A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

× 390
an alternative blockchains to be used for testing and development with no value attached
× 377
a platform built on Chrome's JavaScript runtime for easily building fast and scalable network applications.
× 343
For questions regarding the installation or use of EthereumJS, a Javascript library that implements a number of Ethereum utility functions.
× 343
all questions regarding data and storage on the ethereum blockchain
× 340
Questions related to the Ropsten testnet: https://blog.ethereum.org/2016/11/20/from-morden-to-ropsten
× 321
a machine which is running an Ethereum client. It synchronises the blockchain with other nodes in the network, so that they all have the same definitive copy. A node is needed to send and re…
× 295
Questions regarding the use of Arrays in solidity.
× 288
JavaScript files that help you deploy contracts to the Ethereum network. These files are responsible for staging your deployment tasks, and they're written under the assumption …
× 287
the initial offer of sale of a digital token or asset on the blockchain.
× 285
Lightweight Java and Android library for integration with Ethereum clients
× 276
questions regarding the testing during development of contracts and DApps
× 272
in assymetric cryptography, the private key is used to unlock, sign or decrypt
× 263
For questions about using the Ganache personal blockchain testing environment.
× 254
The Ethereum C++ client.
× 249
A type in solidity that allows access to arbitrary elements via a key, similar to a dictionary or hashmap in other languages.
× 249
Web3.py helps you access your Ethereum node from Python. It is web3.js for Python.
× 244
a way of implementing a Smart Contract. Instead of running the contract code directly on the blockchain, the code is executed on some special off-chain entities called oracles which then sen…
× 243
a scalable, standards-based cluster and API endpoint for Ethereum & IPFS.
× 228
Question about the solidity Structs
× 226
Question related to either the transaction or block gas limit.
× 218
Question related to the Rinkeby Test Network
× 215
Q&A related to Quorum, the permissioned Go implementation of Ethereum supporting data privacy.
× 209
Questions related to the compiler for Solidity: solc
× 203
the standard way to interact with contracts in the Ethereum ecosystem, both from outside the blockchain and for contract-to-contract interaction. Data is enco…
× 200
a method by which a blockchain network aims to achieve distributed consensus by asking users to prove ownership of a certain amount of an asset.
× 199
a dynamic and strongly typed programming language designed to emphasize usability.
× 193
for questions dealing with the structure of blocks.
× 193
Questions dealing with the gas price of a transaction.
× 187
exception generated when computations consume all the gas available to a transaction
× 183
the chain where the DAO rescue hardfork did not occur. This tag is for questions dealing with the differences between the chains, usage of multiple chains, as well as cross-chain i…
× 179
A transaction byte-encoded using the Recursive-Length Prefix (RLP) algorithm. Before Constantinople, it needs to be signed before it will be accepted by the network.
× 174
a new hypermedia distribution protocol, addressed by content and identities. IPFS enables the creation of completely distributed applications. It aims to make …