v.munozre over 1 year ago

which is the best way to generate a Random number?

Can someone say me if is posible to generate a random boolean or a number in solidity? I think it can be posible generate a pseudo random number wi... more

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bear2u over 1 year ago

How can i connect with ethereum in mobile?

I alread developed the dApp with web3.js But it need to login wallet like Metamask when I'm gonna transacting some contract. **Its question.** ... more

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ether over 1 year ago

What are the technical details of the Loom Network relay?

Where can I read about the in-depth technical details of the Loom Network relay? Specifically I'd like to understand what kind of trust model it op... more

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tanerseyt over 1 year ago

What's the difference between a Dapp and an App?

There's so much hype in this space that it feels like people are just throwing words around sometimes. Nonetheless, I'm trying to dig through all t... more

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bockpeter over 1 year ago

Most useful ERC's ?

So, I was curious, we all know the "Token ERC" that's making crypto-collectables such a breeze, but what other kind of ERC standards exist ? which ... more

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joelhcool over 1 year ago

Generate Random Numbers in Solidity

Is there a way to generate random numbers in solidity? I just want a way to get a random number and that is not dependent on any user input. more

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marcosmendes2 over 1 year ago

Randomization for a raffle system

For a raffle system contract, is there a way to securely generate a random (winner) number? I know there is already a similar delegateCall questio... more

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achyutjosh1995 over 1 year ago

CryptoZombie - Lesson 4 Chapter 4 : Generating random number in a secure way

```// Generate a random number between 1 and 100: uint randNonce = 0; uint random = uint(keccak256(now, msg.sender, randNonce)) % 100; randNonce++;... more

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kaijchang2 11 months ago

Decentralized Card Randomization?

How do smart contracts in Zombie Battlegrounds create a random deck of cards in a decentralized manner without revealing any information about the ... more

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nujabes403 about 1 year ago

How 'dna' of Kitty in Cryptokitties can be 'unique'?

Isn't there any possibility that dna can be same with another kitty? Then, how can we say ERC721 token to be 'non fungible unique token'? more

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