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Questions tagged [alchemy]

Alchemy is a research project from Adobe Systems that allows for the compilation of C and C++ code to AVM2 bytecode, so that it can be run on Flash Player or Adobe AIR. This is accomplished by an initial compilation to LLVM bytecode as an intermediate step.

Alchemy is a research project from Adobe Systems that allows for the compilation of C and C++ code to AVM2 bytecode, so that it can be run on Flash Player or Adobe AIR. This is accomplished by an initial compilation to LLVM bytecode as an intermediate step.

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"socket.io" connection returns 404 when trying to access from localhost, integrated with node.js and react web frontend

I've managed to make this connection in a normal setup but when I'm trying to do this in a Classs-based way I'm getting a 404 error from the socket connection. Can anyone help me to understand what I'm doing wrong here? The goal here is to make a…
MDIPANJAN
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How to send a value when calling a contract function to then transfer a portion of it?

I've checked almost every question going around, trying different things, but I keep getting an error when estimating gas when Metamask pops up. My goal is to be able to call a mint function that requires the address calling to send a specific…
Rohac
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After one successful request, alchemy api give time out error for next 2.5 minutes

const provider = new Provider(process.env[pv_key] , https://alchemy_Polygon_api_key); const web3 = new Web3(provider); const networkId = await web3.eth.net.getId(); const myContract = new web3.eth.Contract( abi, …
Blockchain Kid
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I got this error "Error running command (re-run needed): RPC response error -32002:..."

Solana NFT Uploading Error I tried changing the solana creator wallet address and SOL treasury address but still it doesn't work.
x pcb
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Connect front-end to Alchemy using alchemy-web3 in nextjs

So I'm trying to connect my react front-end to an alchemy node using alchemy-web3 as it says in this tutorial from the official website: https://docs.alchemy.com/docs/integrating-your-smart-contract-with-the-frontend The problem comes when I create…
asusrid
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Re-send a transaction using Alchemy to speed up erc20 transaction

I am building a crypto wallet app on the ethereum chain and have set it up so that I can send transactions. Next I would like to be able to speed up transactions and understand how this is done. As far as I know you send another transaction with…
Jake Mulhern
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Send erc20 Tokens using Alchemy

I am using the Alchemy SDK to build an ethereum wallet app on react native. The docs (https://docs.alchemy.com/docs/how-to-send-transactions-on-ethereum) show me how to send Eth and I have already tested this and it works. However, I don't see…
Jake Mulhern
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Persist Wallet instance between sessions using Alchemy

We have an all frontend app built in react-native that is supposed to allow users to view their balances, NFTs, and send transactions. This all works when the client first imports their wallet as an instance of the Wallet is saved. However, I…
Jake Mulhern
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Alchemy API returning error when using parseEther

I am following the docs for "estimateGas" and it instructs me to import "parseEther" from alchemy-sdk. However, when I run the function I get an error stating that "TypeError: (0, _alchemySdk.parseEther) is not a function." Is this a bug currently…
Jake Mulhern
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How to use the alchemy web3 library in kotlin (android studio)

I was wondering how I can program an android app in android studio using the web3 library alchemy which is programmed for javascript. Within kotlin android studio, I want to perform the alchemy javascript call and get the return values in kotlin…
Fabi
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Invalid JSON RPC response when using Alchemy Goerli testnet

I have a script that is always connected to Alchemy RPC Endpoint, and it was running well all the time. But when I try to run npx hardhat deploy --network goerli today, I encounter the error message as shown. Does anyone encounter this problem…
Mei Kei
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contractFactory.deploy() is stuck and not deploying further in hardhat using custom network through alchemy

Making an dapp using hardhat by using custom network goerli with RPC_URL from alchemy and private key from metamask but when i deploy my contract using "yarn hardhat run scripts/deploy.js --network goerli"..It get stuck before the command:…
VIVEK T
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Deploying to a test network (npx hardhat run scripts/deploy.js --network goerli) in hardhat by using alchemy

hardhat.config.js require("@nomicfoundation/hardhat-toolbox"); /** @type import('hardhat/config').HardhatUserConfig */ require("dotenv").config(); require("@nomiclabs/hardhat-ethers"); const { API_URL, PRIVATE_KEY } = process.env; module.exports =…
Sonikesh
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Unable to retrieve all token balances with Alchemy SDK

I have a react-native project which will fetch all of a users Ethereum tokens, hopefully, using the Alchemy SDK. I have a function that should retrieve all token balances according to the documentation. import…
Jake Mulhern
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Uncaught ReferenceError: function is not defined. How to resolve interaction problems between JavaScript and input HTML?

I'm trying to create a simple web application. It should take an user input (Ethereum wallet) and then, with the help of Alchemy API, it should show a list of transactions from that address. To do this I used the following…
z3f1r0
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