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eth
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  • Member for 8 years, 3 months
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142 votes
1 answer
54k views

What is Swarm and what is it used for?

134 votes
7 answers
73k views

How is the address of an Ethereum contract computed?

133 votes
6 answers
147k views

What is a DApp?

70 votes
3 answers
19k views

Why can't contracts make API calls?

68 votes
6 answers
105k views

What number of confirmations is considered secure in Ethereum?

66 votes
2 answers
51k views

What is the relationship between Mist and Ethereum Wallet?

58 votes
3 answers
21k views

What are the pros and cons of Ethereum balances vs. UTXOs?

56 votes
4 answers
19k views

Why don't Ethereum addresses have checksums?

54 votes
8 answers
31k views

How to quickly test a Solidity function?

46 votes
2 answers
7k views

What's a precompiled contract and how are they different from native opcodes?

43 votes
3 answers
21k views

What are the limitations to estimateGas and when would its estimate be considerably wrong?

39 votes
7 answers
32k views

How to convert a uint to bytes in Solidity?

38 votes
6 answers
8k views

How can a DApp detect a fork or chain reorganization using web3.js or additional libraries?

37 votes
1 answer
7k views

When can BLOCKHASH be safely used for a random number? When would it be unsafe?

29 votes
6 answers
6k views

What are common pitfalls or limitations when coding in Solidity?

29 votes
3 answers
12k views

How do gas refunds work?

27 votes
2 answers
10k views

Why aren't Solidity sha3 hashes not matching what other sha3 libraries produce?

22 votes
1 answer
3k views

What were the key assumptions and analyses that went into setting Ethereum's gas price?

21 votes
3 answers
5k views

Fundamental limitations between Solidity and Serpent

21 votes
6 answers
27k views

How to convert an address to bytes in Solidity?

21 votes
1 answer
844 views

Out of Gas invoking precompiled contracts on private blockchains

19 votes
2 answers
4k views

What advantages and disadvantages does Open Blockchain / Hyperledger / Fabric have over Ethereum?

19 votes
1 answer
4k views

How much computation can be done in a fallback function?

18 votes
5 answers
3k views

How will regular users be able to use dApps without buying ether?

17 votes
3 answers
3k views

What are effective and secure ways of shuffling a deck of cards in a contract?

17 votes
2 answers
10k views

How much faster is it to sync with --jitvm?

16 votes
4 answers
1k views

What is the Identity function and what are its uses?

16 votes
1 answer
990 views

Why were empty accounts allowed to be on the blockchain?

15 votes
1 answer
2k views

What is SSZ SimpleSerialize and why was it developed?

15 votes
3 answers
847 views

Why does Ethereum have gas?