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Geth some questions. Need help for begginer!

I learned about GETH a few days ago. I need Geth to create wallets of etherum and make transactions with these wallets (I use geth instead of third-party api to create some programs related to eth). I ...
Windows Eight's user avatar
0 votes
1 answer
4k views

Python script - get balance and send transaction

I'm a developer who is new to ETH and I would like to write python CLI that can check balance of ETH address and can create -> sign -> publish transaction to network via locally running Geth node (I ...
Kapucko's user avatar
  • 103
-1 votes
1 answer
2k views

eth subscribe logs not working [duplicate]

I want to get list of transactions by address and found example using web3.eth.subscribe. I wrote simple code from example const Web3 = require('web3') const web3 = new Web3(new Web3.providers....
ItsMyLife's user avatar
  • 145
0 votes
0 answers
235 views

How to call hash function in solidity to free a stuck smart contract?

I was selling an altcoin on Etherdelta using a sell order and 3 transactions went through however the ethereum did not show up in my wallet. I contacted support and they say that "your altcoin is ...
jimmy's user avatar
  • 1
0 votes
1 answer
40 views

There is a missing currency sent to the account, please be sure to confirm it [closed]

Missing Ethereum Transaction! From Poloniex to my ETH wallet this process Address: 0x9434903Dc1a16872EF1F80920CC71EE8d70d8Cf4 Txid: 0x1d5a31b99a16971c010e4c9fb2f16e2ee8a9540b1a18f4d3e505e304f76e49ad
mohammed alaamri's user avatar
0 votes
1 answer
453 views

How to force geth node to propagate stuck transaction, or abort them [duplicate]

I have several transactions from the same address stuck in geth node and not visible in mempool via etherscan (transactions from other addresses are sent to blockchain ok) Those transactions are ...
Leonid's user avatar
  • 1
1 vote
1 answer
73 views

I want to setup an Ethereum Trading website. How should I handle the ETH network transaction fees (miner's fee)? [closed]

Let's say Person A wants to sell 1 ETH, and Person B wants to buy 1 ETH. They agreed upon a rate. But if I transfer 1 ETH from A to B, Person B will get less than 1 ETH because of gas. But if I ...
Sai Kiran's user avatar
2 votes
0 answers
750 views

How to check token transactions with geth

I'm new to smart contracts, my apologies if this is a wrong approach. I want to monitor incoming (confirmed, not caring about pending) token transactions to my wallet (using geth). I found out how to ...
jmd42's user avatar
  • 21
1 vote
0 answers
400 views

Token Transfer - Pending Verification for + 72H

I'm currently working on a project that sends mass ethereum token transfers using web3.js and GETH. On the 1st of December we've sent around 3000 payments but only 80 have been confirmed until now ...
Pedro Lobito's user avatar
2 votes
0 answers
341 views

Add new field 'message' for sending text message to specific address

I have created a private net following https://omarmetwally.blog/2017/07/25/how-to-create-a-private-ethereum-network/ holding 4 peers. I run Ethereum Block Explorer ( https://github.com/etherparty/...
anu's user avatar
  • 21
3 votes
1 answer
4k views

How fetch transaction history for account quickly using Web3j?

Intro We use Web3j java library to work with Ethereum network. I use Rinkeby test network wit Geth client at the moment. I got familiar with blockchains only a week ago, so terms I use can be ...
invenit's user avatar
  • 131
1 vote
0 answers
367 views

How to find transfer value in internal transaction by go ethereum?

How can I know how much ether is transfer to the receiver such as 0xa1ca8da0496cFA2f8579F58db30AE8aD8dbe6F0C? Is its method id 0x2da91fa2 important? I found the transaction in EtherScan, its hash is ...
Yen's user avatar
  • 11
0 votes
1 answer
85 views

Balances are different

In Geth, if I check my balance, it says one number. At etherchain.org it says another number which is higher and more accurate and includes my transaction history. I wanted to convert my balance to ...
2tailedfox's user avatar
4 votes
1 answer
21k views

How do you use Geth to send a transaction? [closed]

I want to send ether from one account to another using the geth client. I don't want to wait several days or use up tens of gigs on my hard drive before doing so either. How can this be done?
sager89's user avatar
  • 273
1 vote
1 answer
535 views

Transaction History With ETH API

I working on Private Block chain and doing code GoLang for all block chain relate functionalities. I am making on API's to interact with my Pvt Block chain instead of using web3js. Now I want to view ...
Amit Modi's user avatar
  • 321
2 votes
1 answer
72 views

Purchase real Ether and add to base/default account

I created an Ethereum Consortium Leader instance on Microsoft Azure and they provided us with an Admin site and RPC endpoint: http://someName.eastus.cloudapp.azure.com/ http://someName.eastus....
Vivek Sadh's user avatar
0 votes
0 answers
387 views

Why the maximum number of transactions in a block is 221?

I made a private network with only one node in it, then I sent 2000 transactions like so: var amount = 1; var sender = personal.listAccounts[0] var receiver = personal.listAccounts[0] for (i = 0; i ...
jiebang's user avatar
  • 1,003
0 votes
0 answers
314 views

eth.sendTransaction submits, but doesn't add to contract balance or trigger fallback function

I have tried sending 0.06 Ether to a contract as follows: eth.sendTransaction({from: eth.accounts[0], to: "0x76E15697E36a66BF977D35de3C488F10B8014e65", value: web3.toWei(0.06, "ether")}) I've also ...
ZhouW's user avatar
  • 1,358
3 votes
1 answer
729 views

Ethereum client - minimum for sending transaction

Requirement: Reliably send Ethereum transactions Be connected to main nodes directly (speed) Limitations: Disk size (20-40 GB) Given this, what is the recommended configuration to run an ...
monokh's user avatar
  • 477
0 votes
1 answer
137 views

Can manage node in my ethereum private network

I have created ethereum private network. there are two node got connected with in this network. both are mining. I have created small contract for transaction. All transaction is happening through my ...
Balakrishnan's user avatar
4 votes
3 answers
1k views

Where is the gas cost subtracted? From the value of the transaction or the balance of the account?

For the sendTransaction method, will the gas cost be subtracted from the value parameter or will it be subtracted from the remaining balance of the account?
Cornelius's user avatar
  • 183
3 votes
1 answer
3k views

How Ethereum contracts transfer Ether without a blockchain confirmation

I would like to understand how Ethereum "messages" (originated from a smart contract) can transfer Ether to another account without a blockchain confirmation. I have spent several hours ...
Krug's user avatar
  • 133
2 votes
2 answers
381 views

The virus in my wallet

The virus in my wallet, when I transfer eth,my wallet will be emptied and the eth will be transferred to an unknown address. I want to know if geth is running correctly, and I don't know what it is "...
ali's user avatar
  • 103
2 votes
0 answers
80 views

Easiest way to get maximum transaction stack depth level

When a contract causes an addresses code on the EVM, a stack depth counter is kept. I need this stack information as I am producing a EVM execution visualiser. This stack depth changes when a ...
Gawnie's user avatar
  • 331
5 votes
5 answers
3k views

nodejs and web3: Unhandled rejection Error: Transaction was not mined within 50 blocks, please make sure your transaction was properly send

I am trying to send ETH from one of my account to another with web3 from nodejs: web3.eth.personal.unlockAccount(config.mainGethAccount, config.gethPassword, function () { console.log("...
Stepan Yakovenko's user avatar
1 vote
1 answer
281 views

Uncles and its parameters

Is there possible that current block do not have uncles? As we know that Main block contain the contract information , What does uncles holds ?
Gopal ojha's user avatar
  • 2,249
0 votes
1 answer
63 views

what information is provided to the miner with the transaction

I am wondering what information is provided to the miner with a transaction that needs to invoke a contract? I thought about Gas, GasPrice, name of function to invoke and input. But, whether the ...
MWH's user avatar
  • 363
0 votes
1 answer
401 views

Cannot call function and send write-Transaction from geth-console

I have a contract which has this function: function registerSensor(bytes32 name, bytes32 unit, bytes32 location) returns (bool success) { sensors[msg.sender].exists = true; sensors[msg.sender]...
Sepultura's user avatar
  • 265
2 votes
1 answer
2k views

Understanding and using eth.newFilter

Situation: I am using web3.js with geth for my application to know which clients are depositing money into 1 specific account (instead of making a new wallet for each new client). The way I am ...
Webeng's user avatar
  • 915
3 votes
1 answer
5k views

Get history of transactions to specific account [duplicate]

I am using web3.js and geth to do my coding. I have an Ether Account (Not a Wallet Contract) that will be receiving funds from clients. The clients will be writing a number in the DATA field (that you ...
Webeng's user avatar
  • 915
1 vote
1 answer
343 views

Checking if input is a viable Ether value

QUESTION: Does web3.js have a function that checks if a value (Number | String | BigNumber) is a valid Ether Value? If not, what might be an efficient way of doing so? Would I have to manually make a ...
Webeng's user avatar
  • 915
1 vote
1 answer
2k views

Ethereum web3.eth bitcoin move equivalent?

Is there a Bitcoin "move" equivalent for Ethereum web3.eth ? In Bitcoin: move <fromaccount> <toaccount> <amount> [minconf=1] [comment] Move from one account in your wallet to ...
Marc Alexander's user avatar
8 votes
2 answers
3k views

What happens to transactions in orphaned/forked blocks?

From my investigation and reading a lot about this, it seems like the transaction is just removed and the ether returns back to some address. With Bitcoin, orphaned blocks are initially accepted by ...
DeV1doR's user avatar
  • 637
0 votes
1 answer
537 views

transactions with messages

I am coding an app where users can deposit ether into their accounts and do stuff with it (Im using web3.js and geth). However I would like to have everyone deposit into one single account, and then ...
Webeng's user avatar
  • 915
3 votes
1 answer
566 views

What will happen when an ethereum node loss internet connection?

Will it reconnect to the ethereum network upon establishing internet connection again automatically and sync Data ? Can we perform transaction and calls on the offline(no internet connection) ...
Afzaal Ahmad's user avatar
2 votes
3 answers
508 views

Why is my transaction not performing?

I wrote the following script to send Ether. I can't figure out why the balance is still the same after I send out the Ether. I re run this script multiple times but nothing changes with the balance. ...
TSR's user avatar
  • 121
2 votes
2 answers
5k views

Batch transactions for MetaMask using sendAsync

I have MetaMask working nicely - it's so cool! However, I have a (react) form that gathers in lots of information and creates 14 distinct calls to sendTransaction. Hence, I (currently) get 14 popup ...
glowkeeper's user avatar
0 votes
1 answer
224 views

Sending parameters via the transaction Object

This works just fine: myContractObject.doSomething(i, function(err, result) { if (err) { console.log(err) } else { doSomethingElse(result) } }) However, this doesn't: ...
glowkeeper's user avatar
2 votes
1 answer
200 views

Problems calling sendTransaction from within an event handler

I'm having problems with Error: Invalid number of arguments to Solidity function. Basically, the problem comes when I call sendTransaction with an event handler. i.e. here's the code after hooking up ...
glowkeeper's user avatar
4 votes
1 answer
1k views

Invalid transaction v,r,s values with geth when reading from of signed MEW RLP transaction

I generated a signed transaction with myEtherWallet: ...
ligi's user avatar
  • 1,193
0 votes
1 answer
1k views

Convert transaction log hash to readable format

I am trying to convert transaction logs in text (human readable format) tried 2 methods 1. using web3.toAscii(receipt.logs[0].topics[0]) 2.Using coder.js according to this answer While using 2nd ...
SwapnilKumbhar's user avatar
-1 votes
1 answer
279 views

Log field in Transaction reciep

I want to set some data in the Log field in a transaction using Ethereum, i used in smart contract event method but i got always empty logs could anyone help me please? Thank you
MyHMEG's user avatar
  • 81
2 votes
1 answer
1k views

recommended datatype for "data" in ethereum transaction

I am sending data with my transaction by using following way var tx = {from: eth.coinbase, to:eth.accounts[1], value: web3.toWei(1, "ether"),data:web3.toHex("Test Data")} personal.sendTransaction(tx,...
SwapnilKumbhar's user avatar
1 vote
1 answer
277 views

Hiding some transaction data

I want to add data in Quorum that are visible only to specific users, how could i implement that ? Thank you
MyHMEG's user avatar
  • 81
18 votes
4 answers
9k views

How to schedule a transaction?

Anyone can guide me on how to schedule a transaction to be sent once a specific block number is mined? Thanks
Youssef's user avatar
  • 283
4 votes
1 answer
5k views

What does the extraData field of a block represent?

I am trying to save some data into a block. The extraData field has a constant value since block 1. Also where does the data parameter of sendTransaction() function get stored?
anonymous's user avatar
  • 351
5 votes
3 answers
3k views

How can I get information about last 5-10 transactions in ethereum blockchain?

I want to retrieve information on last 5-10 transaction hash created by a specific function in my smart contract. Is there any way I can get historical transaction hash ?
kpratihast's user avatar
1 vote
2 answers
978 views

Web3j client is not detecting any transaction or blockchain from geth

I am using web3j to listen to transactions and blockchains through geth. It seems that none of the subscriptions that I have created to the blockchain or transaction are detecting changes. I start ...
Jane Wayne's user avatar
4 votes
1 answer
2k views

Scraping ethereum blockchain in human readable format (csv)

I wanted to scrape the whole ethereum blockchain in csv format. For this I reverse engineered and extended this code by vitalik: https://github.com/ethereum/research/blob/master/uncle_regressions/...
Ankit Chiplunkar's user avatar
0 votes
1 answer
83 views

Is there a transaction browser for ethereum? [duplicate]

Is there a transactions/blocks browser/explorer for Ethererum? Just like blockchain or blockexplorer for bitcoin. I'd like to search a transaction for a given address.
fluter's user avatar
  • 297

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