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Questions tagged [solidity]

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Is “Hawk” (a decentralized smart contract system) able to provide acceptable privacy for blockchain?

According to the Hawk paper: "Hawk, a decentralized smart contract system that does not store financial transactions in the clear on the blockchain, thus retaining transactional privacy from ...
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Cryptocurrency Exchange Technical architecture? How to build it? (Developer Point of View) [closed]

I'm a softawre developer & newly involved in Blockchain Technology. I need information about How Cryptocurrency Exchange Technically work? i.e Buy ETH using BTC or exchanging any coin with ...
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Crowdsale and Smart Contracts (Number)

I just need a quick clarification for crowdsale. If i have 3 rounds of crowdsale, do i need to write and execute 3 different programs at different times or submit all at a time under one program? ...
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Is there a way to query blockchain stored data

I have a single smart contract which stores the investor details record and i have a global variable in that smart contract which stores the total number of investors when each investor records ...