solidity-by-example | short yet fully-functional contracts | Blockchain library
kandi X-RAY | solidity-by-example Summary
kandi X-RAY | solidity-by-example Summary
This is a collection of Solidity snippets for people who like to learn by example. Maybe some day it will turn into more of a step-by-step learning experience.
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QUESTION
I'm getting the error:
...ANSWER
Answered 2018-Aug-17 at 03:05See the answer to a similar error here: https://ethereum.stackexchange.com/a/56727/27511 I'm reposting for convenience...
I had a similar problem. In my case it was the system version of solc I had installed. Here's what I had. I had solc installed through Homebrew, and also truffle installed. when I run truffle version
:
QUESTION
I have a smart contract written in solidity, I want to generate this smart contract directly from Python and place it on the etherium network programmatically, automatically, is it possible ? If so, how? Any examples? An example of a smart contract I have: Safe Remote Purchase
...ANSWER
Answered 2019-Nov-25 at 14:00You can write a python script and use web3.py to deploy your contract or call its functions, if that is what you mean.
Check web3.py documentation
Also, the answer provided to this question may be useful to you.
QUESTION
There is sample code in "Modular Contracts" that uses a mapping, but I cannot see where that values of each mapping index get assigned.
The mapping is defined as:
...ANSWER
Answered 2019-Jun-29 at 09:46It's just an example of Modular Contracts you can add any balance in your constructor like
QUESTION
I tried the Simple Open Auction example (https://solidity.readthedocs.io/en/v0.4.24/solidity-by-example.html#simple-open-auction) from the Solidity docs with ganache-cli and truffle. In migrations/2_deploy_contracts.js I set up:
...ANSWER
Answered 2018-Sep-16 at 23:04Hopefully this can help you. I think you missed time travel part.
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