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

👋 Sign in for the ability to sort posts by relevant, latest, or top.
Smart Contract de una colección de NFTs

Smart Contract de una colección de NFTs

9
Comments 3
1 min read
NFT images generator with Javascript Nodejs (800,000 cryptopunks)

NFT images generator with Javascript Nodejs (800,000 cryptopunks)

97
Comments 21
5 min read
How to create a smart contract to receive payments

How to create a smart contract to receive payments

61
Comments 15
3 min read
TezID - the Identity Oracle for Tezos

TezID - the Identity Oracle for Tezos

20
Comments
4 min read
WazirX clone script - 5 steps to build a crypto exchange like WazirX

WazirX clone script - 5 steps to build a crypto exchange like WazirX

9
Comments 5
10 min read
DEBUG CODE - A Developer Blogging Website

DEBUG CODE - A Developer Blogging Website

3
Comments
1 min read
NFT images generator using Python Jupyter Notebook

NFT images generator using Python Jupyter Notebook

49
Comments 87
3 min read
Newbie Tutorial to Smart Contract in Solidity

Newbie Tutorial to Smart Contract in Solidity

6
Comments
3 min read
The New Creator Economy - DAOs, Community Ownership, and Cryptoeconomics

The New Creator Economy - DAOs, Community Ownership, and Cryptoeconomics

306
Comments 10
12 min read
Decentralized Security From a Centralized Database

Decentralized Security From a Centralized Database

5
Comments
4 min read
A call for developers to contribute to cryptocurrency project

A call for developers to contribute to cryptocurrency project

2
Comments
2 min read
How to communicate with the cardano node on a remote host

How to communicate with the cardano node on a remote host

9
Comments 3
3 min read
Upload files to the blockchain (Part 1)

Upload files to the blockchain (Part 1)

12
Comments 7
7 min read
Why is chia-blockchain trending on Github?

Why is chia-blockchain trending on Github?

19
Comments 10
1 min read
Step by Step Guide to NFTS creation and sale for beginners using OpenSea

Step by Step Guide to NFTS creation and sale for beginners using OpenSea

26
Comments 3
3 min read
The Game Developers Guide to NFTs

The Game Developers Guide to NFTs

8
Comments 2
8 min read
Real Time React Fun on the Blockchain

Real Time React Fun on the Blockchain

5
Comments
4 min read
Deploy Ethereum network on AWS

Deploy Ethereum network on AWS

44
Comments 5
7 min read
A developers' journey through the Celo India Fellowship '21

A developers' journey through the Celo India Fellowship '21

5
Comments
2 min read
Types Of Blockchain Consensus

Types Of Blockchain Consensus

16
Comments
6 min read
GitNFTs: Autograph and sell your GitHub commits as NFTs ✨

GitNFTs: Autograph and sell your GitHub commits as NFTs ✨

9
Comments
1 min read
Intro to Blockchain with ArcGIS JSAPI

Intro to Blockchain with ArcGIS JSAPI

2
Comments
7 min read
Chainlink Keepers, cómo programarlos

Chainlink Keepers, cómo programarlos

4
Comments 3
2 min read
How immutable data can benefit your data-driven application.

How immutable data can benefit your data-driven application.

15
Comments
2 min read
Cryptography and Ciphers explained

Cryptography and Ciphers explained

6
Comments
4 min read
Types of Blockchain

Types of Blockchain

6
Comments
3 min read
Store your files securley in decentralized cloud storage

Store your files securley in decentralized cloud storage

24
Comments
3 min read
Swap / Intercambiar tokens desde Solidity

Swap / Intercambiar tokens desde Solidity

11
Comments
2 min read
How to Automate Your Smart Contract Executions Using Gelato🍦

How to Automate Your Smart Contract Executions Using Gelato🍦

6
Comments
4 min read
Learn Blockchain Development and get PAID per Task

Learn Blockchain Development and get PAID per Task

23
Comments
2 min read
Blockchain - The Bigger Picture

Blockchain - The Bigger Picture

4
Comments 1
2 min read
Introduction To Blockchain As A Train

Introduction To Blockchain As A Train

15
Comments 2
6 min read
How to Deploy Smart Contracts on Polygon (Matic) Network? How to Handle Different Errors?

How to Deploy Smart Contracts on Polygon (Matic) Network? How to Handle Different Errors?

23
Comments 5
3 min read
Smart Contracts on the MultiversX (Elrond) blockchain

Smart Contracts on the MultiversX (Elrond) blockchain

8
Comments
5 min read
How to Build a Full Stack NFT Marketplace - V2 (2022)

How to Build a Full Stack NFT Marketplace - V2 (2022)

646
Comments 348
22 min read
What are NFTs and what will their evolution be?

What are NFTs and what will their evolution be?

5
Comments
6 min read
Cómo Lanzar Tokens Colecionables en el Blockchain [ ERC-1155 ]

Cómo Lanzar Tokens Colecionables en el Blockchain [ ERC-1155 ]

9
Comments 5
2 min read
How to monitor your Ethereum Node in under 5m

How to monitor your Ethereum Node in under 5m

7
Comments
20 min read
Mining Monero using Github Actions ⛏️

Mining Monero using Github Actions ⛏️

14
Comments
2 min read
All About Cryptocurrencies for absolute beginners

All About Cryptocurrencies for absolute beginners

8
Comments 2
3 min read
REAL-TIME bitcoin price in javascript

REAL-TIME bitcoin price in javascript

9
Comments
2 min read
Automated Dapps Scrapping with Selenium and Metamask

Automated Dapps Scrapping with Selenium and Metamask

51
Comments 24
3 min read
Hola mundo! En Optimism [ Optimistic Rollups ]

Hola mundo! En Optimism [ Optimistic Rollups ]

4
Comments
2 min read
Swapping Tokens on MetaMask

Swapping Tokens on MetaMask

39
Comments 3
3 min read
Solidity Guide: Behind the Scenes of PUBLIC and EXTERNAL Visibility of Solidity

Solidity Guide: Behind the Scenes of PUBLIC and EXTERNAL Visibility of Solidity

11
Comments 3
1 min read
Solidity Security: The Significance of CHECK-EFFECTS-INTERACTION Pattern in Smart Contracts

Solidity Security: The Significance of CHECK-EFFECTS-INTERACTION Pattern in Smart Contracts

14
Comments
2 min read
How I Made My Own BNB Payment Gateway with PHP?

How I Made My Own BNB Payment Gateway with PHP?

8
Comments 1
2 min read
Learning Bitcoin Part -1

Learning Bitcoin Part -1

3
Comments
3 min read
What is Decentralization in Blockchain?

What is Decentralization in Blockchain?

2
Comments
2 min read
The billion user table - A Review

The billion user table - A Review

6
Comments
2 min read
Blockchain-Based Medical Records Storage.

Blockchain-Based Medical Records Storage.

19
Comments 2
29 min read
A Guide to Ethereum Ecosystem Using MetaMask

A Guide to Ethereum Ecosystem Using MetaMask

49
Comments 2
4 min read
IPFS or HTTP

IPFS or HTTP

6
Comments
2 min read
Study Notes on Ethereum Virtual Machine (EVM) - The Basics

Study Notes on Ethereum Virtual Machine (EVM) - The Basics

7
Comments
6 min read
Itheum WhitePaper

Itheum WhitePaper

240
Comments 3
93 min read
BLOCKCHAIN ON AWS

BLOCKCHAIN ON AWS

44
Comments 4
6 min read
"Hola mundo!" en Web3.js [Blockchain]

"Hola mundo!" en Web3.js [Blockchain]

7
Comments
3 min read
Developing Blockchain App – #1 Create Smart Contract

Developing Blockchain App – #1 Create Smart Contract

3
Comments
9 min read
The 23 € Symbol Node

The 23 € Symbol Node

3
Comments 2
9 min read
An introduction to cryptography in distributed ledger technology

An introduction to cryptography in distributed ledger technology

107
Comments 7
4 min read
loading...