DEV Community

Blockchain

A decentralized, distributed, and oftentimes public, digital ledger consisting of records called blocks that are used to record transactions across many computers so that any involved block cannot be altered retroactively, without the alteration of all subsequent blocks.

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
How to make a Bitcoin transaction with Python

How to make a Bitcoin transaction with Python

24
Comments 2
2 min read
O que Ă© Blockchain? Para que serve e como funciona?

O que Ă© Blockchain? Para que serve e como funciona?

2
Comments
5 min read
Understanding Diamonds on Ethereum

Understanding Diamonds on Ethereum

69
Comments 3
5 min read
Short, sharp Solidity: pure vs view vs call

Short, sharp Solidity: pure vs view vs call

3
Comments
3 min read
How To Display Smart Contract Voting Results On UI

How To Display Smart Contract Voting Results On UI

22
Comments 3
3 min read
The hitchhiker’s guide to Ethereum

The hitchhiker’s guide to Ethereum

5
Comments 5
1 min read
Building a decentralized web is hard. Who's in?

Building a decentralized web is hard. Who's in?

101
Comments 16
3 min read
Understanding SHA256

Understanding SHA256

4
Comments
4 min read
Ethereum Blockchain Development

Ethereum Blockchain Development

2
Comments
2 min read
Hack the Hackathon (Part I)

Hack the Hackathon (Part I)

3
Comments
5 min read
How to Implement Voting Functionality: From Backend to UI

How to Implement Voting Functionality: From Backend to UI

14
Comments
4 min read
7 ways how blockchain can help the education industry 01:09

7 ways how blockchain can help the education industry

29
Comments 1
4 min read
How to Run Hyperledger Fabric on Azure

How to Run Hyperledger Fabric on Azure

6
Comments
7 min read
Blockchain in 6 minutes

Blockchain in 6 minutes

73
Comments 7
6 min read
Web3 and Business Requirements in the 21st Century

Web3 and Business Requirements in the 21st Century

2
Comments
1 min read
Let's Understand the bitcoin by trying to hack them

Let's Understand the bitcoin by trying to hack them

7
Comments 2
5 min read
Blockchain, blockchain, blockchain... What's this all about?

Blockchain, blockchain, blockchain... What's this all about?

5
Comments 2
6 min read
Extending Fabric 2 Test Network

Extending Fabric 2 Test Network

8
Comments 6
6 min read
How can we connect our smart contract to a UI

How can we connect our smart contract to a UI

6
Comments
3 min read
How To: Deploy Smart Contracts on the Energi Blockchain

How To: Deploy Smart Contracts on the Energi Blockchain

14
Comments
5 min read
Achieve safe AI through incentivized emergence

Achieve safe AI through incentivized emergence

3
Comments
1 min read
First hackathon, first winner project

First hackathon, first winner project

6
Comments
7 min read
Why Does Privacy Matter?

Why Does Privacy Matter?

51
Comments 10
2 min read
NuID: Trustless Authentication Using Zero-Knowledge Proofs on the Blockchain

NuID: Trustless Authentication Using Zero-Knowledge Proofs on the Blockchain

16
Comments
4 min read
Blockchain development using Ethereum, Web3.js, Solidity Smart Contracts [Part 1]

Blockchain development using Ethereum, Web3.js, Solidity Smart Contracts [Part 1]

9
Comments 1
6 min read
Mine Pi - Young cryptocurrency like Bitcoin - Blockchain for beginners

Mine Pi - Young cryptocurrency like Bitcoin - Blockchain for beginners

53
Comments 23
5 min read
How To Implement A Voting Smart Contract

How To Implement A Voting Smart Contract

30
Comments
3 min read
The Nodejs Update War (module 'n' ?!)

The Nodejs Update War (module 'n' ?!)

3
Comments 2
4 min read
How Bitcoin Works

How Bitcoin Works

7
Comments
7 min read
Your favourite blockchain projects as a programmer

Your favourite blockchain projects as a programmer

3
Comments
1 min read
How to fetch and nicely update data from Ethereum with React and SWR

How to fetch and nicely update data from Ethereum with React and SWR

17
Comments 1
9 min read
Ethereum: Explained in the easiest way possible

Ethereum: Explained in the easiest way possible

8
Comments
2 min read
Blockchain: Explained in easiest way possible

Blockchain: Explained in easiest way possible

31
Comments 1
3 min read
Mind Jam Hackathon for students interested in Entrepreneurship

Mind Jam Hackathon for students interested in Entrepreneurship

5
Comments
1 min read
HOW to create Dogecoin Crypto Wallet

HOW to create Dogecoin Crypto Wallet

3
Comments
4 min read
Emerging technology trends in 2020

Emerging technology trends in 2020

3
Comments
9 min read
Evolving ethereum smart contracts in production without dataloss

Evolving ethereum smart contracts in production without dataloss

9
Comments 1
6 min read
My First eBook

My First eBook

4
Comments 2
1 min read
From Zero to Blockchain in Python - Part 1

From Zero to Blockchain in Python - Part 1

7
Comments
6 min read
How To's How to build a cryptocurrency business

How To's How to build a cryptocurrency business

9
Comments 4
6 min read
Persist data to the Ethereum blockchain using Python, Truffle and Ganache

Persist data to the Ethereum blockchain using Python, Truffle and Ganache

12
Comments
5 min read
showdev: Dokolio - Private Markdown Presentations on Blockchain

showdev: Dokolio - Private Markdown Presentations on Blockchain

4
Comments
1 min read
OctoGrad2020 - Blockchain Based E-Voting System

OctoGrad2020 - Blockchain Based E-Voting System

6
Comments 1
2 min read
Petizio - a blockchain-based petition platform

Petizio - a blockchain-based petition platform

5
Comments
4 min read
Y Messenger: a Decentralized Blockchain-based* Communication Tool

Y Messenger: a Decentralized Blockchain-based* Communication Tool

6
Comments
4 min read
Deploy a Smart Contract on Ethereum with Python, Truffle and web3py

Deploy a Smart Contract on Ethereum with Python, Truffle and web3py

20
Comments
4 min read
Play2Earn - a gamer’s dream come true?

Play2Earn - a gamer’s dream come true?

2
Comments
2 min read
Learn How to Create a Passion Economy Platform on Blockchain

Learn How to Create a Passion Economy Platform on Blockchain

32
Comments 3
6 min read
What I learned from finishing Udacity's four-month Blockchain nanodegree in one month

What I learned from finishing Udacity's four-month Blockchain nanodegree in one month

2
Comments
2 min read
My first 'real' blog post, the Decentralized web

My first 'real' blog post, the Decentralized web

6
Comments 3
1 min read
Libonomy Blockchain

Libonomy Blockchain

2
Comments
1 min read
Arrancando Motores con IPFS: Primeros Pasos

Arrancando Motores con IPFS: Primeros Pasos

2
Comments
4 min read
How do you think block-chain will change software?

How do you think block-chain will change software?

10
Comments 2
1 min read
Getting Data from Cosmos Hub using Node JS

Getting Data from Cosmos Hub using Node JS

9
Comments
3 min read
Vue.js demo app for trading emojis

Vue.js demo app for trading emojis

4
Comments
1 min read
Easily send cryptocurrency with JavaScript!

Easily send cryptocurrency with JavaScript!

8
Comments 2
3 min read
Array and Map in Solidity

Array and Map in Solidity

13
Comments
5 min read
Introduce Blockchain API of Cosmos SDK

Introduce Blockchain API of Cosmos SDK

4
Comments
4 min read
Binance Chain Dev Series: Part I - How to set up a Binance chain node

Binance Chain Dev Series: Part I - How to set up a Binance chain node

10
Comments
2 min read
Starting A Blockchain Insurance Platform

Starting A Blockchain Insurance Platform

3
Comments
1 min read
loading...