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29 Bookmarks

Votes Activity Newest Views Added
131
votes
2
answers
27k
views

Are there well-solved and simple storage patterns for Solidity?

solidity contract-development contract-design
Mar 27 '19 at 20:01 Rob Hitchens 42.3k
87
votes
6
answers
63k
views

Ethereum block architecture

blockchain block-header state-trie merkle-patricia-tries yellow-paper
Dec 18 '18 at 3:48 MacLeon 1
52
votes
4
answers
14k
views

Why don't Ethereum addresses have checksums?

accounts addresses bitcoin history checksum
Jan 19 '18 at 1:50 Community♦ 1
44
votes
3
answers
9k
views

Why does uint8 cost more gas than uint256?

solidity gas
Apr 3 '18 at 22:26 Matt 115
34
votes
2
answers
23k
views

Solidity, create contract from contract

solidity contract-development
Feb 16 '18 at 18:52 osa 103
32
votes
3
answers
8k
views

What is the difference between transaction cost and execution cost in remix?

solidity remix
Feb 12 '19 at 16:48 Paul Razvan Berg 5,577
31
votes
3
answers
12k
views

Ethereum Merkle Tree Explanation

state-trie merkle-patricia-tries
Oct 12 '18 at 4:20 noooooooob 229
25
votes
6
answers
15k
views

Truffle deployment on test network says: Error: exceeds block gas limit

contract-development truffle contract-deployment gas out-of-gas
Oct 2 '18 at 22:11 KwahuNashoba 493
20
votes
2
answers
1k
views

Algebra symbology guidance for Ethereum Yellow Paper

yellow-paper
Mar 6 '18 at 8:22 drao 169
15
votes
4
answers
2k
views

What design patterns are appropriate for data structure modification within Ethereum smart contracts?

solidity contract-design design-patterns
Feb 29 '20 at 11:33 Vaibhav Saini 186
14
votes
1
answer
5k
views

What Ethereum blockchain explorers exist?

blockchain contract-debugging explorers
Oct 22 at 15:42 Mars Robertson 765
13
votes
2
answers
2k
views

Is there any efficient way to compute the exponentiation of a fraction and an integer?

solidity dapp-development
Jan 5 '18 at 0:52 MaiaVictor 3,117
13
votes
4
answers
5k
views

What is the real price of deploying a contract on the Mainnet?

truffle contract-deployment truffle-deployment
Sep 5 '19 at 18:40 flygoing 9,360
12
votes
3
answers
10k
views

TRUFFLE: What is the best way to to get the JSON ABI code after deploying a contract with truffle to Ganache or Kovan?

solidity truffle abi
Oct 4 '18 at 9:40 Maxime 121
9
votes
1
answer
4k
views

What is a “raw transaction” and what is it used for?

raw-transaction
Jun 27 '17 at 18:25 Ismael 24.2k
8
votes
2
answers
4k
views

Convert bytes32 to bytes

solidity remix data-types
Aug 6 '18 at 17:35 PhABC 432
7
votes
2
answers
640
views

Is there any efficient way to compute the exponentiation of an fractional base and fractional exponent?

solidity evm
Apr 24 '19 at 4:28 Mikhail Vladimirov 5,159
7
votes
4
answers
3k
views

Calling function of external contract and passing bytecode

solidity contract-development contract-invocation
Dec 8 '17 at 15:31 user2799359 1
6
votes
5
answers
2k
views

Need help to break down large contract

solidity contract-development design-patterns
Nov 8 '18 at 13:06 Rick Park 2,563
6
votes
3
answers
3k
views

Block gas limit exceeded when compiling contract Solidity browser

solidity contract-deployment gas metamask blocks
May 2 '18 at 13:26 Crema 1,072
5
votes
2
answers
11k
views

web3.eth.call. How can I set “data” param?

contract-invocation
Aug 29 '17 at 19:14 farhankhwaja 435
4
votes
1
answer
466
views

Building a floating rate on the tokens

tokens
Jan 29 '17 at 8:14 The Officious BokkyPooBah 36.8k
4
votes
4
answers
6k
views

Truffle develop (Ganache) increase block gas limit

solidity truffle
Jan 17 '19 at 11:55 Paul Razvan Berg 5,577
3
votes
5
answers
2k
views

Can I monitor contract's activity on any explorer?

blockchain explorers monitoring
Jan 10 '20 at 7:11 Gaurav Agrawal 287
2
votes
2
answers
374
views

Understanding ganache timestamps

truffle ganache timestamp ganache-cli
Aug 11 '19 at 17:37 Paul Razvan Berg 5,577
2
votes
2
answers
7k
views

How to login with web3 without MetaMask?

web3js metamask infura
Nov 9 '18 at 12:32 Dorothy Daugherty 1
1
vote
1
answer
59
views

how a contract with only interface (no implementation) being called by another contract?

contract-development contract-design
Jun 15 '18 at 5:29 AnAllergyToAnalogy 2,735
1
vote
3
answers
265
views

Is it possible to deploy a contract on the same address after self-destruct?

solidity security
Mar 7 '20 at 7:25 Community♦ 1
1
vote
2
answers
437
views

Efficient way of checking and inserting array address that is unqiue

solidity contract-development contract-design gas arrays
Nov 25 '18 at 11:53 dievardump 135
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