Solidity

Solidity

Develop secure smart contracts with Solidity. Learn types, functions, events, inheritance, libraries, testing, upgrades, and gas optimization. Follow patterns for security, audits, and deployment on Ethereum and EVM-compatible chains.

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Solidity

🤖 How Smart Contracts Enhance Blockchain Functionality

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Solidity

What Happens When You Run a Program? (Behind the Scenes)

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459

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What is the unchecked block in Solidity, and when would you use it?

Naresh Beniwal

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310

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Explain the concept of gas optimization in Solidity. Provide examples of techniques to optimize gas usage.

Naresh Beniwal

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287

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What is a smart contract in the context of Solidity?

Naresh Beniwal

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259

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How can you reduce the impact of blockchain transaction costs on data-heavy applications?

Naresh Beniwal

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262

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What strategies would you use to optimize performance when integrating smart contracts with a database?

Naresh Beniwal

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247

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Answer

Explain how you would handle integer overflows and underflows in your Solidity code. Provide an example of how you would implement safe math operations.

Naresh Beniwal

1y

278

0

Answer

Design a Solidity contract for a simple decentralized auction system. Describe how you would structure the contract, handle bids, and ensure fair outcomes.

Naresh Beniwal

1y

283

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Answer

Write a test case using a framework like Truffle or Hardhat for a Solidity function that calculates the total supply of a custom ERC20 token.

Naresh Beniwal

1y

287

0

Answer

How do you handle exceptions and error handling in Solidity?

Naresh Beniwal

1y

285

0

Answer

Describe the process of writing unit tests for Solidity contracts.

Naresh Beniwal

1y

284

0

Answer

What is the role of events in Solidity, and how are they used to log information?

Naresh Beniwal

1y

252

0

Answer

What are some common security vulnerabilities in Solidity smart contracts?

Naresh Beniwal

1y

294

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Answer

What is the purpose of a function in Solidity, and how do you declare one?

Naresh Beniwal

1y

279

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Answer

What are function modifiers, and how do they improve the security and functionality of smart contracts?

Naresh Beniwal

1y

311

0

Answer

What is the purpose of the mapping data structure in Solidity?

Naresh Beniwal

1y

324

0

Answer

Explain the difference between storage, memory, and stack in Solidity.

Naresh Beniwal

1y

308

0

Answer

What is the purpose of the mapping data structure in Solidity?

Naresh Beniwal

1y

261

0

Answer

What are the different data types available in Solidity?

Naresh Beniwal

1y

307

0

Answer

How do you define and initialize variables in Solidity?

Naresh Beniwal

1y

253

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Answer

Describe the basic syntax and structure of a Solidity contract.

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263

Solidity

Build a Simple Calculator in Solidity

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Solidity

All about Solidity Arrays

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Solidity

What are Solidity Modifiers and How do they boost the security of Smart Contracts?

Shubhankar Banerjee

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