Ethereum

Why It’s Difficult to Receive Payments via Ethereum Smart Contracts

CodeChain Address Formats

In today’s post, let’s discuss CodeChain’s address format. There exist two…

Modified Merkle Patricia Trie — How Ethereum saves a state

Leaving aside the network part, we could say that Ethereum is a state machine where transactions modify states on the Ethereum network. A state can be expressed as a key-value pair. Although there are several ways of representing…

CodeChain Seminar Week 2

Continued from last week, KodeBox hosted its second technical seminar on May 30th. There was word out there that the first week’s contents were extremely informative. Of course, anyone can participate in next week’s seminar by signing up on the spot. Similarly from last week, there…

Managing Ethereum Private Keys

As you develop services that take advantage of Ethereum, you will most likely encounter private keys encoded in various ways. In this article, let’s discuss each encoding methods, and how to use those methods and what libraries are available for each method.

Idioms of Solidity Smart Contract Programming

Solidity is a new and highly experimental programming language for writing Ethereum-flavoured smart contracts. When Solidity first came out, nobody likely knew how to write smart contracts. One could learn the syntax and semantics of the language…

EVM STATICCALL opcode

The Byzantium hardfork added a new opcode called STATICCALL to EVM. In this post, we will take a look at this new opcode and explain in detail the problem it addresses to solve.

What is it?