New answers tagged dapps
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Uncaught TypeError: Cannot read properties of undefined (reading 'getInfo') at index2.js:20:20
The contract property you are refering to does not exists. But Contract does (capital c).
So change this:
mycontract = new web3.eth.contract(abi, contractAddress);
to:
mycontract = new web3.eth....
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How to Automate End to End Testing For Etherium Dapps With Metamask?
You can test Metamask interactions with Synpress, e.g check if you can connect with the metamask wallet from your DApp with the following test case:
describe('Test User Login', () => {
it('...
- 105
1
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How to call two function together in etherjs
i think you forget something after calling mint function
const response = await ContractWithSigner.safeMint()
response.wait(); // 👈 add this
console.log("response: ", response);
try ...
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How to generate Private key, public key and address
Best way to generate 12/24 words of seed phrase or Ethereum private and public address key Use this tool - Seed phrases Generator
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0
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Accepted
Next JS versus React. Which to use when for your Dapp?
Not every browser has metamask extension. By using next.js, when our code is taken and rendered on the server, on the next server we can reach out to the Ethereum network and do some initial calls ...
- 506
0
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How to connect a MetaMask account to a DApp in the MetaMask Application?
I've recently dealt with this, I also needed to make sure MM connects to the app on mobile, from the browser.
What you can do is:
detect if the user is accessing your dApp from a mobile device
in ...
0
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Connect MetaMask mobile app to React Native Dapp with DeepLinks
https://www.npmjs.com/package/@walletconnect/react-native-dapp
Use this npm module to connect dapp services.
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0
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Error import web3
Try using
const web3 = require("web3.js");
If you want to use the import statement you need to add a line in your package.json called "type": "module", learn more here.
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How to solve ''address.setMessage is not a function''?
The variable address is defined as a string, so it is not possible to use it to call a contract method.
It is likely the intention was to use RemixContract
RemixContract.methods.setMessage($("#...
- 29.1k
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