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Kronos's user avatar
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Kronos
  • Member for 6 years
  • Last seen more than 1 year ago
34 votes
7 answers
16k views

how to catch "revert" error in truffle test javascript?

5 votes
1 answer
3k views

how is it different .deployed() and .new() ??

4 votes
2 answers
3k views

how can I send ether and call function in truffle test?

3 votes
3 answers
2k views

How to recover public from tx signature(r,s) and verify signature?

3 votes
1 answer
938 views

In truffle5, how to manipulate time with evm_increaseTime?

2 votes
2 answers
570 views

is it possible to steal my ether when I unlock it?

2 votes
3 answers
806 views

Why cannot I get uint returns without 'view' modifier?

2 votes
0 answers
856 views

How to input byte array to a function?

1 vote
2 answers
234 views

how to reduce gas to run a function?

1 vote
1 answer
5k views

How to estimate my contract code size? it is too big to deploy now

1 vote
2 answers
2k views

gas required exceeds allowance or always failing transaction when I try to transfer ether...

1 vote
1 answer
1k views

How to run geth for ropsten and mainnet in a same server?

1 vote
2 answers
3k views

Can I define global variables in Library contract?

1 vote
2 answers
2k views

"Error: exceeds block gas limit" from truffle console

0 votes
1 answer
257 views

How to prevent to change coinbase address for geth?

0 votes
1 answer
2k views

How to set default gas limit for my custom private network?

0 votes
1 answer
1k views

How to migrate existing ERC721 to ERC1155?

0 votes
1 answer
637 views

I got " TypeError: Storage location can only .."