Linked Questions

1 vote
1 answer
752 views

How to query incoming transactions to an ethereum address via web3j?

i know this question has been asked many times in this forum, but none of them give clear cut answer to the questions. I tried the snippet mentioned in this answer: Common useful JavaScript snippets ...
4 votes
2 answers
6k views

TheDAO internal transactions

I need to get transaction list within theDAO system. Is it possible or it's the same case of getting the internal transactions in Ethereum? I want to know if there is a mechanism within theDAO to get ...
16 votes
4 answers
21k views

How to obtain all transaction of a contract?

I'm trying to obtain all the transactions of a contract, but in all cases I only obtained [] or undefined. I'm following this posts: Common useful JavaScript snippets for geth web3 filter option not ...
36 votes
9 answers
96k views

How to get transactions by account using web3 js?

I'm sure this question was asked before, but I did not find any result that helped my problem. How can I get the transactions (in and out) for a given account? I use nodejs and web3? With this line ...
10 votes
5 answers
13k views

Find the creator of a contract

I want to prove that a contract was deployed by a specific address (a factory contract). I have noticed that block explorers such as https://etherscan.io/ list the contract creator. How do they get ...
3 votes
1 answer
6k views

Get all transactions from blocks in a range of blocknumbers web3

have seen similar post before, but can seam to get anything working. I am trying to pull block data (mostly all transactions) from a range of blocks (startBlock-endBlock) but keep getting errors or ...
21 votes
9 answers
13k views

Block explorer running on private network

Is there any application out there that allows me to explore the Ethereum blockchain in a private network? (something similar to what blockchain.info does to bitcoin or etherchain does to ethereum ...
2 votes
1 answer
2k views

List all transactions for a block

Within a program, I would like to process a list of all normal transactions for an Ethereum block. Specifically for each transaction in the block the transferred ETH value, sender address and receiver ...
0 votes
1 answer
219 views

How can I view with web3.js all the ETH transfers to an ethereum address? [duplicate]

How could I list with Web3.js all the ETH transactions to an address? Thank you
1 vote
0 answers
83 views

How can i get confirmed transactions from an address?

I'm looking for some way to listen to transactions happening on this address. Basically, whenever a new transaction is confirmed, i would like to receive it. How can i do that? I just got started to ...
4 votes
1 answer
435 views

Get all transactions by recipient's address on a light client

I would like to continuously get the transactions sended to a specific address while using a light client. I underscore that I am talking about regular transactions, not the contract invocations. As ...
30 votes
6 answers
13k views

How to make miner to mine only when there are Pending Transactions?

As of now the geth miner running on my system mines even empty blocks. All i wanted is miner should mine only when there are Transactions to mine, after mining the miner should immediately sleep. ...
0 votes
1 answer
195 views

Get lastest input transaction of the account

I am trying to get the recent IN transaction of the account while i try web3.eth.getTransactionCount("0xF092966e7bcc2b5646e0F0c20A715584DB37cd4B").then(function(trans){ console.log(trans); }); ...
11 votes
3 answers
9k views

How can all transactions sent to an address be found?

Currently it is possible to see only the last 100 transactions from sites like etherchain (link to TheDAO contract transactions), how can all transactions sent to an address be seen?
22 votes
3 answers
22k views

How to list transactions from account address?

I have a small service where people can exchange cryptocurrencies. Every user has its own Bitcoin, Litecoin, etc address for balance deposit. Now I want to add Ethereum. So I thought I will create ...
0 votes
1 answer
302 views

Find deployed contract address if you loose it

How do we find the address of a contract, if we loose the address that we deployed at?
0 votes
2 answers
3k views

web3 detect/listen to events if someone send ether to addresses

I need to constantly keep running some code to detect if someone has in the past minute sent some ether/token to a lot of addresses, is there better way to do than https://ethereum.stackexchange.com/a/...
2 votes
1 answer
3k views

Listening for Deposits and Transaction Confirmations Web3js

I'm building a webapp using nodejs and web3js. I have a simple use-case: I provide the user with an address to which he should deposit funds. I want to then listen on my nodejs server for: when the ...
2 votes
1 answer
4k views

web3.eth.filter({ fromBlock:1, toBlock: "latest" }).get() not working

web3.eth.filter({ fromBlock:1, toBlock: "latest" }).get() is not working on my geth console. I downgraded my geth from 1.5.9 to 1.3.5 to resolve this but it's still not working. Strange thing is that ...
3 votes
2 answers
2k views

Is there a tool to list all the internal transactions in a block?

I don't think this is possible with the standard JSON-RPC API, but I'd like to get a list of all the internal transactions in a block. By internal transactions I mean transactions initiated by a ...
5 votes
3 answers
322 views

How to determine wether Ether was mined or received?

Is there a way to distinguish or calculate the total amount of ether which any account has received from mining and from the transfers (I mean the amount of ether transferred from other accounts)?
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 ...
1 vote
1 answer
798 views

How to find transactions per minute

I am trying to find the number of transactions in the Ethereum network using web3. I couldn't find any web3 functions to get the same. I could see etherchain.org and some other network browsers have ...
4 votes
2 answers
16k views

Getting transaction history for a particular account

I want to get the list of all the transactions which have been performed by/on an account in my private blockchain. I tried using the function getTransactionsByAccount(accountAddress, ...
1 vote
1 answer
3k views

Mistake when using web3.eth.filter() and filter.get()

I went to the website https://etherscan.io/txs?block=4067373 and with that information choose the following address (third in line) to test on: 0x25f000254108a104A7127B5a5697cb3C12643e62 And the ...
0 votes
1 answer
2k views

http: Accept error: accept tcp 127.0.0.1:8545: accept: too many open files; retrying in 5ms

I am running geth -rpc and node to directly interact with the blockchain. When executing a large amount of requests I noticed the following error: http: Accept error: accept tcp 127.0.0.1:8545: ...
3 votes
4 answers
838 views

How to view my contract's .send(value) activity?

I have my contract address = "0x70094cae9a74c9ae08aa2ae643bcfdd9fa9edfee" My contract pay back ether to some account: msg.sender.send( amountToGain ) For example msg.sender should gain amountToGain ...
1 vote
1 answer
248 views

transaction history

I am trying to get a list of which accounts sent ether to 1 specific account (or wallet contract), and how much they sent. Is there any function in web3 that can do this. I assume it would look ...
4 votes
2 answers
7k views

How to query local Ethereum blockchain for a specified transaction?

I want to find specified transaction. How can I query my local Ethereum blockchain from the console?
2 votes
1 answer
478 views

How to do searching in Ethereum's Ledge? (SQL)

Recently, I have a question about searching function in blockchain. Blockchain is a distributed database and as a database, there should be some searching functions such as "Select", "Join". I am ...

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