Questions tagged [clients]

tag used for any topics on unspecific ethereum clients which allow interaction with the blockchain and smart contracts.

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1answer
519 views

What are the options that the web3.js solidity compiler passes to solc?

I've been using the following command to compile my contracts from CLI: solc ballot.sol --combined-json abi,asm,bin,interface > ballot.json However, the ballot.json file has a completely ...
2
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1answer
3k views

Writing own mining software

Is it possible for someone to write his own Ethereum miner who would choose which transactions to execute according to own logic? Is there a mechanism for the network to discourage this type of ...
2
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1answer
1k views

How can configure EthereumJ to connect to the public testnet.?

I need to connect to the public testnet via ethereumj can anybody help me please.
4
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1answer
269 views

How does a client interact with a contract already in the blockchain?

I am looking for someone to help clarify the 'stacktrace' of interactions that occur when a client interacts with a smart contract. Clearly, one has to submit a transaction to a miner, who then has ...
6
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2answers
283 views

Do I need to prepare anything for the upcoming homestead release?

This is a canonical question. What actions should regular users miners and pool operators developers undertake to prepare for the upcoming homestead release which includes a forking mechanism.
4
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1answer
685 views

Is there a BIP38 equivalent for Ethereum private keys?

What is the best practice to encrypt an Ethereum private key? For example, Bitcoin has BIP38.
4
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1answer
1k views

Why do Ethereum clients download the entire blockchain?

Lets say that I am not interested in mining but instead just interested in one contract and its latest state. Why shouldn't my client discard all the other state on initiation, and also ignore any new ...
5
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2answers
580 views

Which Ethereum clients/wallets support the ICAP?

The ICAP is a method of representing an Ethereum address with a built-in checksum and in a way that is compliant with most bank software due to compliance with the International Bank Account Number (...
8
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2answers
3k views

Is there any SPV client for ethereum?

I am looking to move some ETH from an exchange to a wallet for which I control the keys. I don't, however, want to download the whole blockchain. Is there a good SPV client I can use?
2
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1answer
303 views

How to control which client mist is using as blockchain backend?

Whenever I run mist without any client, it launches a geth node in the background, connects to the network and syncs the blockchain. If I have a geth node running and start mist, it detects the ...
3
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1answer
331 views

Is it possible to launch the C++ eth client without unlocking the accounts?

Each time I run eth it requests my master password. I don't feel comforatble with permanently running a node with unlocked accounts. Is it possible to launch the C++ eth (or alethzero) client without ...
6
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1answer
2k views

Is there a Javascript client for Ethereum, like Geth?

Ethereum's Github has ethereumjs-lib. It appears to be a collection of modules, but is it also a client like Geth? If so, how can one run this Javascript client?
4
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1answer
958 views

How can I check which network I'm working on?

When I start eth I get the following header: $ eth (++)Ethereum Beware. You're entering the Frontier! [...] I think i followed the instructions for working on a private network (because i just want ...
4
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2answers
1k views

Is geth being deprecated? eth seems to receive so much more development

By checking the github activity, geth seems to fall behind eth. Would love to hear about it's future and maybe something about the why's (likely to be related because it's in golang).
3
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0answers
299 views

What is Geth and What is Eth? [duplicate]

I'm still very new to this. What is the difference from Geth and Eth I keep reading about? Why were these 2 things developed?
3
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1answer
2k views

How to connect mist to a testnet client?

I'm running a geth instance on the consensys testnet. I started it with the following command: geth --testnet --networkid=2 --bootnodes=enode://...
4
votes
1answer
625 views

Can geth and eth share the same accounts and blockchain?

It appears when I have multiple ethereum clients installed, that they all have their own data, accounts and even their own copy of the blockchain. Is it possible to share accounts and the blockchain ...
6
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1answer
1k views

How to connect an ethereum node to a random testnet?

How to connect an ethereum node (eth, geht, pyeth) to a random testnet and what do the network IDs stand for. Are there network IDs I should not use because they are maybe used elsewhere or reserved?

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