Questions tagged [ether]

Ether (ETH) is the main internal crypto-fuel of Ethereum and is used to pay transaction fees.

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Issues Retrieving REP tokens

So I'm trying to retrieve my REP tokens, yet the JSON key backup that I pull out of my library/ethereum/keystore folder throws an error in the Javascript console saying "your key is not the proper ...
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How to check Balance of a specific account (MetaCoin)

I'm fairly new to programing and solidity, still on the learning curve of things here.... So right now I'm trying to check for the balance in Wei of the account I submit into the text field (Account). ...
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1answer
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Is there any case where a contract will use gas?

I was wondering, why and when is it important to fund your contract with ether? Is this really only ever if you want to send ether from your contract? Does a contract ever need to pay gas for ...
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1answer
856 views

Ethereum Wallet also other currency? [duplicate]

Can I also save other currency like monero or dash in the Ethereum Wallet ?If yes I would really appreciate some guideline or advice
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Can a contract pay its own fees? [duplicate]

so I've been working on ethereum for the past few weeks, mainly deploying and interacting with contracts but something i noticed is the high gas usage of using the tokens over time, so i was wondering ...
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A terse description of the theDAO hardfork

As I understand it, at block 1920000 the blockchain was forked and there are now two blockchain strands; ETH (hard-forked) or ETC (non-hard-forked) blockchain. This is known as "the DAO hardfork". ...
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DAO Tokens don't appear in Mist

I had approximately 7600 DAO tokens sitting in my Mist wallet. After the hard fork, I sent these tokens to another Ether account in another wallet that I keep on a currency exchange site. Here is the ...
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1answer
1k views

How to transfer from one ether wallet to another?

I am trying to transfer ether programatically with EthereumJ from my wallet to anothers. I have seen A similar question here but the answer did not define and initialize all the variables, nor did the ...
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2answers
1k views

Not able to assign ethers to account in private chain

I am running a testnet with init property for genesis block i am able to create an account and its working fine only problem is that i am not able to assign any pre ethers to an account which i was ...
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1answer
442 views

I have a DAO wallet with 1100 tokens - how can I get that into Coinbase as ETH?

I know my wallet's address, I have saved my wallet file, and I have the password for my wallet. Other than that, I know nothing. I know the hard fork was a success, but I don't know if The Dao is ...
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Is address.send(1) an alias for address.call.value(1).gas(2300)()?

As I understand it, these two statements do exactly the same thing and they can be used interchangeable in the code. Is their bytecode identical? address.send(1) address.call.value(1).gas(2300)()
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243 views

Can my Mobile wallet company steal my coins?

My mist-wallet is used for purely for dapp development. To fuel my future ambitions, I went to an online exchange and bought some ether coins and used a mobile-only wallet for these real ether. When ...
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1answer
484 views

Reclaiming ETH from “The DAO” on Both ETC and ETH Chains

If before the fork I invested all my ether in "The DAO", then, if I understand correctly, after the fork, on the ETH chain I can withdraw my ETH from "The DAO" and get all of it back, which I have ...
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2answers
359 views

Besides TheDAO - what are some examples of where Ether has been hacked, stolen or lost?

Besides TheDAO - what are some examples of where Ether has been hacked, stolen or lost ?
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2answers
849 views

what is the logic behind rewarding 5 ETH for mining a block?

Is it in someway related to the transaction cost charged by ethereum for each transaction ?
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1answer
410 views

What happened with the presale ether after the fork?

I have never accessed my presale ether. As I understand, a major fork occurred some time ago. I have some confusion regarding the current situation. What will happen to my ether? Do I get both ETC ...
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162 views

Help with Withdrawal of ETH from TheDAO Withdrawal Contract

I obviously screwed up when attempting to convert TheDAO to ETH using the DAO withdrawal contract. I sent my DAO tokens to the withdrawal contract address http://etherscan.io/tx/...
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1answer
217 views

Is Atomic swapping between ETH and ETC possible?

Wondering if cross chain atomic swapping between ETH and ETC without using poloniex, then the world can be merged in more cool way.
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1answer
1k views

Unable to send ether to contract

I am working on private test-net and trying to send ether to contract but ether is not being transferred. I tried using both geth console and Mist. eth.sendTransaction({from:eth.accounts[0], to: "...
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1answer
308 views

Ether.li recovery algorithm does not work for me, how to overcome this?

Unfortunately, I have used Ether.li to store some Ether. Now I want to recover my Ether Classic (not supported by Ether.li) by setting up the contract manually on the Classic blockchain. That is so ...
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353 views

Ethereum Classic (ETC) And The DAO Holders - Will The White Hat Hackers Return The DAO Funds? [closed]

As a DAO token holder I'm wondering if the DAO White Hat Hackers will return the funds to the DAO token holders on the Ethereum Classic chain? I'm 100% for the Ethereum forked chain, but I can't turn ...
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1answer
89 views

How to automaticlly find the contract?

I created a private network using go-ethereum with 2 clien which are VMs(ubuntu 14.04). On VM1, I created a contract: N1greeterSource ='contract mortal { address owner; function mortal() { owner = ...
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3answers
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Synchronisation failed on private ethereum network

I created a private network using go-ethereum with 2 clien which are VMs(ubuntu 14.04). On VM1 (IP:192.168.217.131):,my command to create private network: ./geth --genesis private.json --port "...
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1answer
528 views

Can't see my Ether in mist wallet

I withdrew Eth from Poloniex to "Account 1" in my Mist Wallet. The transaction shows it being received: https://www.etherchain.org/tx/0x4cfb836eb7a2f870c8d7e60dffec6ede16693a416fc394a8242557f8897223c6 ...
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How do I handle the last step in getting more gas in The DAO withdraw process?

I've gone through he entire process here and am hung up on this last step; it says I don't have enough gas to execute the withdrawal. What do I do here? step by step would be super helpful!! thanks!! ...
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Can a ethereum smart contract look up the current dollar/ether exchange rate and then change its behaviour depending on it?? and how? [duplicate]

can a contract on blockchain get outside data like "current dollar/ether exchange rate" using api like call?? If yes, how can it be done? and is there any technique to control the behaviour of the ...
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1answer
769 views

Ethereum Hard Fork: what happened to legacy Ether?

I currently run Forked Ethereum via Parity. I'm assuming my Ether from before the fork is available on this chain. However, does it also still exist on the Ethereum Classic chain? I tried researching ...
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1answer
517 views

Colored coin in Ethereum to differentiate the wallet ether balance

I have heard of the concept of colored coin in bitcoin , is there anything similar in Ethereum? I want to have a single wallet which maintains two types of ether . lets say one coming from me ...
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1answer
642 views

How do I recieve DAO tokens? What's the address?

I'm trying to buy some DAO tokens via shapeshift and it asks a DAO address to send the tokens to. Where do I find that address? Is it the same as my Ether wallet address?
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2answers
380 views

Sending Ether from an account in Node1 to another an account in Node2, both nodes are running in Same network

[RESOLVED]I am trying to send ether from Account1 in Node1 to Account1 in Node2, both Node1 and Node2 are running under same network ID. I am able to send ether between accounts in same node but not ...
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2answers
8k views

How can I transfer ETH from one Poloniex account to another?

I apologize for the newbie question, but I want to send ETH from my Poloniex account to someone else's. Is it possible to do this directly from my Poloniex account?
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177 views

How to identify database of Ether

After reading wiki, I understand Ethereum is a programming platform to develop different blockchains. However, there seems to be one Ether currency that is traded on exchanges. How to identify that ...
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1answer
4k views

Is there an Ethereum wallet compatible with Mac OS X 10.7.5 or earlier?

I'm a non-techy newbie. I have a .json file relating to my presale Ether purchase which I am unable to access. I downloaded the Ethereum wallet 0-7-6 for Mac, but unfortunately I only have Mac OS X ...
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1answer
1k views

How do I release 25 ether from a Wallet Contract I accidentally created a few months back?

When I first started with Mist, I sent 25 ether to a Wallet Contract. It showed up on Mist for a few weeks and disappeared. I see the transaction here: 0x7de54cbb5ab805bfbb96014f415799712d5ada35 ...
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1answer
390 views

How to buy ETH in big volume?

I have a Client who wants to buy ethers, and my client wants to buy in big volume $500k. How do facilitate this transaction from euros to ethers?
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3answers
1k views

Why the amount of ethers in the block chain(Private) increasing?

I have set up a private block chain. I started to mine on this network. Now the number of ethers in the coinbase account is continuously increasing. How is it getting ethers? Do the blockchain ...
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1answer
2k views

Does ethereum support merged mining?

Ethereum uses the algorithm Hashimoto to mine for ether, other altcoins such as Expanse also use the same algo. Like bitcoin and namecoin, can ethereum and expanse be merge mined? (and how can it be ...
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765 views

With POS, will Ether stay be a necessary fuel to run the network?

I'm curious to understand, how necessary will Ether be after the Ethereum network moves to Proof of Stake? I guess stake holders will be rewarded with Ether for voting on the correct next block. ...
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1answer
63 views

Ethereum and bullying and possible coersion to delete by third parties [closed]

I am new to Ethereum. I want to use Ethereum to allow the voice of a number of oppressed groups I have knowledge of to be: voiced spread accessible from anywhere and unhidden anonymously contributed ...
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1k views

What percentage of Ethereum addresses that currently have an ETH balance, also have DAO Tokens?

I read a comment elsewhere that insinuated that the population of DAO Token Holders was a tiny subset of the Ethereum community. My impression is that this isn't the case, but I have no way of knowing....
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411 views

What command to run for Live.ether.camp project?

and am trying to run the example-project in live.ether.com. What is the command for me to run the project?
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2answers
357 views

If thief controls large percentage of total ETH supply, what effect will this have on viability of POS?

If a softfork and hardfork were not adopted by majority of miners, and the thief is able to control a large percentage of the total supply of ETH, how will this affect the ability for ethereum to use ...
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1answer
195 views

How do I output the full account on the node?

http://etherscan.io/accounts/a list of all normal account on the node. http://etherscan.io/accounts/c list of all contact account on the node. How did obtain this information? Where did that ...
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1answer
1k views

How to import a account from testnet?

I recently traded BTC for 1 Ether using shapeshift.io The transaction was successful, but there is no record of Ether in my local account. Here is the tx reference. I fear that I have made a ...
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1answer
517 views

What's the best way to receive ether payments in rails?

I'm new to the field, I usually work with Stripe on Rails to get traditional payments. Do you have some advice to get paid with Ether crypto coins on Rails ? Which online merchant services or Ruby ...
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1answer
478 views

Is there any way to determine how long it took for the DAO attacker to deploy the attack?

Yeah, we heard that the DAO has been attacked. I am so curious about how long it took for the attacker to perform the whole transactions?
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1answer
368 views

What percentage of total Ether was held by TheDAO?

Recent news of someone stealing from TheDAO suggest that it had a lot of Ether. How much of the total amount of Ether did it control?
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4answers
5k views

Electrical kWh per Ether

Does anyone have data on the typical kWh required to produce 1 ETH? This answer suggests 13.46 KWh/ETH. It would be useful to find some comparison data. I'd imagine these values are dependent on ...
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3answers
899 views

How to obtain small quantities of Ether?

As a newcomer currently evaluating the platform (for smart-contracts, experimentally, not as an investment, hence the low amount - I just need to pay for gas), I don't want to commit any large amount ...
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5answers
4k views

How to spend ether from multiple accounts?

I would like to know how to send ether from multiple accounts. For example, suppose I have 3 accounts with 5 ether in each account, how do I send the total (15 ether) to an account in a single ...