Questions tagged [cryptokitties]

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When I tap buy button in market how does wallet check my allowance instantly?

On CrytpoKitties, when I tap the buy button in a market, MetaMask comes up and shows if I can buy or not based on allowance instantly. How is this possible? Is it making query? Is it included in kitty'...
1
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1answer
120 views

How much money was spent on gas for CryptoKitties transactions?

Just the main NFT contract for CryptoKitties, not the auction sale or other helper contracts. Bonus points if you can also include billable transactions that started from another contract and then ...
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0answers
24 views

unable to buy crypto kittie - why is my transaction not going thru?

I have tried everything in order to buy a crypto kittie however I have not been able to get a transaction to go thru. In the following receipt you can see I give a Gas Limit of 250,000 and a gas price ...
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1answer
97 views

buying crypto kittie TxReceipt Status: Fail

I'm confused about the following. I'm trying to buy a crypto kittie which price is 0.0038 ETH. On myetherwaller the following window is shown. "Amount send in most cases you should leave this to 0" ...
0
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0answers
22 views

Curiosity about ERC721 related projects

I'm a 19 y/o enthusiast in cryptocurrencies and blockchains. Did the NFT project [like crypto punks] first generate all the possible combinations for creating the x amount of unique "objects"...
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1answer
39 views

Why did cryptokitties congest ethereum network when it has resizable block size?

So I am wondering how come eth network got congested when block size is resizable and it can take more trx if needed? I am reading some info that it can do that but miners don't want to do it as it ...
0
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2answers
123 views

CryptoKitty birth and auction clock

How does CryptoKitty implement scheduling functions such as give birth function or auction ending function. I tried to track it through Eth Fiddle but didn't find how it was done. Is there a ...
0
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1answer
264 views

Ethereum Wallet cannot complie "msg.sender.send"

I have been using Ethereum Wallet to compile and deploy contracts. Now I got this error when trying to test the code in CryptoKittyCore. It failed to compile with this message Failure condition of '...