Blockchain
A View on the EVM
A deep dive into the Ethereum Virtual Machine (EVM) architecture, exploring how it executes smart contracts and manages state in the Ethereum network.
Blockchain
28 articles.
Blockchain
Check-Effect-Interaction (CEI) Pattern in Solidity
Learn how the Check-Effect-Interaction (CEI) pattern prevents reentrancy attacks in Solidity by ordering state updates before external calls.
Blockchain
DAGs and Merkle Trees in Blockchain
A technical comparison of Directed Acyclic Graphs (DAGs) and Merkle Trees. Understand their roles in data integrity and blockchain scalability.
Blockchain
ERC-4337 Authentication
Understand ERC-4337 account abstraction and session keys, and how delegated permissions improve security and usability for Ethereum dApps.
Blockchain
EVM - Ethereum Virtual Machine
Understanding the core engine of Ethereum. This article explores the EVM stack, memory, and storage models that power decentralized applications.
Blockchain
Free Memory Pointer (FMP) in the EVM
Understand the Free Memory Pointer (FMP) in the EVM: how Solidity allocates memory at 0x40, updates the pointer, and expands dynamic structures safely.
Blockchain
gRPC versus libp2p
A technical comparison of gRPC and libp2p architectures: client-server versus peer-to-peer, node symmetry, dynamic roles, and the go-libp2p host package.
Blockchain
How to Code a Binary Search Tree in Golang
Learn how to implement a binary search tree in Go with a Node struct, recursive insertion and inorder traversal, plus notes on imbalance and self-balancing trees.
Blockchain
How to Code a Hash Table in Golang
Build a hash table in Golang from scratch: hashing functions, collision handling through separate chaining, resizing strategies, and Go built-in maps.
Blockchain
How to Code a Linked List in Golang
A step-by-step guide to coding a generic linked list in Golang, covering singly and doubly linked lists, node pointers, and Append and Prepend operations.
Blockchain
How to Code a Queue in Golang
Code a generic queue in Golang using slices and structs. This FIFO implementation covers Enqueue, Dequeue, Peek, and IsEmpty operations step by step.
Blockchain
How to Code a Stack in Golang
Code a generic LIFO stack in Golang using slices and structs. This implementation covers Push, Pop, Peek, and IsEmpty operations with clear examples.
Blockchain
Interfaces in Golang
Understand interfaces in Golang: built-in, external, and custom types, structural typing, polymorphism, and how to implement the error interface with a custom type.
Blockchain
Precompiles & stateful precompiles in EVM-based blockchains
A technical look at precompiles in EVM-based blockchains: their fixed addresses, gas costs, and the cryptographic primitives they expose to Solidity.
Blockchain
Raft Consensus Protocol
An in-depth look at the Raft consensus algorithm. Learn how it manages replicated logs and ensures consistency in distributed systems.
Blockchain
Stack Too Deep Error in Solidity
Fix the stack too deep error in Solidity. Learn why the EVM runs out of stack slots and how scoped variables, helper functions, and structs reduce local variables.
Blockchain
The Byzantine Generals Problem
Exploring Byzantine Fault Tolerance (BFT) in distributed systems. Learn how blockchains reach consensus even when some participants act maliciously.
Blockchain
The Ethereum Zero Address & Token Burning
Explore the Ethereum zero address and how ERC-20 token burning works: unspendable by design, transparent on-chain, and verifiable through supply reduction.
Blockchain
Uniswap V2 Math Explained
Understand the math behind Uniswap V2: the x * y = k constant product formula, liquidity pool reserves, and how swap amounts are calculated.
Blockchain
Upgradeable Smart Contracts
Learn how upgradeable smart contracts work in Solidity using the proxy pattern, including the Transparent Proxy and UUPS standards for secure upgrades.
Blockchain
Using Bitmaps
Learn how the OpenZeppelin BitMaps library packs booleans into uint256 words, cutting storage slots and gas costs in Solidity airdrop and voting contracts.
Blockchain
What are BLS Signatures?
Explore BLS (Boneh-Lynn-Shacham) signatures: elliptic curve pairings, deterministic keys, and signature aggregation for Ethereum validators and ERC-4337.
Blockchain
What are Pointers and Pointer Receivers in Golang?
Understand pointers and pointer receivers in Go: memory addresses, reference passing, and when to use pointer methods to mutate structs without copying values.
Blockchain
What is a Nonce in ERC-4337?
How the nonce works inside ERC-4337 UserOperations: it guarantees ordering, ensures uniqueness, and prevents replay attacks in account abstraction.
Blockchain
What Is a Paymaster
A guide to ERC-4337 paymasters: how they sponsor gas, pay fees in ERC-20 tokens, and validate UserOperations through the EntryPoint contract.
Blockchain
What is Avalanche Blockchain Consensus Protocol
Explore the Avalanche consensus protocol: repeated random subsampling, metastability, and how nodes reach fast agreement with high throughput and low latency.
Blockchain
What is Bazel?
An introduction to Bazel, the Google build system for fast, incremental, and reproducible builds across large polyglot monorepos.
Blockchain
What is ERC-6900?
How ERC-6900 standardizes modular smart accounts through a plugin architecture inspired by the Diamond Proxy, with separate storage and validation hooks.