August 2019
Intermediate to advanced
486 pages
13h 52m
English
Content preview from Mastering Blockchain Programming with Solidity
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Questions
- Should ZeppelinOS always be used?
- Should we use the constructor for upgradable contracts?
- How does ZeppelinOS affect decentralized trust models?
- Is it possible to reinitialize a state variable?
- Where is the implementation address stored, which is present in the Proxy contract?
- Why should you not use implementation logic contracts directly to interact?
- Can we remove any existing state variable?