Technology:
SMART CONTRACT
,
NEST JS
more
Category:
Blockchain
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Skills Blog Posts
How to Build a Solana Sniper Bot
The Solana blockchain, known for its high throughput and low transaction costs, has become a prominent platform for blockchain app development. Among the various tools and bots built on Solana, the "sniper bot" stands out for its ability to automatically purchase tokens as soon as they become available. This is especially useful during token launches or other time-sensitive events.In this guide, we'll walk you through building a Solana sniper bot, with a particular focus on integrating it with Raydium DEX. You'll learn about the key components, technologies, and strategies involved in developing an efficient sniper bot.Understanding the BasicsA sniper bot on Solana is a tool that automatically buys tokens as soon as they become available on a decentralized exchange (DEX), such as Raydium, PumpFun, Jupiter, or Orca. To build a robust sniper bot, you need to understand Solana's ecosystem, including its RPC (Remote Procedure Call) API, smart contracts (also known as programs), and key technical components such as transactions and signatures.Before starting, ensure you have the following prerequisites:Development Environment: Set up Node.js, npm, and the Solana CLI.Solana Wallet: Create a wallet (using Phantom or Sollet, for instance).RPC Endpoint: Obtain access to a Solana RPC endpoint to interact with the blockchain.Basic Knowledge of JavaScript: We'll use JavaScript to write the bot.You may also like | How to Build a Grid Trading Bot | A Step-by-Step GuideStep 1: Setting Up the ProjectStart by creating a new Node.js project:mkdir solana-sniper-bot
cd solana-sniper-bot
npm init -y
Then, install the necessary packages:npm install @solana/web3.js axios dotenv
Step 2: Setting Up Environment VariablesCreate a .env file in the project root to store sensitive information, such as your private key and RPC endpoint:PRIVATE_KEY=your_private_key_here
SOL_RPC=https://api.mainnet-beta.solana.com
RAYDIUM_FEE_ACCOUNT=your_fee_account_here
Step 3: Creating the Listener for New PoolsCreate a listener that detects when new pools are added on Raydium:const { Connection, PublicKey } = require("@solana/web3.js");
const MAX_SIZE = 10000;
const seenTransactions = new Set();
class RaydiumPoolListener {
constructor() {
this.connection = new Connection(process.env.SOL_RPC, { commitment: "confirmed" });
this.listenToNewPools();
}
listenToNewPools() {
this.connection.onLogs(new PublicKey(process.env.RAYDIUM_FEE_ACCOUNT), async (txLogs) => {
if (seenTransactions.has(txLogs.signature)) return;
if (seenTransactions.size >= MAX_SIZE) {
[...seenTransactions].slice(0, 50).forEach((tx) => seenTransactions.delete(tx));
}
seenTransactions.add(txLogs.signature);
// Trigger swap function with the necessary parameters
swap(txLogs.tokenAmount, txLogs.tokenAddress, txLogs.poolId);
console.log("New pool detected, initiating swap...");
});
console.log("Listening for new liquidity pools...");
}
}
module.exports = new RaydiumPoolListener();
Also, Read | Understanding the Impact of AI Crypto Trading BotsStep 4: Integrating the Raydium SDKUse the Raydium SDK to execute swaps once liquidity is added to a pool:const { initSdk } = require('@raydium-io/raydium-sdk-v2');
const BN = require('bn.js');
const Decimal = require('decimal.js');
async function swap(amountOfSol, solAddress, poolId) {
const raydium = await initSdk();
const poolData = await raydium.api.fetchPoolById({ ids: [poolId] });
const poolInfo = poolData[0];
if (!poolInfo) throw new Error("Pool not found");
const rpcData = await raydium.liquidity.getRpcPoolInfo(poolId);
const [baseReserve, quoteReserve] = [rpcData.baseReserve, rpcData.quoteReserve];
const out = raydium.liquidity.computeAmountOut({
poolInfo,
amountIn: new BN(amountOfSol),
mintIn: solAddress,
slippage: 0.01,
});
const { execute } = await raydium.liquidity.swap({
poolInfo,
amountIn: new BN(amountOfSol),
amountOut: out.minAmountOut,
fixedSide: 'in',
inputMint: solAddress,
});
const { txId } = await execute({ sendAndConfirm: true });
console.log(`Swap successful! Transaction ID: https://explorer.solana.com/tx/${txId}`);
}
For further reference, explore the Raydium SDK V2 Demo.Step 5: Testing the BotBefore deploying your bot on the mainnet, it's crucial to test it thoroughly on Solana's devnet. Modify your .env file to use the devnet RPC endpoint:RPC_ENDPOINT=https://api.devnet.solana.com
Also, Explore | How To Create My Scalping Bot Using Node.jsStep 6: Deployment and SecurityOnce the bot is ready, deploy it to a secure server:Use a VPS to ensure the bot runs continuously with minimal downtime.Secure Your Private Key: Always use environment variables or a secure vault service to store sensitive information.ConclusionBuilding a Solana sniper bot involves a deep understanding of the Solana blockchain, smart contracts, and APIs. By following the steps outlined in this guide, you can create a sniper bot that executes trades automatically as soon as an asset becomes available, giving you a competitive edge during token launches or NFT drops.Thoroughly test your bot on the devnet before deploying on the mainnet, and ensure security measures are in place to protect your private keys. With ongoing monitoring and optimizations, your sniper bot can become a powerful asset in the world of blockchain trading.Interested in hiring crypto bot developers? Explore our talent pool to bring your projects to life.By refining this approach, you'll be ready to harness the power of Solana's ecosystem and take advantage of automated trading to succeed in the fast-paced world of blockchain.
Ankit Mishra
23 Aug 2024
How to Develop an NFT Game Like Zed Run | A Step-by-Step Guide
In the evolving world of blockchain technology, non-fungible tokens (NFTs) have opened new frontiers in digital ownership and gaming. Zed Run, a popular NFT-based horse racing game, stands as a prime example of how blockchain game development can transform gaming experiences with NFT development. This blog guide walks you through the steps to develop an NFT game like Zed Run, blending innovative game mechanics with blockchain technology to create a captivating and profitable experience.What is Zed Run?Zed Run is a digital horse racing game where players own, breed, and race digital horses represented as NFTs on the blockchain. Each horse has unique characteristics, influencing its performance in races and its value in the marketplace. Players earn rewards through racing and breeding, creating an ecosystem driven by digital asset ownership.Why Build an NFT Game Like Zed Run?Building an NFT game like Zed Run combines gaming excitement with NFTs' investment potential. Players engage deeply due to the ownership of in-game assets, while developers profit from initial sales, transaction fees, and secondary market activities.Also, Read | The Economics of Blockchain Gaming | Understanding TokenomicsDefining the Game MechanicsDetermine the Core Gameplay ElementsCharacters/Assets: Define the type of NFT assets (e.g., horses, cars, characters) and their unique traits.Gameplay: Establish how players will use these assets (racing, battling, trading).Rewards: Decide on the reward mechanisms (token rewards, exclusive NFTs, leaderboards).Choosing the Right BlockchainKey ConsiderationsScalability: Choose a blockchain that can efficiently handle a high volume of transactions.Transaction Costs: Opt for a blockchain with low transaction fees to ensure affordability for players.Interoperability: Consider how easily your game can integrate with other platforms and wallets.Popular Blockchains for NFTsEthereum: Widely used but can be costly due to gas fees.Polygon: Offers lower fees and is compatible with Ethereum.Binance Smart Chain (BSC): Provides a balance of low fees and strong performance.Flow: Designed specifically for games and digital assets.You may also like to explore | Blockchain Gaming Tournaments | The New Development in eSportsCore Functions of an NFT Game Like Zed RunYour game will require smart contracts to manage:Minting NFTs: Creating new NFTs with unique attributes.Transactions: Facilitating the buying, selling, and trading of NFTs.Rewards Distribution: Automating the distribution of rewards based on game outcomes.Best PracticesSecurity: Ensure your smart contracts are secure to prevent exploits.Efficiency: Write optimized code to minimize gas fees and improve performance.Transparency: Maintain transparency in your smart contract code to build trust with your player base.Also, Explore | Legal Considerations in Blockchain Gaming DevelopmentDesigning the GameUser Experience (UX)Create an intuitive and engaging UX that makes it easy for players to interact with your game and manage their NFTs. Focus on:Navigation: Simple, clear navigation to access game features.Interactions: Smooth interactions for buying, selling, and racing NFTs.- Feedback: Provide immediate feedback on player actions (e.g., race results, transaction confirmations).User Interface (UI)Develop an appealing UI that resonates with your target audience. Consider:Visuals: High-quality graphics and animations to enhance player immersion.Branding: Consistent branding elements to build a recognizable game identity.Also, Discover | How to Create a Simple Crypto Clicker GameGame MechanicsImplement game mechanics that align with your core gameplay. Ensure that:Attributes: NFTs have varying attributes that affect gameplay.Randomness: Introduce elements of chance to maintain excitement (e.g., race outcomes, rare traits).Integrating Blockchain with GameplayWallet IntegrationEnable players to connect their cryptocurrency wallets to interact with your game. Support popular wallets like MetaMask to provide a seamless experience.NFT Minting and ManagementDevelop systems for minting new NFTs and managing existing ones. Allow players to breed, upgrade, or customize their NFTs within the game.Marketplace IntegrationIntegrate a marketplace where players can buy, sell, and trade NFTs. Ensure that transactions are secure and transparent.Also, Read | DAOs in Gaming: A New Governance ModelTesting and DeploymentTestingConduct thorough testing to ensure your game is:Functional: All features work as intended without bugs.Secure: Smart contracts and blockchain interactions are secure.Scalable: The game can handle the expected number of users and transactions.DeploymentDeploy your smart contracts on the mainnet and launch your game. Ensure you have a robust support system to handle any issues that arise post-launch.Marketing and Community BuildingPre-Launch HypeBuild anticipation through teasers, beta tests, and early access programs before the launch. Engage with potential players on social media and blockchain forums.Community EngagementFoster a strong community by:Hosting Events: Regular in-game events, races, or tournaments.Offering Incentives: Rewards for active players, such as exclusive NFTs or tokens.Providing Support: Responsive customer support to address player concerns.PartnershipsPartner with other blockchain projects, influencers, or gaming communities to expand your reach.Also, Check | GameFi and Blockchain: The Future of Online GamingContinuous Development and UpdatesRegular UpdatesKeep your game fresh with regular updates, new features, and improvements based on player feedback. Introduce new NFT types, gameplay modes, or rewards to maintain player interest.Community FeedbackListen to your community and incorporate their feedback into the game. Engage with players to understand their needs and preferences.ConclusionCreating an NFT game like Zed Run involves a blend of innovative game design and robust blockchain integration. By following these steps, you can develop a captivating game that engages players and leverages the unique advantages of NFTs. Whether you aim to revolutionize digital horse racing or explore new gaming frontiers, the path to creating an NFT game offers exciting opportunities for creativity and growth.Ready to start your NFT game journey? At Oodles Blockchain, we specialize in building cutting-edge blockchain games and NFT platforms. Contact our blockchain game developers today to discuss your project and bring your gaming vision to life!
Technology:
SMART CONTRACT
,
XML
more
Category:
Blockchain
Mudit Kumar
08 Aug 2024
How to Create a Liquid Staking Pool
The world of decentralized finance (DeFi) has been revolutionized by innovations such as staking pools. Liquid staking pools, in particular, offer a unique way for users to stake their cryptocurrencies while retaining liquidity. In this blog post, we will explore what a liquid staking pool is, why it is beneficial, and how to create one. If you are looking for more information about DeFi, visit our DeFi development servicesWhat is Liquid Staking?Liquid staking allows users to stake their cryptocurrencies in a network to earn rewards while still having access to their staked assets. Unlike traditional staking, where assets are locked up for a period, liquid staking issues a derivative token representing the staked assets. We can trade this derivative token, use it in other DeFi protocols, or exchange it for my original staked assets and rewards.How to Create a Liquid Staking PoolCreating a liquid staking pool involves several steps, including setting up a smart contract, issuing derivative tokens, and integrating with DeFi protocols. Below, we'll walk through a simplified example using Solidity, the programming language for Ethereum smart contracts.You may also like | Crypto Staking Platform Development: A Step-by-Step GuideStep 1: Setting Up the Smart ContractFirst, you'll need to set up a smart contract to handle staking and issuing derivative tokens. Here's a basic example:// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
contract LiquidStakingPool is ERC20, Ownable {
ERC20 public stakedToken;
uint256 public totalStaked;
constructor(address _stakedToken) ERC20("Staked Token", "sTOKEN") {
stakedToken = ERC20(_stakedToken);
}
function stake(uint256 _amount) external {
require(_amount > 0, "Cannot stake 0 tokens");
stakedToken.transferFrom(msg.sender, address(this), _amount);
_mint(msg.sender, _amount);
totalStaked += _amount;
}
function unstake(uint256 _amount) external {
require(_amount > 0, "Cannot unstake 0 tokens");
require(balanceOf(msg.sender) >= _amount, "Insufficient balance");
_burn(msg.sender, _amount);
stakedToken.transfer(msg.sender, _amount);
totalStaked -= _amount;
}
}
In this example, the LiquidStakingPool contract allows users to stake an ERC20 token and receive a derivative token (sTOKEN). The stake function transfers the staked tokens to the contract and mints an equivalent amount of sTOKEN. The unstake function burns the sTOKEN and transfers the original staked tokens back to the user.Step 2: Issuing Derivative TokensThe derivative tokens (sTOKEN) represent the user's share in the staking pool. They can be used in various DeFi protocols for additional yield opportunities.Also, Explore | Exploring the Potential of Liquid Staking Derivatives (LSD)Step 3: Integrating with DeFi ProtocolsTo maximize the benefits of liquid staking, you can integrate your staking pool with other DeFi protocols. For example, you can create a liquidity pool on a decentralized exchange (DEX) for the derivative tokens or use them as collateral in lending platforms.Explore More | An Explainer to Liquidity Staking SolutionConclusionCreating a liquid staking pool can provide numerous benefits to users, including liquidity, flexibility, and compounding rewards. By following the steps outlined in this guide, you can create your own liquid staking pool and contribute to the growing DeFi ecosystem. If you are looking for more DeFi development services, connect with our blockchain developers for more information.
Technology:
MEAN
,
PYTHON
more
Category:
Blockchain
Mohd Yasar
28 Jun 2024
Deploy and Interact with Smart Contracts on TRON Using JavaScript
TRC-20 is a standard for smart contract development and fungible token development on the TRON blockchain. It is similar to Ethereum's ERC-20 standard but tailored for the TRON network. TRC-20 ensures that all tokens created on TRON can work seamlessly with various decentralized applications (dApps) and other smart contracts within the TRON ecosystemSetupDeploying a TRC-20 token on the TRON blockchain involves several steps, from setting up the development environment to writing, compiling, and deploying the smart contract. Here's a comprehensive guide to help you through the process.Install the following dependencies to set up your project:Hardhat: For project management and to compile the Solidity code, which then provides us with the ABI and bytecode necessary for contract deployment and interactionTronWeb: For interacting with the TRON blockchain and deploying our contract. It is also used to interact with the contract by creating its instance.OpenZeppelin Contracts: It provides secure and reliable smart contract libraries that follow industry best practices, and it simplifies the development process by offering well-tested, reusable components.dotenv: For managing environment variables securely, such as the private key, which is of utmost importance to be kept securely.You may also like | How to Transfer SOL and SPL Tokens Using AnchorTRC-20 TokenThis Solidity code defines a TRC-20 token smart contract for the TRON blockchain, following the ERC-20 standard. Named TRC20Token, it inherits from OpenZeppelin's ERC20 contract. The constructor accepts the token's name, symbol, and initial supply as parameters, setting these values and minting the total supply to the deployer's address with 18 decimal places. 18 decimal places are defined in the ERC-20 token standard.// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;
import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
contract TRC20Token is ERC20 {
constructor(
string memory name,
string memory symbol,
uint256 initialSupply
) ERC20(name, symbol) {
_mint(msg.sender, initialSupply * (10 ** uint256(decimals())));
}
}Also, Check | How to Develop Programmable Non-Fungible Tokens on SolanaDeployTo deploy a TRC-20 token smart contract on the TRON blockchain using TronWeb, we start by writing the smart contract in Solidity. After that, we use Hardhat to compile the contract, which generates the ABI (Application Binary Interface) and bytecode necessary for deployment. We run npx hardhat compile to get these compiled files. In our deployment script, we first set up TronWeb with the necessary full node, solidity node, event server, and private key for the TRON network.We then define the ABI and bytecode of our contract using the compiled artifacts. When deploying the contract, we pass the parameters for the token's name ('TRC20'), symbol ('TRC'), and initial supply (1,000,000 tokens). These parameters are specified in the parameters array of the deployment configuration. Additionally, we set other deployment options such as feeLimit, callValue, userFreePercentage and originalEnergyLimitTronWeb handles the deployment process and, once the contract is successfully deployed, provides the contract address. In our script, we retrieve both the hexadecimal address and the Base58Check address of the deployed contract. Finally, we console log these addresses to display the deployed token's address. This way, we can verify and interact with our deployed TRC-20 token on the TRON blockchain.require('dotenv').config();
const TronWeb = require('tronweb');
const artifacts = require('../artifacts/contracts/TRC20Token.sol/TRC20Token.json');
const fullNode = 'https://api.nileex.io';
const solidityNode = 'https://api.nileex.io';
const eventServer = 'https://api.nileex.io';
const privateKey = process.env.PRIVATEKEY;
const tronWeb = new TronWeb(fullNode, solidityNode, eventServer, privateKey);
const contractABI = artifacts.abi;
const contractBytecode = artifacts.bytecode;
async function deployContract() {
const contract = await tronWeb.contract().new({
abi: contractABI,
bytecode: contractBytecode,
feeLimit: 1000000000,
callValue: 0,
userFeePercentage: 30,
originEnergyLimit: 10000000,
parameters: ['TRC20', 'TRC', 1000000],
});
const hexAddress = contract.address;
const base58Address = tronWeb.address.fromHex(hexAddress);
console.log('Contract deployed at address:');
console.log('Hexadecimal: ', hexAddress);
console.log('Base58Check: ', base58Address);
}
deployContract()
.then(() => process.exit(0))
.catch((error) => {
console.error(error);
process.exit(1);
});
Also, Explore | Creating a Staking Smart Contract on Solana using AnchorInteracting with the ContractThe provided code shows how to interact with a TRC-20 token smart contract on the TRON blockchain using TronWeb. It begins by configuring TronWeb with the necessary settings for the Nile testnet, including full node, solidity node, event server, and a private key. The contract's ABI and address are used to create a contract instance. The getTokenDetails function then calls the smart contract methods to fetch the token's decimals, name, symbol, and total supply. These details are printed to the console, demonstrating how to retrieve and display essential information about a TRC-20 token deployed on the TRON network.When executed, the script logs the following values to the console:Decimals: 18Name: TRC20Symbol: TRCTotal Supply: 1000000000000000000000000This output shows that the token has 18 decimal places, is named "TRC20," has the symbol "TRC," and has a total supply of 1,000,000 tokens (accounting for the 18 decimal places). This script is useful for anyone needing to interact with and understand the properties of their TRC-20 token.require('dotenv').config();
const TronWeb = require('tronweb');
const artifacts = require('../artifacts/contracts/TRC20Token.sol/TRC20Token.json');
// TronWeb configuration for Nile testnet
const fullNode = 'https://api.nileex.io';
const solidityNode = 'https://api.nileex.io';
const eventServer = 'https://api.nileex.io';
const privateKey = process.env.PRIVATE_KEY;
const tronWeb = new TronWeb(fullNode, solidityNode, eventServer, privateKey);
const contractAddress = 'TQtBkgDaQUKrpt2aiYYaACpDGjigJkUTum';
async function getTokenDetails() {
try {
const contract = await tronWeb.contract().at(contractAddress);
const decimals = await contract.decimals().call();
const name = await contract.name().call();
const symbol = await contract.symbol().call();
const totalSupply = await contract.totalSupply().call();
console.log('Decimals:', decimals.toString());
console.log('Name:', name);
console.log('Symbol:', symbol);
console.log('Total Supply:', tronWeb.toBigNumber(totalSupply).toString());
} catch (error) {
console.error('Error fetching token details:', error);
}
}
getTokenDetails()
.then(() => process.exit(0))
.catch((error) => {
console.error(error);
process.exit(1);
});Also, Discover | How To Create My Scalping Bot Using Node.jsConclusionDeploying and interacting with a TRC-20 token on the TRON blockchain is a clear process. You can easily create and manage your token by setting up the right tools and writing a compliant smart contract. Using Hardhat to compile and TronWeb to deploy ensures your token works well within the TRON ecosystem. TronWeb also lets you interact with your deployed contract to retrieve important token details, simplifying management. Whether you are a developer or a business, the TRC-20 standard provides a reliable framework for token creation and management on TRON. Looking to build your project on the Tron Blockchain? Get started by connecting with our experienced blockchain developers.
Technology:
PYTHON
,
JAVA
more
Category:
Blockchain
Mudit Singh
26 Jun 2024
Top DePin Crypto Projects 2024
The exponential growth of data in the digital age necessitates robust infrastructure for storage, processing, and transmission. Traditionally, centralized cloud providers have dominated this domain. However, concerns regarding data privacy, security, and vendor lock-in propel a paradigm shift toward a more decentralized approach – Decentralized Infrastructure (DePin). Top DePin crypto projects leverage blockchain solutions to establish peer-to-peer networks that distribute data storage, compute power, and bandwidth across a network of individual users. This empowers individuals to contribute to the digital infrastructure by renting out underutilized resources and earning rewards and fosters a more robust, transparent, and secure ecosystem.Understanding the DePin Ecosystem: Core PrinciplesBefore delving into top DePin crypto projects, a firm grasp of the core principles underpinning DePin is essential:Blockchain TechnologyDePin crypto projects utilize blockchains as the bedrock for secure data storage, transparent transactions, and immutability of records. Smart contracts automate agreements and incentivize network participants.Distributed NetworksUnlike centralized models where data resides in a singular location, DePin distributes data across a network of individual nodes. This redundancy enhances security and fault tolerance.Proof-of-X MechanismsDePin protocols employ various consensus mechanisms such as Proof-of-Storage, Proof-of-Replication, or Proof-of-Coverage to ensure reliable service delivery. These mechanisms incentivize users to contribute storage space, computing power, or network coverage and verify the validity of data.TokenizationMany top DePin crypto projects utilize native tokens to facilitate transactions within the network. These tokens serve as rewards for users who contribute resources and can also be used to pay for storage, computing power, or bandwidth. You may also like | A Guide on Decentralized Physical Infrastructure (DePIN)Leading DePin Crypto Projects: Shaping the Future of InfrastructureThe DePin landscape is teeming with innovative projects tackling different aspects of digital infrastructure. Here's a closer look at some of the preeminent players:Filecoin (FIL)A trailblazer in decentralized storage, Filecoin offers a compelling alternative to cloud giants like Amazon S3. It utilizes a Proof-of-Replication consensus mechanism, ensuring data redundancy and security. Users who dedicate storage space to the network earn FIL tokens.Helium (HNT)This project caters specifically to the Internet of Things (IoT) realm. By deploying Helium hotspots, users contribute to a decentralized wireless network for IoT devices. The Proof-of-Coverage consensus mechanism verifies network coverage, and users are rewarded with HNT tokens for providing this critical service.Streamr (DATA)Streamr facilitates real-time data exchange between devices and applications in a decentralized manner. This fosters trust and transparency in data-intensive industries like finance and manufacturing. The DATA token incentivizes data providers and consumers to participate in the network. Also, Check | DDO Chain | For Secure and Scalable Blockchain SolutionsBeyond the Frontrunners: Exploring the DePin LandscapeThe DePin ecosystem extends far beyond these leaders. Here are some other noteworthy DePin crypto projects with unique value propositions:Storj (STORJ)Similar to Filecoin, Storj offers secure and affordable decentralized cloud storage. It leverages a global network of individual storage providers, ensuring data resiliency and competitive pricing.Arweave (AR)This protocol boasts permanent data storage capabilities, ideal for archiving historical data, medical records, or critical documents. AR tokens incentivize users to provide storage and ensure the long-term sustainability of the network.Theta Network (THETA)Theta Network focuses on building a decentralized video streaming platform. It leverages blockchain technology to optimize video delivery and content distribution, offering a fairer revenue model for content creators.Akash Network (AKT)This project aims to decentralize cloud computing by creating a marketplace for unused computing resources. Users can rent out their spare computing power and earn AKT tokens, while developers can access on-demand, scalable computing resources at competitive prices. Also, Check | The Future of Streaming is Decentralized Blockchain SolutionsInvesting in DePin: A Cautious ApproachThe DePin market is brimming with exciting possibilities. However, it's crucial to approach potential investments with a cautious mindset. Here are some key considerations:Project Goals and Use Cases: Thoroughly evaluate the project's long-term goals and its potential to address real-world needs. Does it offer a unique solution or simply replicate existing options?Technology Stack: Understand the underlying technology powering the project. Analyze its scalability potential and its ability to handle future growth in data volume and network complexity.Team and Community: Research the team's experience and expertise in blockchain technology and the specific domain the project addresses. A strong and engaged community is also a positive indicator of long-term viability.Token Economics: Decipher the token's role within the DePin protocol'sDePin holds immense potential to reshape the digital infrastructure landscape. By empowering individuals and fostering transparency, these top DePin crypto projects are paving the way for a more secure and user-centric future. If you have a similar project in mind and want to bring it into reality, connect with our blockchain developers to get started.
Technology:
SMART CONTRACT
,
TRON (TRX)
more
Category:
Blockchain
Mudit Kumar
21 Jun 2024
How to Deploy a TRC-20 Token on the TRON Blockchain
TRC-20 is a standard for creating and managing smart contracts and fungible tokens on the TRON blockchain. It is similar to Ethereum's ERC-20 standard but is designed specifically for the TRON network. TRC-20 ensures that all tokens created on TRON can work seamlessly with various decentralized applications (dApps) and other smart contracts and cryptocurrency development within the TRON ecosystem.Also, Check | Understanding Solana Token 2022 ProgramSetupDeploying a TRC-20 token on the TRON blockchain involves a series of well-defined steps to set up the development environment, write and compile the smart contract, and finally deploy it on the network. We began by installing Node.js and npm, essential tools for managing our project's dependencies. With these tools in place, we initialized a new Hardhat project, which provides a robust framework for developing, testing, and deploying smart contracts. Next, we installed several key dependencies: Hardhat for managing our project, TronWeb for interacting with the TRON blockchain, OpenZeppelin contracts for secure and standardized smart cTRC-20 Token on the TRON Blockchain contract templates, and dotenv for managing environment variables securely. With our environment ready, we wrote a TRC-20 token smart contract using Solidity, ensuring it adhered to the standards that make it compatible with the TRON ecosystem. This contract was then configured and compiled using Hardhat, making it ready for deployment. Before deploying, we set up a TronLink wallet and switched to the Shasta Testnet, where we obtained test TRX to cover the transaction fees. Finally, we created a deployment script using TronWeb, which allowed us to deploy our compiled smart contract onto the TRON network. By following these steps, we ensured a smooth and secure deployment process for our TRC-20 token.TRC-20 TokenThis Solidity code defines a smart contract for a TRC-20 token on the TRON blockchain, following the ERC-20 standard. The contract is named TRC20Token and inherits from OpenZeppelin's ERC20 contract. The token's name, symbol, and initial supply are set in the constructor, which is executed when the contract is deployed. The \_ mint function is called to create the specified number of tokens and assign them to the deployer's address. This ensures that the deployer starts with the full initial supply of tokens. The contract uses OpenZeppelin's implementation to ensure security and standardization, making interacting with other contracts and services on the blockchain easier. // SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;
import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
contract TRC20Token is ERC20 {
constructor( string memory name, string memory symbol, uint256 initialSupply ) ERC20(name, symbol)
{ _mint(msg.sender, initialSupply * (10 ** uint256(decimals()))); } }
DeployTo deploy a TRC-20 token smart contract on the TRON blockchain using TronWeb, you first need to write and compile the smart contract. The contract is written in Solidity, and you can use Hardhat to compile it, which generates the ABI (Application Binary Interface) and bytecode required for deployment. After writing your contract, run npx hardhat compile to obtain the ABI and bytecode. These compiled artifacts are then used in a deployment script with TronWeb, where you specify the contract's parameters and deploy it to the TRON network. TronWeb interacts with the TRON blockchain, handling the deployment process and providing the address of the deployed contract. require('dotenv').config();
const TronWeb = require('tronweb');
const artifacts = require('../artifacts/contracts/TRC20Token.sol/TRC20Token.json');
const fullNode = 'https://api.shasta.trongrid.io';
const solidityNode = 'https://api.shasta.trongrid.io';
const eventServer = 'https://api.shasta.trongrid.io';
const privateKey = process.env.PRIVATE_KEY;
const tronWeb = new TronWeb(fullNode, solidityNode, eventServer, privateKey);
const contractABI = artifacts.abi;
const contractBytecode = artifacts.bytecode;
async function deployContract() {
const contract = await tronWeb.contract().new({
abi: contractABI,
bytecode: contractBytecode,
feeLimit: 1000000000,
callValue: 0,
userFeePercentage: 30,
originEnergyLimit: 10000000,
parameters: ['TRC20', 'TRC', 1000000], });
console.log('Contract deployed at address:', contract.address); }
deployContract() .then(() => process.exit(0)) .catch((error) => { console.error(error); process.exit(1); })Check Out | How to Create and Deploy an ERC404 token contractConclusionDeploying a TRC-20 token on the TRON blockchain is a straightforward process when you follow the right steps. You can efficiently create and deploy your token by setting up a robust development environment, writing a compliant smart contract, and using tools like Hardhat and TronWeb. This blog guide provides a clear pathway to leverage the TRON network's capabilities, ensuring your token integrates seamlessly with various applications and services within the ecosystem. Whether you're a developer or a business, the TRC-20 standard offers a powerful framework for token creation and management on TRON. Contact our blockchain developers today for expert services.
Technology:
TRON (TRX)
,
ETHERJS
more
Category:
Blockchain
Mudit Singh
31 May 2024
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