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The logo of Flow Blockchain on the left and the icon of blockchain transaction on the right

[Accounts and Transactions in Flow] Introduction to Cadence Programming Language

AccountsAccount in Flow. Source Flow Blockchain youtube channelIn Flow, each account has two areas: Contract areas: where stores smart contract code and interface. Unlike the Ethereum blockchain, where smart contracts are deployed to separate accounts, many smart contracts could be stored in one account and even deployed simultaneously on

  • Nguyen Thu Hieu
  • Nguyen Minh Tuan
Nguyen Thu Hieu, Nguyen Minh Tuan Jan 5, 2023 • 6 min read
Andre Cronje is on the right. The text ve(3,3) and elements implying blockchain are on the left.
DeFi

What is ve(3,3) - the latest DeFi project caused Fantom to take off?

ve(3,3) combines ve and (3,3). But more than that, Ve(3,3) hopes to pass them and solve the problem of token distribution and management of DeFi applications.

  • Nguyen Minh Tuan
Nguyen Minh Tuan Dec 21, 2022 • 7 min read
Multiple blockchain blocks and text "SBT - Soulbound Token"

Introduction to Soulbound Token

Soulbound token is considered a non-transferable form of NFT. Once owned by the wallet, it will forever be associated with that wallet.

  • Dao Ngoc Ban
Dao Ngoc Ban Dec 9, 2022 • 3 min read
The logo of Synthetix above a DeFi platform and a chain of blocks implying blockchain
DeFi

Introduction of Synthetix

As the first-mover in the synthetic assets space, Synthetix has established a reputation as a reliable protocol for decentralizing derivating trading.

  • Nguyen Thu Hieu
  • Nguyen Minh Tuan
Nguyen Thu Hieu, Nguyen Minh Tuan Nov 23, 2022 • 7 min read
A network of blockchain and the logo of Covalent

Introduction of Covalent

Covalent has developed a decentralized blockchain data infrastructure that allows users to access blockchain data from nearly 40 supported blockchains through a general API. In this article, we will dig deep into Covalent and find out what makes it different in the marketplace.

  • Thao Bay Mau
  • Darwin
Thao Bay Mau, Darwin Nov 15, 2022 • 7 min read
The data analytics connection with the logo of CoinMarketCap, CoinDesk and LunarCrush
Data Analysis

Crypto Analysis Websites - Companions in your Crypto Investing Journey

Entering the crypto market is not easy and requires keeping updated with market trends. Thus, finding reputable websites that provide trustworthy and up-to-date information will be necessary.

  • Nguyen Hoang Quan
  • Vegeta IV
Nguyen Hoang Quan, Vegeta IV Nov 11, 2022 • 5 min read
A blockchain platform with a magnifying glass calculating the price of tokens
Data Analysis

Introduction to Token Price APIs

There are many ways to get the price of a token, each with its own pros and cons. Depending on the circumstances and requirements of the job, you can choose a suitable API.

  • Vegeta IV
Vegeta IV Nov 1, 2022 • 6 min read
A decentralized application system and the logo of ReactJ
Front-end

Building a Front-end Decentralized Application with ReactJS

React is a JavaScript library for building user interfaces. In this writing, I will walk you through how to build a simple front-end decentralized application.

  • Nguyen Luu Hoang Minh
Nguyen Luu Hoang Minh Oct 26, 2022 • 7 min read
A laptop screen with the security icon and the logo of Tornado Cash
Security

Tornado Cash - A Fully Decentralized Protocol for Private Transactions on Ethereum

For the security of some types of data, such as salary payments, rent, etc., Tornado Cash (TORN) has provided a mixer that mixes all the transactions to cut the connection between the receiver and the sender.

  • Tan Phan
Tan Phan Oct 18, 2022 • 4 min read
A smartphone screen with multiple products on the e-commerce platforms and the text "PWA"

Progressive Web App (PWA): Future of the e-commerce industry

A few years ago, Progressive Web App (PWA) was considered the "revolution" in the technology world, especially e-commerce, by providing a strong mix of traditional websites and native mobile apps, serving all devices with a single solution.

  • Pham Tuan Long
Pham Tuan Long Oct 12, 2022 • 7 min read
A smartphone and blocks that implies for the identity ecosystem.
Security

Verifiable Credentials (VCs)

Verifiable Credentials, a new terminology proposed by W3C, is one of the main building blocks of the Self-sovereign Identity Ecosystem. This article will provide an explanation of its definition and mechanism.

  • HuyMQ
HuyMQ Oct 5, 2022 • 5 min read
Multiple elements that imply for the Blockchain and the text "ETL"

ETL on Typical Blockchain

The introduction to Blockchain ETL produced a high-level overview of what ETL is, why ETL is needed on Blockchain and the Blockchain ETL architecture. In this post, I'm going to dig deep into ETL on some typical blockchain networks such as Bitcoin and Ethereum. Besides that, I'll present some public

  • Gnum
Gnum Sep 28, 2022 • 7 min read
Various elements that implies the blockchain and Rollups Technology
Security

Introduction to ZK-Rollups

Zk-rollup is a rollup-based technology that has gone viral in the blockchain world. It helps the system optimize security and reduce costs and transaction time by manipulating and compression at layer2. What are ZK-Rollups?Zero Knowledge Proofs operation. Source: miro.mediumAbout Zero-Knowledge proof: the method by which one party (the

  • Dao Ngoc Ban
Dao Ngoc Ban Sep 22, 2022 • 6 min read
A set of blockchain infrastructure and the a line of text Rollups
Security

An Overview of Rollups Technology

Rollup technology has gradually become popular in the blockchain with its application. To be more specific, it helps the system optimize security and reduce transaction costs by performing manipulation and compression at layer2.

  • Dao Ngoc Ban
Dao Ngoc Ban Sep 14, 2022 • 5 min read
The picture with multiple elements that implies the blockchain infrastructure and the logo of NEST protocol
Data Analysis

NEST - A Bleeding Edge Oracle For The Blockchain Network

NEST is a stochastic computer that enables the generation and programming of stochastic assets. It provides the blockchain world with a whole new range of development tools and assets.

  • BrtXa
  • Borsalino
BrtXa, Borsalino Sep 7, 2022 • 11 min read
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