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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.

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an alternative blockchains to be used for testing and development with no value attached
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a platform built on Chrome's JavaScript runtime for easily building fast and scalable network applications.
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Questions related to the Ropsten testnet:
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all questions regarding data and storage on the ethereum blockchain
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For questions regarding the installation or use of EthereumJS, a Javascript library that implements a number of Ethereum utility functions.
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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…
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Questions regarding the use of Arrays in solidity.
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the initial offer of sale of a digital token or asset on the blockchain.
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Lightweight Java and Android library for integration with Ethereum clients
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questions regarding the testing during development of contracts and DApps
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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 …
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in assymetric cryptography, the private key is used to unlock, sign or decrypt
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The Ethereum C++ client.
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For questions about using the Ganache personal blockchain testing environment.
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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…
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a scalable, standards-based cluster and API endpoint for Ethereum & IPFS.
× 238 helps you access your Ethereum node from Python. It is web3.js for Python.
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A type in solidity that allows access to arbitrary elements via a key, similar to a dictionary or hashmap in other languages.
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Question related to the Rinkeby Test Network
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Question about the solidity Structs
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Question related to either the transaction or block gas limit.
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Q&A related to Quorum, the permissioned Go implementation of Ethereum supporting data privacy.
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Questions related to the compiler for Solidity: solc
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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.
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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…
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a dynamic and strongly typed programming language designed to emphasize usability.
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for questions dealing with the structure of blocks.
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exception generated when computations consume all the gas available to a transaction
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Questions dealing with the gas price of a transaction.
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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…
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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.
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places to trade ether with other currencies or assets