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Public Terraform source: https://github.com/nhancv/terraform.aws.public Best practice: https://docs.aws.amazon.com/whitepapers/latest/web-application-hosting-best-practices/an-aws-cloud-architecture-for-web-hosting.html I saw some mistakes of Full-stack developers about web hosting. To deliver better app should check some points: Make sure you optimize the…
STEPs S3 static website hosting bucket same domain name with direct mode Cloudfront using Origin domain of S3 website endpoint (NOT bucket name) + custom domain + custom SSL (via…
Getting started: https://solana.com/news/getting-started-with-solana-developmentDocs: https://docs.solana.comTerminology: https://docs.solana.com/terminologyCoin: SOLWallet: https://docs.solana.com/wallet-guide– App version: https://docs.solana.com/wallet-guide/apps– Web version: https://docs.solana.com/wallet-guide/web-wallets– Extension: https://phantom.app/– CLI: https://docs.solana.com/wallet-guide/cli Solana cluster explorers: http://explorer.solana.com/ http://solanabeach.io/ https://solscan.io/Token program (Token on Solana blockchain): https://spl.solana.com/tokenEnvironment setup…
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First, create a mintable token ERC20Mintable Create EIP712 multi-signature MultiSigEIP712 Create test scripts_truffle/eip712.js scripts_truffle/eip712ex.js test/MultiSigEIP712.test.js Start test Ganache-cli does not support eth_signTypedData_v4, you need hardhat instead https://hardhat.org/hardhat-network/ # Install hardhat nodenpm…
To get interface id, use Remember interfaceId = xor of all selectors (methods) name and param type, don’t care to return type For example: Return zero with empty interface Return…
If you are a smart contract developer, you will need to consider something about the contract: Clean: No unused code, nonsense comment, Well document: Comment to all functions Formatted: Reformat,…
I have some exp with this kind of topic “Dividend Token”. Just share some thoughts What is “Dividend Token”? You should search for more detail. =]] But you can go…
https://github.com/nhancv/pancake-swap-testnet#readme Preparing source Clone pancake-swap-core Clone pancake-swap-periphery Clone pancake-swap-interface-v1 Setup Install contract merger: https://www.npmjs.com/package/sol-merger Prepare PancakeFactory and PancakeRouter Deploy PancakeFactory and PancakeRouter Access: https://remix.ethereum.org/#optimize=false&runs=200&evmVersion=null&version=soljson-v0.5.16+commit.9c3226ce.js Deploy WBNB New File: WBNB.sol => Copy source from https://gist.github.com/nhancv/b0b35f16472e4998d0fd17b7a1e4f707 Compiler tab => Select compiler: v0.8.3+commit.8d00100c Deploy tab…
Config Server Install here: https://www.zabbix.com/download?zabbix=5.4&os_distribution=ubuntu&os_version=20.04_focal&db=postgresql&ws=nginx Config server: Config frontend web Restart server Setup Agent Access to vps agent -> Install zabbix-agent Public agent Restart agent Add host to Server Access…