ERC-4337 Account Abstraction Local Environment Test
Setup AA Local Environment https://github.com/nhancv/pimlicolabs-mock-aa-environment Setup client Start client Results: Docs
Understand EVM Smart Contract CREATE address
Structure Example Deploy There are 2 ways for deployment: Normal CREATE and CREATE2 Create contract with Normal CREATE: Create from EOA contract. Create contract with CREATE2: Create a contract from…
Send Dogecoin (Testnet) transaction
Setup CometBFT PoS Ethereum Private Chain with Evmos on Docker
Check out this repo: https://github.com/nhancv/nchain.pos This repository contains the source code for the EVM implementation on the Evmos SDK. NOTE: All keys in this repository are public and for local use…
Setup IBFT 2.0 PoA Ethereum Private Chain with Besu on AWS Cloud via Terraform
Besu CLI: https://besu.hyperledger.org/private-networks/tutorials/ibft Besu API methods: https://besu.hyperledger.org/private-networks/reference/api Besu Plugin API: https://besu.hyperledger.org/private-networks/reference/plugin-api-interfaces Summary flow: Network configuration Hardware recommendation Calculate minimum DISK Size Growing Infrastructure as Code https://github.com/nhancv/nchain Demo
libp2p Error: Error [ERR_PACKAGE_PATH_NOT_EXPORTED]: No “exports” main defined in …
Use dynamic import instead. utils.ts Examples Import libp2p Stream
Ensuring Contract Callers Implement a Custom Interface in Solidity Using ERC165 without @openzeppelin
Context YourContract invokes a function in TargetContract. Only calls from the YourContract interface should be permitted. Impl
Proof of Authority (PoA) and Proof of Stake (PoS)
Proof of Authority (PoA) Proof of Stake (PoS) Use Cases for PoA and PoS When to Use PoA PoA is ideal for private or permissioned blockchains, where the entities are…
IBFT & IBFT2.0 & PoA
IBFT (Istanbul Byzantine Fault Tolerance) and IBFT 2.0 are both consensus protocols used in permissioned blockchains, primarily for ensuring transaction finality while supporting Byzantine fault tolerance. However, IBFT 2.0 is…
Full version sending BTC (bitcoin) transaction with BitcoinJS PSBT & BlockCypher. Support custom utxo for Ordinals Inscriptions
Support 4 address types: Native Segwit P2WPKH, Nested Segwit P2SH(P2WPKH), Legacy P2PKH, Taproot P2TR