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Robert Oschler's user avatar
Robert Oschler's user avatar
Robert Oschler's user avatar
Robert Oschler
  • Member for 6 years, 5 months
  • Last seen more than 1 year ago
18 votes
1 answer
14k views

Member function "transfer" not found or not visible after argument-dependent lookup in contract?

5 votes
1 answer
832 views

Can't debug transactions that fail during the Web3.js estimateGas() call? No Tx Hash

4 votes
1 answer
3k views

Is it OK to use the reset flag with every Truffle compile and migrate when using the TestRPC client?

3 votes
3 answers
10k views

Does Solidity support passing an array of strings to a contract's constructor yet?

3 votes
1 answer
3k views

Running out of gas during a deploy due to a large number of require() statements?

3 votes
1 answer
2k views

Test if a map element has been deleted or does not exist?

3 votes
1 answer
3k views

Get the public address & key associated with one of the Ganache accounts using Web3.js?

3 votes
2 answers
2k views

Result of calling web3.version.getNetwork() from browser-side code is always undefined?

2 votes
1 answer
568 views

Recently upgraded Solc and Web3. Transactions with zero addresses now reverting with "invalid address" message?

2 votes
0 answers
155 views

What Web3JS method do I call to know what value to use for the gas price with sendSignedTransaction?

2 votes
1 answer
843 views

Deploying dependent smart contracts using Web3.js?

2 votes
0 answers
141 views

Can a view function from a funded smart contract execute a send() transaction on an external contract?

2 votes
1 answer
1k views

Go can't find common and types package when building Geth client node project?

1 vote
1 answer
528 views

Configuration settings for launching your own local Geth node for smart contract deployment & execution?

1 vote
2 answers
707 views

After truffle init I don't see MetaCoin.sol and other files expected to be there?

1 vote
0 answers
46 views

Searchable database of popular smart contracts?

1 vote
2 answers
1k views

Handling require/assert failure errors correctly from a Node.JS app?

1 vote
1 answer
332 views

Web3.js function(s) to help determine the block numbers inside a date range?

1 vote
0 answers
901 views

Using transfer() method but don't see payment in Ganache or Metamask?

1 vote
0 answers
103 views

Web3JS throws InvalidResponse without Ganache core ever receiving a request?

1 vote
0 answers
155 views

Getting INVALID_ARGUMENT error when passing zero to a view function with a parameter of type address?

1 vote
1 answer
581 views

My dApp can use Metamask accounts with givenProvider but not when setting Web3 object to Rinkeby provider URL?

1 vote
1 answer
363 views

How do you handle a non-deterministic change during smart contract execution?

1 vote
1 answer
98 views

Calculating a minimum entry fee for a game based on typical minimum gas requirements?

1 vote
1 answer
584 views

Nested structs that are part of a mapping broken in Solidity 0.5.0?

0 votes
3 answers
562 views

Stack too deep compiler error, but function only has 5 parameters?

0 votes
1 answer
58 views

Solidity says my function can by marked as view but my code changes state?

0 votes
1 answer
149 views

30 second delay after payment submitted to Rinkeby test network before receiving Tx hash?

0 votes
0 answers
79 views

Controlling access to functions with VIEW visibility with signed transactions?

0 votes
1 answer
286 views

Do Truffle methods automatically raise time-out exceptions?