blockchain

1.Blockchain Trilemma

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2.ABI

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3.HD Wallet

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4.chain reorganisation

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5.mempool

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6.Network Difficulty

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7.Cross Chain

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8.블록체인 Finality

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9.double-spending

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10.On-chain vs Off-chain Transaction

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11.fast / snap / full sync

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12.bootstrapping blockchains

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13.blockchain node

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14.chainwork

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15.block 구조

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16.Layer 1 & Layer 2

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17.PoW

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18.PoS

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