Μαθήματα προγραμματισμού Ethereum

️Alchemy • August 8, 2021 •10 λεπτά •External

This tutorial describes how to mint an NFT on the Ethereum blockchain using Web 3

solidity

nfts

How to Set Up Tellor as your Oracle

️Tellor • June 29, 2021 •1 λεπτά

A guide to get started with integrating the Tellor oracle into your protocol

Learn Foundational Ethereum Topics with SQL

️Paul Apivat • May 11, 2021 •5 λεπτά

This tutorial helps readers understand fundamental Ethereum concepts including transactions, blocks and gas by querying on-chain data with Structured Query Language (SQL).

Uniswap-v2 Contract Walk-Through

️Ori Pomerantz • May 1, 2021 •28 λεπτά

How does the Uniswap-v2 contract work? Why is it written that way?

uniswap

How to View Your NFT in Your Wallet (Part 3/3 of NFT Tutorial Series)

️Sumi Mudgil • April 22, 2021 •1 λεπτά

This tutorial describes how to view an existing an NFT on MetaMask!

How to Write & Deploy an NFT (Part 1/3 of NFT Tutorial Series)

️Sumi Mudgil • April 22, 2021 •8 λεπτά

This tutorial is Part 1 of a series on NFTs that will take you step by step on how to write and deploy a Non Fungible Token (ERC-721 token) smart contract using Ethereum and Inter Planetary File System (IPFS).

How to Mint an NFT (Part 2/3 of NFT Tutorial Series)

️Sumi Mudgil • April 22, 2021 •5 λεπτά

This tutorial describes how to mint an NFT on the Ethereum blockchain using our smart contract and Web3.

Sending Tokens Using ethers.js

️Kim YongJun • April 6, 2021 •1 λεπτά

Beginner friendly guide to sending tokens using ethers.js.

ethers.js

erc-20

tokens

Vyper ERC-721 Contract Walkthrough

️Ori Pomerantz • April 1, 2021 •8 λεπτά

Ryuya Nakamura's ERC-721 contract and how it works

vyper

erc-721

python

Hello World Smart Contract for Beginners

️elanh • March 31, 2021 •7 λεπτά

Introductory tutorial on writing and deploying a simple smart contract on Ethereum.

ERC-20 Contract Walk-Through

️Ori Pomerantz • March 9, 2021 •12 λεπτά

What is in the OpenZeppelin ERC-20 contract and why is it there?

erc-20

Testing simple smart contract with Waffle library

️Ewa Kowalska • February 26, 2021 •3 λεπτά

Tutorial for beginners

Monitoring Geth with InfluxDB and Grafana

️Mario Havel • January 13, 2021 •3 λεπτά

clients

geth

nodes

Create and deploy a DeFi App

️strykerin • December 31, 2020 •5 λεπτά

Deposit ERC20 tokens to the smart contract and mint Farm Tokens

Using WebSockets

️Elan Halpern • December 1, 2020 •3 λεπτά

Guide to using WebSockets and Alchemy to make JSON-RPC requests and subscribe to events.

Waffle: Dynamic mocking and testing contract calls

️Daniel Izdebski • November 14, 2020 •3 λεπτά

Advanced Waffle tutorial for using dynamic mocking and testing contract calls

Sending Transactions Using Web3

️Elan Halpern • November 4, 2020 •6 λεπτά

This is a beginner friendly guide to sending Ethereum transactions using web3. There are three main steps in order to send a transaction to the Ethereum blockchain: create, sign, and broadcast. We’ll go through all three.

transactions

web3.js

alchemy

Getting Started with Ethereum Development

️Elan Halpern • October 30, 2020 •3 λεπτά

This is a beginners guide to getting started with Ethereum development. We’ll take you from spinning up an API endpoint, to making a command line request, to writing your first web3 script! No blockchain development experience necessary!

Waffle say hello world tutorial with hardhat and ethers

basic

️MiZiet • October 16, 2020 •1 λεπτά

Make your first Waffle project with hardhat and ethers.js

Testing ERC-20 tokens with Waffle

️Vladislav Starostenko • October 16, 2020 •3 λεπτά

Learn how test Solidity smart contracts and use smart contract matchers with Waffle.

A Python developer's introduction to Ethereum, part 1

️Marc Garreau • September 8, 2020 •7 λεπτά

An introduction to Ethereum development, especially useful for those with knowledge of the Python programming language

A guide to smart contract security tools

️Trailofbits • September 7, 2020 •3 λεπτά

An overview of three different testing and program analysis techniques

smart contracts

security

Smart contract security checklist

️Trailofbits • September 7, 2020 •2 λεπτά

A suggested workflow for writing secure smart contracts

smart contracts

security

Smart contract security guidelines

️Trailofbits • September 6, 2020 •3 λεπτά

A checklist of security guidelines to consider when building your dapp

smart contracts

security

The Graph: Fixing Web3 data querying

️Markus Waas • September 6, 2020 •4 λεπτά

Blockchain is like a database but without SQL. All the data is there, but no way to access it. Let me show you how to fix this with The Graph and GraphQL.

Token integration checklist

️Trailofbits • August 13, 2020 •3 λεπτά

A checklist of things to consider when interacting with tokens

Downsizing contracts to fight the contract size limit

️Markus Waas • June 26, 2020 •4 λεπτά

What can you do to prevent your smart contracts from getting too large?

How to run a light node with Geth

️Brian Gu • June 14, 2020 •5 λεπτά

How to download, install and run Geth. Covering syncmodes, the Javascript console, and more

clients

geth

nodes

How to use Slither to find smart contract bugs

advanced

️Trailofbits • June 9, 2020 •5 λεπτά

How to use Slither to automatically find bugs in smart contracts

Solidity and Truffle continuous integration setup

️Markus Waas • June 5, 2020 •2 λεπτά

How to setup Travis or Circle CI for Truffle testing along with useful plugins

continuous integration

ganache

How to turn your Raspberry Pi 4 into a node just by flashing the MicroSD card

️EthereumOnArm • May 7, 2020 •5 λεπτά

Flash your Raspberry Pi 4, plug in an ethernet cable, connect the SSD disk and power up the device to turn the Raspberry Pi 4 into a full Ethereum 1.0 node or an Ethereum 2.0 node (beacon chain / validator)

clients

eth2

nodes

How to mock Solidity smart contracts for testing