Published inWeb3 SurfersCosmos Dev Series: Cosmos-SDK-based Blockchain UpgradeIn this article, we are going to talk about how Cosmos-SDK-based blockchain can be upgraded on the fly with minimum downtime called…Jul 4, 20222Jul 4, 20222
Hashicorp Plugin System Design and ImplementationWhen we are using Hashicorp products, we can find that there’s always a plugin system that users can develop for their own and enables them…Mar 5, 2022Mar 5, 2022
Modeling the Internet from the scratch: Link-layer, LAN, Switchimplement each layer in software and understand how each layer works with other organically. The main concern of the link-layer is toOct 31, 2020Oct 31, 2020
Published inDecipher Media ｜디사이퍼 미디어HoneyBadgerBFT Protocol김주형(zeroFruit) Seoul Nat’l Univ. Blockchain Academy Decipher(@decipher-media) Reviewed by김성재(김성재), 부현식(부현식)Dec 16, 2019Dec 16, 2019
Published inCoinmonksDelegateCall: Calling Another Contract Function in SolidityIn this post, we’re going to see how we can call another contract function. And we talk about more deeply about delegatecallSep 1, 201913Sep 1, 201913
Software Design from point of dependency Part1 — AbstractionWe’ve all learned object oriented programming to keep our system being from monster. In object oriented programming, we always talk about…Aug 18, 2019Aug 18, 2019
Diffie-Hellman Key ExchangeAnd Diffie-Hellman key exchange algorithm enables exchange private keys over a public channel. So it can solves following dilemma.Feb 17, 20191Feb 17, 20191
What is AES? — Step by StepIn this post, we are going to find out what is AES, how its algorithm works. And in the last section using python AES modules we are going…Feb 13, 20192Feb 13, 20192
Published inDE-labtoryCreate New SmartContract Programming Language with Go — Parser PartThis is the third post about project which creates new Smart Contract programming language with go. In the previous post, we’ve introduced…Jan 30, 2019Jan 30, 2019
Published inteamNexters새로운 Smart Contract 프로그래밍 언어 만들기 — Parser저번 포스트에서는 Lexer에 대해서 살펴보았습니다. Lexer에서는 텍스트를 한 글자 한 글자씩 읽어 token을 만들어줍니다. 그런데 이렇게 만들어진 token들을 컴퓨터가 이해할 수 있는 언어로 바꾸기 전에 한 가지 더 해야할 일이 있는데요…Jan 20, 20191Jan 20, 20191
Published inDE-labtoryCreate New SmartContract Language with Go — Lexer partThis is the second post about project which creates new smart contract language with go. In the last post, introduced about project…Jan 13, 2019Jan 13, 2019
Published inteamNexterskoa팀 — 개발자 주간 미션 2안녕하세요. koa팀에 김주형입니다. 저번 주에는 koa 프로젝트를 시작하게 된 계기와 컨셉 그리고 블록체인 & UX에 대해 적어보았는데요. 이번 주도 그냥 미션만 달랑 쓰기에는 또 좀 그래서 이번에는 지난 포스트에서 보여드렸던 koa…Jan 11, 2019Jan 11, 2019
Published inDE-labtoryCreate New SmartContract Language with Go — New Project Motivation, ConceptThis post is about why we started to create new programming language for smart contract (with go).Jan 6, 2019Jan 6, 2019
Published inteamNexterskoa팀— 개발자 주간 미션 1안녕하세요. koa팀 PM으로 이번 14기 활동을 하게된 김주형입니다. 주간 미션만 달랑 쓰기가 좀 그렇기도 하고해서 먼저 koa팀 프로젝트에 대해서 간단히 설명해보려고 합니다. 아이디어 투표 때 1등을해서 ‘오… 다들 여기에 관심이 많구나’…Jan 5, 2019Jan 5, 2019
