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.

Questions regarding the act of calling or interacting with (a.k.a. invoking) a contract on the Ethereum blockchain by a user or another contract on the blockchain. Includes both local invocation by ca…
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A generic tag covering any accepted method of doing things, which could include naming, spacing, coding, commenting, etc.
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when you see a message in the browser devtools console about CORS (Cross-Origin Resource Sharing) — e.g., your browser logged an error about Access-Control-Allow-Origin, and you want to k…
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The Ethereum C++ client.
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Discipline or techniques employed in protecting integrity or secrecy of electronic messages by converting them into unreadable (cipher text) form.
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a process or program that runs in the background (i.e. requiring no user interaction).
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DAG stands for Directed Acyclic Graph and is a large data set that grows every 30,000 blocks. DAG files are used by miners for their Proof of Work (PoW) computation work.
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A Decentralized Autonomous Organization (DAO) is an organisation governed by rules encoded as Ethereum contracts.
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Questions regarding the development of decentralized applications (a.k.a. DApps). This can include everything from frontend development questions to interaction with the blockchain and distributed fil…
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Questions about Dapple, a developer tool designed to manage interconnected smart contract systems, and address package management, contract building and deployment scripting. Dapple has now been depr…
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Questions about applications and projects on Ethereum: a decentralized application (dapp) does not require any servers or backends and runs independent on a distributed blockchain.
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an organized collection of data. It is the collection of schemas, tables, queries, reports, views, and other objects. The data are typically organized to model aspects of reality in a wa…
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Questions related to the data directory used by Ethereum to store the blockchain (chaindata), private keys (keystore), and other auxiliary data.
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