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Nodes that fully verify all of the rules of Bitcoin. The most popular software implementation of full nodes is called Bitcoin Core.

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Can a miner just download the blockchain once and then delete it (don't have a full node)?

Of course that's possible. A miner may be using SPV / keeping only the block headers*. The downside of this is that such a miner won't be able to include transactions of people s/he doesn't trust (i.e …
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3 votes
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Whats the difference in way you installing full nodes

The Bitcoin Core daemon is better-reviewed and faster (because of C++). Bitcore lib is a Javascript library and not a node, the node version is Bitcore Node. You should ask yourself what you're going …
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6 votes
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Can I send almost 1MB transaction?

Can I send almost 1MB transaction? To be able to send a transaction that a miner will accept, that transaction has to be a standard transaction. As defined in policy.h /** The maximum weight for …
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1 vote
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Would bitcoin core work on a big endian system? Or even a system where C++'s `int` is not 32...

ser_writedata8 does not care about endianness, in contrast to ser_writedata16, ser_writedata32, ser_writedata64. Single bytes don't need to swapped, as 8 bits have one address and there's no way to ac …
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