A Guide on How to Start and Common Bugs you can Find, All in 13 Quick Parts — Introduction Blockchain technology is changing the game for businesses in every industry, and smart contracts are a key piece of that puzzle. Smart contracts ensure trust between parties by eliminating third-party intermediaries, helping to lower costs while also increasing transparency. If you’re writing a smart contract, it’s critical that you audit…

Background An integer is a whole number, so it has no fractional parts. Integers can be either positive or negative. There are many different ranges of integers that may be used in programming languages, but Solidity uses the 256-bit unsigned integer range. …

What are Crypto Trading Indicators? You will hear a lot about indicators when you start trading cryptocurrencies. You will probably see the word several times in this article alone. But what are indicators? Indicators are mathematical calculations, based on a trading instrument’s price and/or volume. They are used to try to predict future price movements. …

What is Margin Trading? Margin trading is essentially borrowing money to trade with. In a traditional spot trade on a crypto exchange, you deposit money into your account, and then use that money to buy or sell an asset. …

A re-entrancy vulnerability takes advantage of a function that calls an external, untrusted contract multiple times. A re-entrancy vulnerability takes advantage of a function that calls an external, untrusted contract multiple times. Let’s look at a simplified example: mapping (address=>uint) balances; function deposit() public payable { balances[msg.sender] += msg.value; } In this code, the attacker can repeatedly call the deposit function to withdraw more Ether than…

What is Market Making A market maker is a person or institution that continuously offers to buy and sell a security or other financial asset at a publicly quoted price. Market makers do this by providing liquidity to the marketplace, reducing the costs of trading, and increasing the speed of trading. …

TL;DR Liquidity is the proportion of how effectively you can change over a resource into cash or another resource. You might have some Rare Art or Bored Ape NFTs in your backpack, yet assuming you’re distant from everyone else on a far off island, observing a buyer will be troublesome. Then…