696a2ade1f4ecc12fd9e449e0b86b066629d27"] | |
| psender: "0xCA35b7d915458EF540aDe6068dFe2F44E8fa733c" | |
| balanceAddr: 42 | |
| balanceContract: 123 |
johnsoncarl
/ token.sol
Last active
June 24, 2019 17:35
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| contract SafeMath { | |
| function safeAdd(uint a, uint b) public pure returns (uint c) { | |
| c = a + b; | |
| require(c >= a); | |
| } | |
| function safeSub(uint a, uint b) public pure returns (uint c) { | |
| require(b <= a); | |
| c = a - b; | |
| } | |
| function safeMul(uint a, uint b) public pure returns (uint c) { |
johnsoncarl
/ echidna_uncheckedsSend.sol
Created
May 26, 2019 16:18
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| contract attacker{ | |
| bool public flag=false; | |
| function change() public{ | |
| if(!flag) flag=true; | |
| else flag=false; | |
| } | |
| function() external payable { | |
| if(flag) revert(); |
johnsoncarl
/ uncheckedsSend.sol
Created
May 25, 2019 06:46
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| pragma solidity>=0.4.24; | |
| contract vulnerable{ | |
| uint256 defaultAmount = 1 ether; | |
| address payable public nominee ; | |
| mapping (address => uint256) balance; | |
| uint256 _amount; | |
| function() external payable{ | |