Questions tagged [games]

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How to use fiat exchange rate oracle in DAPP?

my team is trying to develop a DAPP about fiat exchange rate. How to get the latest fiat exchange rate (USD/EURO etc.) accurately from external Oracles(Or are there better ways doing this)?
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What are the formal specifications for the temporal reward in Casper?

Casper has a temporal reward where those who place bets early (on the block that ends up as the winner) get more reward. What are the formal specifications of that, how is the temporal reward ...
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Can the blockchain run a billion dollar lottery?

As many games and other applications, a lottery needs a reliable random number generator. Especially when the prize is high. There are some sophisticated algorithms to achieve this goal, such as ...
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2answers
89 views

How do I send NFT assets (ERC721 Tokens) from my Ethereum wallet to someone else?

I want to send my ERC-721 to my friend. Fast. Any suggestions?
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1answer
56 views

working with balance management in a game

I'm working in a online game project, Where users will deposit ETH into their account for playing game. My problem is, Once a user deposit some ETH into his wallet. Example 0.10 ETH So how we can ...
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1answer
472 views

Loading smart contract x with tokens; sending eth to smart contract x; receiving tokens for that eth

Hello dear Eth community, I am a complete noob, please go easy on me ;) I am an IT teacher and I want to create a reward system for my class for a game that we play weekly. The game is not ...