Resources

Glossary

All things DeFi and dev in plain English. Our glossary breaks down complex terms and concepts into relatable language, making it easier for you to grasp the essentials of decentralized finance.
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EIPs/ERCs

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EIPs/ERCs

63 / 64 Gas Rule (Solidity Code Example)
Address
Bytecode
Chainlink Price Oracle (Solidity Code Example)
Compiler
Constant Product AMM (Solidity Code Example)
Constant Sum AMM (Solidity Code Example)
Constants (Vyper Code Example)
Constructor (Vyper Code Example)
Create New Contract (Vyper Code Example)
Cryptocurrency Wallet
Cryptography
Curve Add and Remove Liquidity (Vyper Code Example)
Curve Swap (Vyper Code Example)
DAI Proxy Examples (Solidity Code Example)
Data structures in Solidity and Vyper
Data Types - References (Vyper Code Example)
Data Types - Values (Vyper Code Example)
Debug with Print (Vyper Code Example)
Decentralized App (dApp)
Decentralized Autonomous Organization (DAO)
Decentralized Finance (DeFi)
Default Function (Vyper Code Example)
Delegate Call (Vyper Code Example)
Discrete Staking Rewards (Solidity Code Example)
Dynamic Arrays (Vyper Code Example)
Echidna Fuzz Testing (Solidity Code Example)
EIP-1559
ERC-3675
ERC-4337
Error (Vyper Code Example)
Event (Vyper Code Example)
EVM Memory Layout (Solidity Code Example)
EVM Storage (Solidity Code Example)
For Loop (Vyper Code Example)
Foundry Authorization (Solidity Code Example)
Foundry Basic (Solidity Code Example)
Foundry Error (Solidity Code Example)
Foundry Event (Solidity Code Example)
Foundry Label (Solidity Code Example)
Foundry Mock Call (Solidity Code Example)
Foundry Send (Solidity Code Example)
Foundry Sign (Solidity Code Example)
Foundry Time (Solidity Code Example)
Function (Vyper Code Example)
Gas
Hash Function (Vyper Code Example)
Hello World (Vyper Code Example)
Hiding Malicious Code with External Contract Hack (Solidity Code Example)
Honeypot Hack (Solidity Code Example)
If Else Conditional Statement (Vyper Code Example)
Immutable (Vyper Code Example)
Imports (Vyper Code Example)
Interface (Vyper Code Example)
Internal and External Functions (Vyper Code Example)
Keccak256
Linear Interpolation (Vyper Code Example)
Memory
Modules (Vyper Code Example)
Multi-Sig Wallet (Vyper Code Example)
Nonce
Oracle
Payable (Vyper Code Example)
Phishing with tx.origin Hack (Solidity Code Example)
Private and Public State Variables (Vyper Code Example)
Private Key
Protocol
Public Key
Raw Call (Vyper Code Example)
Re-entrancy Hack (Solidity Code Example)
Rebase Token (Vyper Code Example)
Reentrancy Lock (Vyper Code Example)
Self Destruct (Vyper Code Example)
Self Destruct Hack (Solidity Code Example)
Send Ether (Vyper Code Example)
Signature
Signature Replay Hack (Solidity Code Example)
Smart Contract Metadata
Source of Randomness Hack (Solidity Code Example)
Stable Swap AMM (Solidity Code Example)
Staking Rewards (Solidity Code Example)
Syntax
Transaction
Turing-complete
Uniswap V2 Add Remove Liquidity (Solidity Code Example)
Uniswap V2 Flash Swap (Solidity Code Example)
Uniswap V2 Optimal One Sided Supply (Solidity Code Example)
Uniswap V2 Swap (Solidity Code Example)
Uniswap V3 Flash Loan (Solidity Code Example)
Uniswap V3 Flash Swap Arbitrage (Solidity Code Example)
Uniswap V3 Liquidity (Solidity Code Examples)
Uniswap V3 Swaps (Solidity Code Examples)
Unsafe Math (Vyper Code Example)
Variable
Vault Contract (Solidity Code Example)
Vault Inflation Hack (Solidity Code Example)
Verify Signature (Vyper Code Example)
View and Pure Functions (Vyper Code Example)
WETH Permit Hack (Solidity Code Example)
Wrapped Token
63 / 64 Gas Rule (Solidity Code Example)
ABI Decode (Solidity Code Example)
ABI Encode (Solidity Code Example)
AMM
Accessing Private Data Hack (Solidity Code Example)
Address
Arithmetic Overflow and Underflow Hack (Solidity Code Example)
Array (Solidity Code Example)
Arrays
Assembly Binary Exponentiation (Solidity Code Example)
Assembly Conditional Statements (Solidity Code Example)
Assembly Error (Solidity Code Example)
Assembly Loop (Solidity Code Example)
Assembly Math (Solidity Code Example)
Assembly Variable (Solidity Code Example)
Bi-Directional Payment Channel (Solidity Code Example)
Bitwise Operators (Solidity Code Example)
Block Timestamp Manipulation Hack (Solidity Code Example)
Blockchain
Bypass Contract Size Check Hack (Solidity Code Example)
Bytecode
Call (Solidity Code Example)
Calldata
Calling Other Contract (Solidity Code Example)
Calling Parent Contracts (Solidity Code Example)
Chainlink Price Oracle (Solidity Code Example)
Compiler
Consensus Algorithm
Constant Product AMM (Solidity Code Example)
Constant Sum AMM (Solidity Code Example)
Constants (Solidity Code Example)
Constants (Vyper Code Example)
Constructor (Solidity Code Example)
Constructor (Vyper Code Example)
Contract that Creates other Contracts (Solidity Code Example)
Create New Contract (Vyper Code Example)
Crowd Fund (Solidity Code Example)
Cryptocurrency
Cryptocurrency Wallet
Cryptographic Verification
Cryptography
Curve Add and Remove Liquidity (Vyper Code Example)
Curve Swap (Vyper Code Example)
DAI Proxy Examples (Solidity Code Example)
Data Locations - Storage, Memory and Calldata (Solidity Code Example)
Data Types - References (Vyper Code Example)
Data Types - Values (Vyper Code Example)
Data structures in Solidity and Vyper
Debug with Print (Vyper Code Example)
Decentralized App (dApp)
Decentralized Autonomous Organization (DAO)
Decentralized Finance (DeFi)
Default Function (Vyper Code Example)
Delegate Call (Vyper Code Example)
Delegatecall (Solidity Code Example)
Delegatecall Hack (Solidity Code Example)
Denial of Service Hack (Solidity Code Example)
Deploy Any Contract (Solidity Code Example)
Deploy Different Contracts at the Same Address Hack (Solidity Code Example)
Discrete Staking Rewards (Solidity Code Example)
Dutch Auction (Solidity Code Example)
Dynamic Arrays (Vyper Code Example)
EIP-1559
ERC-1155 (Solidity Code Example)
ERC-20
ERC-20 (Solidity Code Example)
ERC-3675
ERC-4337
ERC-721
ERC-721 (Solidity Code Example)
EVM Memory Layout (Solidity Code Example)
EVM Storage (Solidity Code Example)
Echidna Fuzz Testing (Solidity Code Example)
English Auction (Solidity Code Example)
Enum (Solidity Code Example)
Error (Solidity Code Example)
Error (Vyper Code Example)
Ether Wallet (Solidity Code Example)
Ether and Wei (Solidity Code Example)
Ethereum Virtual Machine (EVM)
Event (Vyper Code Example)
Events (Solidity Code Example)
Events Advanced (Solidity Code Example)
Fallback (Solidity Code Example)
Flash Loan
For Loop (Vyper Code Example)
For and While Loop (Solidity Code Example)
Foundry Authorization (Solidity Code Example)
Foundry Basic (Solidity Code Example)
Foundry Error (Solidity Code Example)
Foundry Event (Solidity Code Example)
Foundry Label (Solidity Code Example)
Foundry Mock Call (Solidity Code Example)
Foundry Send (Solidity Code Example)
Foundry Sign (Solidity Code Example)
Foundry Time (Solidity Code Example)
Front Running Hack (Solidity Code Example)
Function (Solidity Code Example)
Function (Vyper Code Example)
Function Modifier (Solidity Code Example)