https://github.com/tansudasli/ethereum-sandbox

Ethereum core concepts
https://github.com/tansudasli/ethereum-sandbox

dapps ethereum mocha-tests smart-contracts solidity

Last synced: 9 days ago
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Ethereum core concepts

• Host: GitHub
• URL: https://github.com/tansudasli/ethereum-sandbox
• Owner: tansudasli
• Created: 2019-10-20T13:19:05.000Z (about 5 years ago)
• Default Branch: master
• Last Pushed: 2023-01-24T00:44:09.000Z (almost 2 years ago)
• Last Synced: 2024-10-12T13:46:42.117Z (25 days ago)
• Topics: dapps, ethereum, mocha-tests, smart-contracts, solidity
• Language: JavaScript
• Size: 464 KB
• Stars: 0
• Watchers: 2
• Forks: 0
• Open Issues: 12
• Metadata Files:
  • Readme: README.md

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README

        
# ethereum-sandbox

- basic-smart-contract: 

## How to start

to **start quickly**,

- Copy-Paste Inbox.sol content into [Remix IDE](remix.ethereum.org) which covers,

   - Free Accounts w/ ETHER, 

   - IDE, 

   - Testing and 

   - Ethereum VM inside.

- Select *Rinkeby Test Network* . Which comes predefined accounts loaded w/ ETHER.

to **start on your local** and **write tests** and manually create Ethereum projects, 

You need: other things, below. **basic-smart-contract** project was created like below.

- `npm init` to initialize manually package.json

- `npm install --save [email protected]` solidity compiler

- `npm i -save mocha` for testing contracts

- `npm i -save web3` for web3 framework to do things w/ ethereum

- `npm i --save ganache-cli` for ganache local ethereum vm

to **deploy Rinkeby Test Network**

1. Initialize *MetaMask* account in chrome browser. Save your Mnemonic!

2. To get free Ether into your MetaMask account, [use this url](https://faucet.rinkeby.io/) 

3. Create an account on infura.io to connect specific node on Rinkeby network.

    - create a project.

    - copy endpoint of Rinkeby !! Not main network :)

4. Need truffle-hdwallet-provider this time. `npm i --save @truffle/hdwallet-provider`

5. Run `node deploy.js`, then get deployed address

6. Search that address in `https://rinkeby.etherscan.io/` or

in `remix.ethereum.org`, change Environment to `injected Web3`. Then At Address, enter deployed address to interact w/ deployed contract

to **start on your local** and easily create Ethereum projects, You need:

- install **ganache-cli** for _local Ethereum VM_ `npm install -g ganache-cli`.

    - Run `ganache-cli` to open server on 127.0.0.1:8545 !

- install **truffle** for easy development `npm install truffle -g`