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Crypto & Blockchain

All posts in the Crypto & Blockchain category

Proving Financial Status with Crypto - Is It Feasible?
July 7, 2025•4 min read•
Crypto & Blockchain

Proving Financial Status with Crypto - Is It Feasible?

Exploring the possibility of using crypto as financial proof for visas and golden visas. Analysis of challenges, risks, and prospects of using digital assets to prove financial status.

Using AI to Support Crypto Investing
March 29, 2024•4 min read•
Crypto & Blockchain+1

Using AI to Support Crypto Investing

A practical guide sharing 7 tips for using AI (like Claude.ai and ChatGPT) to better understand whitepapers and technical documents of blockchain projects. From requesting simple summaries, explain-like-I'm-a-kid explanations, clarifying questions, using examples, creating hypothetical scenarios, converting terminology, to comparing multiple sources - helping investors make smarter crypto investment decisions.

[Guest Post] Step into the Blockchain World: A Complete Guide to Building a dApp
January 15, 2024•9 min read•
Crypto & Blockchain+1

[Guest Post] Step into the Blockchain World: A Complete Guide to Building a dApp

A guest post from Hoang BA - a blockchain business analyst with over 2 years of experience in DEX, User Identity, and Token Swap projects. The author shares a comprehensive process for building decentralized applications (dApps) on blockchain, from technology selection, smart contract development to interface design and product deployment.

What is Bitcoin Domain (.btc)? How to Buy One?
December 15, 2023•3 min read•
Crypto & Blockchain

What is Bitcoin Domain (.btc)? How to Buy One?

Learn about Bitcoin Domain (.btc) and how to buy this domain

bitcoindomaincrypto+1
[Case Study] Earning Thousands of Dollars from Blockchain Grants
June 27, 2023•4 min read•
Crypto & Blockchain+1

[Case Study] Earning Thousands of Dollars from Blockchain Grants

Discover how to earn income from blockchain grant programs. This post explains what blockchain grants are, why blockchain projects need them, and shares real experience from someone who successfully participated in these programs. A practical guide for developers wanting to leverage opportunities in the cryptocurrency market.

Passive Income with Crypto Staking
June 19, 2023•5 min read•
Crypto & Blockchain+1

Passive Income with Crypto Staking

An overview of crypto staking - a method of earning passive income in the cryptocurrency market. I analyze how staking works, compare it to bank savings deposits, pros and cons, popular staking options like Ethereum and Solana, and choosing between centralized exchanges or decentralized staking.

How to Sell BRC20 Tokens on Unisat Exchange
March 9, 2023•2 min read•
Crypto & Blockchain+1

How to Sell BRC20 Tokens on Unisat Exchange

A detailed guide on how to list and sell BRC20 tokens on the Unisat.io exchange. I'll walk you through the two main steps: splitting your NFT into smaller parts to specify the amount of tokens to sell, and executing the transaction on the marketplace, with step-by-step screenshots.

What is Stacks? What is Bitcoin Layer 2?
February 27, 2023•5 min read•
Crypto & Blockchain+1

What is Stacks? What is Bitcoin Layer 2?

Introduction to Stacks - a Layer 2 solution for Bitcoin bringing smart contracts, NFTs, and decentralized applications without changing the original blockchain, plus how Proof of Transfer works.

What is Bitcoin Ordinals? How to Mint Bitcoin NFT?
February 16, 2023•3 min read•
Crypto & Blockchain+1

What is Bitcoin Ordinals? How to Mint Bitcoin NFT?

Detailed guide on Bitcoin Ordinals, how NFTs work on Bitcoin, and steps to mint NFTs on the Bitcoin blockchain using Taproot-supporting wallets.

Smart Contract Programming Course with Clarity on Stacks Blockchain
November 10, 2022•2 min read•
Crypto & Blockchain+1

Smart Contract Programming Course with Clarity on Stacks Blockchain

Introducing a smart contract programming course with the Clarity language on Stacks blockchain. The course includes chapters on Stacks blockchain overview, programming a donation smart contract, creating tokens and NFTs, and deploying smart contracts. Suitable for those wanting to learn about blockchain technology built on Bitcoin.

[Case Study] Traveling While Working - Earned $4250 in 80 Hours
September 30, 2022•5 min read•
Travel & Lifestyle+1

[Case Study] Traveling While Working - Earned $4250 in 80 Hours

Real experience of remote working combined with backpacker-style travel across Southeast Asia. This post shares details on utilizing dead time to work effectively, participating in blockchain competitions to earn extra income, and practical lessons on work-travel balance without an ideal work environment.

What to Read Before Investing in Crypto
March 27, 2022•5 min read•
Crypto & Blockchain+1

What to Read Before Investing in Crypto

A journey from crypto newbie to savvy investor through an insider's perspective. This post shares real experiences, success stories from famous founders, and valuable advice to help you avoid common mistakes when entering the cryptocurrency world.

Pretty Girl NFT for $8,000 Each
January 17, 2022•2 min read•
Crypto & Blockchain+1

Pretty Girl NFT for $8,000 Each

Sharing about the IreneDAO NFT phenomenon by Irene Zhao - from free minting to skyrocketing to 3 ETH (around $8,000) in just two days, plus lessons about the advantages of good looks and the potential of NFTs in the crypto market.

Axie and Coin98 Success
July 29, 2021•2 min read•
Crypto & Blockchain+1

Axie and Coin98 Success

A frank perspective on the success of Axie and Coin98 - two Vietnamese blockchain projects that raised millions of dollars and built extensive ecosystems. This article counters negative opinions and properly values these pioneers.

Is Crypto Investing a Real Profession?
March 22, 2021•2 min read•
Crypto & Blockchain+1

Is Crypto Investing a Real Profession?

An analysis of whether cryptocurrency investing can be considered a profession, comparing it to traditional investing and emphasizing the importance of knowledge about blockchain, coins, markets, and tech trends to succeed in this field.

GPT-3 Will Be the Most Important Invention Since Blockchain
September 15, 2020•3 min read•
Programming & Tech+1

GPT-3 Will Be the Most Important Invention Since Blockchain

This article introduces GPT-3, OpenAI's advanced language model, and its revolutionary potential. I analyze GPT-3's diverse capabilities like writing poetry, making music, programming, and designing, while comparing its influence to blockchain technology in shaping the future.

Blockstack - Watch Movies to Invest
August 24, 2020•6 min read•
Crypto & Blockchain+1

Blockstack - Watch Movies to Invest

Discovering the journey of investing in Blockstack from a personal perspective, from participating in the App Mining program to analyzing the technology and potential of the project. This post shares real experiences building DApps and deep insights about this blockchain platform.

[Case Study] Building a DApp for Saving Highlights More Conveniently
September 30, 2019•5 min read•
Crypto & Blockchain+1

[Case Study] Building a DApp for Saving Highlights More Conveniently

The journey of developing EmboldenIT - a blockchain app for storing and sharing highlights from web content. This post shares the process from idea to implementation, technical challenges building a DApp on Blockstack platform, and designing user experience with a Chrome extension to optimize saving important content.

Blockchain Electronic Invoice Solution Part 2: The MVP
December 4, 2018•4 min read•
Programming & Tech+1

Blockchain Electronic Invoice Solution Part 2: The MVP

This article presents the MVP of our blockchain-based electronic invoice solution in detail, including the workflow, two main applications (Admin App and Client App), implementation approach, and an actual demo with screenshots. This solution helps companies manage invoices more efficiently and transparently using blockchain technology.

Blockchain Electronic Invoice Solution Part 1
November 12, 2018•8 min read•
Programming & Tech+1

Blockchain Electronic Invoice Solution Part 1

This article analyzes the current situation and proposes a blockchain solution for the electronic invoice system in Vietnam. I present details about legal regulations, current implementation models, limitations of traditional systems, and propose a comprehensive solution using blockchain technology to address the issues.

No Money to Buy Bitcoin, What Should I Do?
December 28, 2017•4 min read•
Crypto & Blockchain+1

No Money to Buy Bitcoin, What Should I Do?

Sharing my perspective on Bitcoin and blockchain, based on books by Andreas M. Antonopoulos. I suggest that instead of just investing in cryptocurrency, those without much capital can learn blockchain programming to get into this field, as it's technology with the potential to change financial systems and governments in the future.